Overall Orange Tropical Cyclone alert for DITWAH-25 in Sri Lanka, India from 27 Nov 2025 00:00 UTC to 29 Nov 2025 18:00 UTC

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Overall Orange alert Tropical Cyclone for DITWAH-25

in Sri Lanka, India

Global Telecommunication Service

GTS (Global Telecommunication Service) is the official Warning and Alerting channel by the World Meteorological Organization (WMO) adopted by several Warning Organizations. As soon as a new GTS message regarding Tropical Cyclones(WT) or Tsunami(WE) the messages are processed and possibly assigned to the specific event. When a new GTS message is present an new tab in the specific event report page is present.The presence of a GTS message is shown in the homepage with a dedicated icon.

Click on the messages list to visualize on the right the detailed text.

Measurements Levels

SOURCE	GAUGE LOCATION	LAT	LON	TIME (UTC)	HEIGHT (m)	PERIOD (min)

30/11 18:01 WTIN01DEMS301800

30/11 13:02 WTIN01DEMS301300

30/11 10:08 WTIN01DEMS301006

30/11 09:01 WTIN01DEMS300900

30/11 04:39 WTIN01DEMS300430

29/11 20:21 WTIO52PGTW292100

29/11 20:20 WTIO32PGTW292100

29/11 18:01 WTIN01DEMS291800

29/11 14:16 WTIO32PGTW291500

29/11 12:22 WTIN01DEMS291221

29/11 12:05 WTIN01DEMS291205

29/11 08:17 WTIO32PGTW290900

29/11 04:58 WTIN01DEMS290500

29/11 01:24 WTIO32PGTW290300

29/11 01:24 WTIO52PGTW290300

28/11 19:52 WTIO52PGTW282100

28/11 19:50 WTIO32PGTW282100

28/11 13:29 WTIO32PGTW281500

28/11 13:29 WTIO52PGTW281500

28/11 09:36 WTIN01DEMS280930

28/11 07:40 WTIO32PGTW280900

28/11 07:40 WTIO52PGTW280900

28/11 02:32 WTIO52PGTW280300

27/11 20:31 WTIO52PGTW272100

27/11 20:28 WTIO32PGTW272100

27/11 13:54 WTIO32PGTW271500

27/11 13:52 WTIO52PGTW271500

27/11 13:09 WTIN01DEMS271308

27/11 07:46 WTIO52PGTW270900

27/11 07:44 WTIO32PGTW270900

27/11 02:25 WTIO52PGTW270300

Original Message :

WTIN01 DEMS 301800
GMDSS BULLETIN II 301800
ISSUED BY: INDIA METEOROLOGICAL DEPARTMENT, NEW DELHI
HIGH SEA FORECAST FOR MET. AREA VIII (N)
AREA OF COVERAGE: AREA OF THE INDIAN OCEAN ENCLOSED BY LINES FROM THE
INDO-
PAKISTAN FRONTIER AT 23O45'N 68 DEG E TO 00 DEG N 6 DEG E, THECE TO
CAPE
GARDAFUI; THE EAST AFRICAN COAST SOUTH TO THE EQUATOR, THENCE TO 95
DEG E, TO
6 DEG N, THENCE NORTH EASTWARDS TO MYANMAR/THAIL FRONTIER IN 10 DEG N
98 DEG
30'E NORTHWARDS COVERING ENTIRE BAY OF BENGAL.

VALID FROM 18 UTC OF 30TH NOVEMBER 2025 TO 12 UTC OF 02ND DECEMBER
2025.

PART-I STORM WARNING:

SUBJECT: CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] WEAKENED INTO
A DEEP DEPRESSION OVER SOUTHWEST BAY OF BENGAL AND ADJOINING NORTH
TAMIL NADU-PUDUCHERRY COASTS

THE CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER SOUTHWEST BAY
OF BENGAL AND ADJOINING NORTH TAMIL NADU-PUDUCHERRY COASTS MOVED
NORTHWARDS WITH THE SPEED OF 5 KMPH DURING PAST 6 HOURS, WEAKENED
INTO A DEEP DEPRESSION AND LAY CENTERED AT 1200 UTC OF TODAY, THE
30TH NOVEMBER 2025 OVER THE SAME REGION, NEAR LATITUDE 11.8ON AND
LONGITUDE 80.6OE, ABOUT 90 KM EASTOF CUDDALORE (INDIA), 130 KM
NORTHEAST OF KARAIKAL (INDIA), 90 KM EAST-SOUTHEAST OF PUDUCHERRY
(INDIA),180 KM NORTH-NORTHEAST OF VEDARANNIYAM (INDIA) AND 140 KM
SOUTH-SOUTHEAST OF CHENNAI (INDIA). THE MINIMUM DISTANCE OF THE
CENTRE OF THE DEEP DEPRESSION FROM NORTH TAMIL NADUPUDUCHERRY COASTS
IS ABOUT 80 KM.

IT IS VERY LIKELY TO MOVE NEARLY NORTHWARDS PARALLEL TO NORTH TAMIL
NADU-PUDUCHERRY COASTS AND WEAKEN GRADUALLY FURTHER INTO A DEPRESSION
AROUND MORNING OF TOMORROW, THE 01ST DECEMBER. THE SYSTEM WILL BE
CENTERED OVER SOUTHWEST BAY OF BENGAL WITHIN A MINIMUM DISTANCE OF 40
KM AND 20 KM FROM THE NORTH TAMIL NADU-PUDUCHERRY COASTLINE BY
MIDNIGHT OF TODAY, THE 30TH NOVEMBER AND MORNING OF TOMORROW, THE
01ST DECEMBER RESPECTIVELY.

FORECAST TRACK AND INTENSITY ARE GIVEN IN TABLE BELOW:

DATE/TIME (UTC)
POSITION
(LAT. ON/ LONG. OE)
MAXIMUM SUSTAINED SURFACE WIND SPEED (KMPH)
CATEGORY OF CYCLONIC DISTURBANCE
30.11.25/1200
11.8/80.6
55-65 GUSTING TO 75
DEEP DEPRESSION
30.11.25/1800
12.5/80.5
50-60 GUSTING TO 70
DEEP DEPRESSION
01.12.25/0000
13.3/80.5
45-55 GUSTING TO 65
DEPRESSION

30.11.2025/1200:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

30.11.2025/1800:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

01.12.2025/0000:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

PART-II SYNOPTIC WEATHER SYSTEM AT 1200 UTC: SEASONAL WEATHER.

PART-III AREA FORECAST:

AREA: ARB A1 (ARABIAN SEA)-EQUATOR TO 10 DEG N W OF 80 DEG E.
ARB A1-FORECAST VALID FROM 18 UTC OF 30TH NOVEMBER 2025 TO 12 UTC OF
01ST DEC 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE-LY 15/25 KTS.
2) E OF 60 DEG E TO THE S OF 5 DEG N: SW/W-LY 10/15 KTS.
3) REST AREA: NW/N-LY 10/15 KTS BEC SW-LY 15/25 KTS
TO THE E OF 78 DEG E.
II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: 1) E OF 60 DEG E: FAIRLY WIDESPREAD RA/TS.
2) REST AREA: SCATTERED RA/TS.
IV) VISIBILITY: 1) W OF 60 DEG E: POOR.
2) REST AREA: MODERATE.

ARB A1-FORECAST VALID FROM 12 UTC OF 01ST DECEMBER 2025 TO 12 UTC OF
02ND DECE 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE-LY 10/25 KTS.
2) E OF 60 DEG E TO THE S OF 6 DEG N: SW/W-LY 10/15 KTS.
3) REST AREA: NE/N-LY 05/15 KTS BEC W/SW-LY 05/15 KTS
TO THE E OF 78 DEG N.
II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: 1) E OF 60 DEG E: FAIRLY WIDESPREAD RA/TS.
2) REST AREA: SCATTERED RA/TS.
IV) VISIBILITY: 1) E OF 60 DEG E: POOR.
2) REST AREA: MODERATE.

ARB A2-ARABIAN SEA: -23 DEG 45 MIN N 68 DEG E TO 00 DEG N 63 DEG E TO
CAPE GARDAFUI
TO N OF 10 DEG N. 55.
ARB A2-FORECAST VALID FROM 18 UTC OF 30TH NOVEMBER 2025 TO 12 UTC OF
01ST DEC 2025.
I) WIND DIRECTION AND SPEED: NE/N-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) W OF 64 DEG E: ISOLATED RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) W OF 64 DEG E: GOOD.
2) REST AREA: GOOD.

ARB A2-FORECAST VALID FROM 12 UTC OF 01ST DECEMBER 2025 TO 12 UTC OF
02ND DECE 2025.
I) WIND DIRECTION AND SPEED: NE/N-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) W OF 62 DEG E: ISOLATED RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) W OF 62 DEG E: GOOD.
2) REST AREA: GOOD.

BOB A3-BAY OF BENGAL: EQUATOR TO 10 DEG N BETWEEN E OF 80 DEG E WEST
OF 10
DEG N/98 DEG 30 MIN E TO 6 DEG N/95 DEG E THENCE S-WARDS TO EQUATOR.
BOB A3-FORECAST VALID FROM 18 UTC OF 30TH NOVEMBER 2025 TO 12 UTC OF
01ST DEC 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 85 DEG E: CYCLONIC 25/30 KTS AT
80.6 DEG E
AND 11.8 DEG N.
2) REST AREA: E/NE-LY 05/10 KTS.
II) WAVE HEIGHT: 4.0-6.0 MTR.
III) WEATHER: FAIRLY WIDESPREAD RA/TS.
IV) VISIBILITY: POOR.

BOB A3-FORECAST VALID FROM 12 UTC OF 01ST DECEMBER 2025 TO 12 UTC OF
02ND DECE 2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 05/10 KTS BEC SE-LY 05/10 KTS
TO THE W OF 90 DEG E.
II) WAVE HEIGHT: 2.5-4.0 MTR.
III) WEATHER: FAIRLY WIDESPREAD RA/TS.
IV) VISIBILITY: POOR.

BOB: A4: BAY OF BENGAL N OF 10 DEG N E OF 80 DEG E.
BOB A4-FORECAST VALID FROM 18 UTC OF 30TH NOVEMBER 2025 TO 12 UTC OF
01ST DEC 2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 10/15 KTS BEC CYCLONIC 25/30 KTS
AT 80.6 DEG E
AND 11.8 DEG N.
II) WAVE HEIGHT: 4.0-6.0 MTR.
III) WEATHER: 1) W OF 90 DEG E TO THE S OF 20 DEG N: WIDESPREAD
RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) W OF 90 DEG E TO THE S OF 20 DEG N: VERY POOR.
2) REST AREA: GOOD.

BOB A4-FORECAST VALID FROM 12 UTC OF 01ST DECEMBER 2025 TO 12 UTC OF
02ND DECE 2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 10/15 KTS BEC CYCLONIC 15/25 KTS
AT 80.5 DEG E
AND 13.0 DEG N.
II) WAVE HEIGHT: 2.5-4.0 MTR.
III) WEATHER: 1) W OF 90 DEG E TO THE S OF 18 DEG N: WIDESPREAD
RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) W OF 90 DEG E TO THE S OF 18 DEG N: VERY POOR.
2) REST AREA: GOOD.

ADVISORY: PLEASE BE AWARE. WIND WAVE FORECASTS ARE AVERAGES. WIND
GUSTS
CAN BE 40 PER CENT STRONGER THAN THE FORECAST. MAXIMUM WAVE HEIGHT
CAN BE
TWICE THE FORECAST WAVE HEIGHT.

NEXT FORECAST WILL BE ISSUED AT 01/0800 UTC.=

Original Message :

WTIN01 DEMS 301300
SPL GMDSS BULLETIN NO-15 301300
ISSUED BY: INDIA METEOROLOGICAL DEPARTMENT, NEW DELHI
HIGH SEA FORECAST FOR MET. AREA VIII (N)
AREA OF COVERAGE: AREA OF THE INDIAN OCEAN ENCLOSED BY LINES FROM THE
INDO-
PAKISTAN FRONTIER AT 23O45\U2019N 68 DEG E TO 00 DEG N 6 DEG E, THECE
TO CAPE
GARDAFUI; THE EAST AFRICAN COAST SOUTH TO THE EQUATOR, THENCE TO 95
DEG E, TO
6 DEG N, THENCE NORTH EASTWARDS TO MYANMAR/THAIL FRONTIER IN 10 DEG N
98 DEG
30\U2019E NORTHWARDS COVERING ENTIRE BAY OF BENGAL.

VALID FROM 13 UTC OF 30TH NOVEMBER 2025 TO 00 UTC OF 02ND DECEMBER
2025.

PART-I STORM WARNING:

SUBJECT: CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER SOUTHWEST
BAY OF BENGAL AND ADJOINING NORTH TAMIL NADU-PUDUCHERRY COASTS:
CYCLONE WARNING FOR NORTH TAMIL NADU & PUDUCHERRY AND ADJOINING SOUTH
ANDHRA PRADESH COASTS (RED MESSAGE)

THE CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER SOUTHWEST BAY
OF BENGAL AND ADJOINING NORTH TAMIL NADU-PUDUCHERRY COASTS MOVED
NORTHWARDS WITH THE SPEED OF 5 KMPH DURING PAST 6 HOURS AND LAY
CENTERED AT 0900 UTC OF TODAY, THE 30TH NOVEMBER 2025 OVER THE SAME
REGION, NEAR LATITUDE 11.7ON AND LONGITUDE 80.6OE, ABOUT 90 KM
EAST-SOUTHEAST OF CUDDALORE (INDIA), 120 KM NORTHEAST OF KARAIKAL
(INDIA), 90 KM EAST-SOUTHEAST OF PUDUCHERRY (INDIA), 170 KM
NORTH-NORTHEAST OF VEDARANNIYAM (INDIA) AND 150 KM SOUTH-SOUTHEAST OF
CHENNAI (INDIA). THE MINIMUM DISTANCE OF THE CENTRE OF THE CYCLONE
FROM NORTH TAMIL NADU-PUDUCHERRY COASTS IS ABOUT 80 KM.

IT IS VERY LIKELY TO MOVE NEARLY NORTHWARDS PARALLEL TO NORTH TAMIL
NADU-PUDUCHERRY COASTS AND WEAKEN INTO A DEEP DEPRESSION DURING NEXT
03 HOURS. THE SYSTEM WILL BE CENTERED OVER SOUTHWEST BAY OF BENGAL
WITHIN A MINIMUM DISTANCE

FORECAST TRACK AND INTENSITY ARE GIVEN IN TABLE BELOW:

DATE/TIME (UTC)
POSITION
(LAT. ON/ LONG. OE)
MAXIMUM SUSTAINED SURFACE WIND SPEED (KMPH)
CATEGORY OF CYCLONIC DISTURBANCE
30.11.25/0900
11.7/80.6
60-70 GUSTING TO 80
CYCLONIC STORM
30.11.25/1200
12.0/80.5
55-65 GUSTING TO 75
DEEP DEPRESSION
30.11.25/1800
12.6/80.5
50-60 GUSTING TO 70
DEEP DEPRESSION
01.12.25/0000
13.3/80.5
45-55 GUSTING TO 65
DEPRESSION

30.11.2025/0900:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 70 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

30.11.2025/1200:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

30.11.2025/1800:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

01.12.2025/0000:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

PART-II SYNOPTIC WEATHER SYSTEM AT 0600 UTC: SEASONAL WEATHER.

PART-III AREA FORECAST:

AREA: ARB A1 (ARABIAN SEA)-EQUATOR TO 10 DEG N W OF 80 DEG E.
ARB A1-FORECAST VALID FROM 13 UTC OF 30TH NOVEMBER 2025 TO 00 UTC OF
01ST DEC 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE/N-LY 15/25 KTS.
2) E OF 60 DEG E TO THE S OF 5 DEG N: SW-LY 10/20 KTS.
3) REST AREA: NW/W-LY 10/15 KTS BEC SW-LY 25/30 KTS
TO THE E OF 78 DEG E.
II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: 1) E OF 60 DEG E: FAIRLY WIDESPREAD RA/TS.
2) REST AREA: SCATTERED RA/TS.
IV) VISIBILITY: 1) W OF 60 DEG E: POOR.
2) REST AREA: MODERATE.

ARB A1-FORECAST VALID FROM 00 UTC OF 01ST DECEMBER 2025 TO 00 UTC OF
02ND DECE 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE-LY 10/25 KTS.
2) E OF 60 DEG E TO THE S OF 6 DEG N: SW/W-LY 10/15 KTS.
3) REST AREA: NE/N-LY 05/15 KTS BEC NW/W-LY 05/10 KTS
TO THE S OF 7 DEG N.
II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: 1) E OF 60 DEG E: FAIRLY WIDESPREAD RA/TS.
2) REST AREA: SCATTERED RA/TS.
IV) VISIBILITY: 1) E OF 60 DEG E: POOR.
2) REST AREA: MODERATE.

ARB A2-ARABIAN SEA: -23 DEG 45 MIN N 68 DEG E TO 00 DEG N 63 DEG E TO
CAPE GARDAFUI
TO N OF 10 DEG N. 55.
ARB A2-FORECAST VALID FROM 13 UTC OF 30TH NOVEMBER 2025 TO 00 UTC OF
01ST DEC 2025.
I) WIND DIRECTION AND SPEED: NE-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) W OF 64 DEG E: ISOLATED RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) E OF 60 DEG E: GOOD.
2) REST AREA: GOOD.

ARB A2-FORECAST VALID FROM 00 UTC OF 01ST DECEMBER 2025 TO 00 UTC OF
02ND DECE 2025.
I) WIND DIRECTION AND SPEED: NE/N-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) S OF 18 DEG N: ISOLATED RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) S OF 18 DEG N: GOOD.
2) REST AREA: GOOD.

BOB A3-BAY OF BENGAL: EQUATOR TO 10 DEG N BETWEEN E OF 80 DEG E WEST
OF 10
DEG N/98 DEG 30 MIN E TO 6 DEG N/95 DEG E THENCE S-WARDS TO EQUATOR.
BOB A3-FORECAST VALID FROM 13 UTC OF 30TH NOVEMBER 2025 TO 00 UTC OF
01ST DEC 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 85 DEG E: CYCLONIC 30/40 KTS AT
80.6 DEG E
AND 11.7 DEG N.
2) REST AREA: E/NE-LY 05/10 KTS.
II) WAVE HEIGHT: 4.0\U20136.0 MTR.
III) WEATHER: FAIRLY WIDESPREAD RA/TS.
IV) VISIBILITY: POOR.

BOB A3-FORECAST VALID FROM 00 UTC OF 01ST DECEMBER 2025 TO 00 UTC OF
02ND DECE 2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 05/10 KTS BEC SE-LY 05/10 KTS
TO THE W OF 88 DEG E.
II) WAVE HEIGHT: 2.5\U20134.0 MTR.
III) WEATHER: FAIRLY WIDESPREAD RA/TS.
IV) VISIBILITY: POOR.

BOB: A4: BAY OF BENGAL N OF 10 DEG N E OF 80 DEG E.
BOB A4-FORECAST VALID FROM 13 UTC OF 30TH NOVEMBER 2025 TO 00 UTC OF
01ST DEC 2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 10/20 KTS BEC CYCLONIC 30/40 KTS
AT 80.6 DEG E
AND 11.7 DEG N.
II) WAVE HEIGHT: 4.0\U20136.0 MTR.
III) WEATHER: 1) W OF 90 DEG E TO THE S OF 18 DEG N: WIDESPREAD
RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) W OF 90 DEG E TO THE S OF 18 DEG N: VERY POOR.
2) REST AREA: GOOD.

BOB A4-FORECAST VALID FROM 00 UTC OF 01ST DECEMBER 2025 TO 00 UTC OF
02ND DECE 2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 10/20 KTS BEC CYCLONIC 15/20 KTS
AT 80.6 DEG E
AND 13.0 DEG N.
II) WAVE HEIGHT: 2.5\U20134.0 MTR.
III) WEATHER: 1) W OF 90 DEG E TO THE S OF 18 DEG N: WIDESPREAD
RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) W OF 90 DEG E TO THE S OF 18 DEG N: VERY POOR.
2) REST AREA: GOOD.

ADVISORY: PLEASE BE AWARE. WIND WAVE FORECASTS ARE AVERAGES. WIND
GUSTS
CAN BE 40 PER CENT STRONGER THAN THE FORECAST. MAXIMUM WAVE HEIGHT
CAN BE
TWICE THE FORECAST WAVE HEIGHT.

NEXT FORECAST WILL BE ISSUED AT 30/1300 UTC.=

Original Message :

WTIN01 DEMS 301006
SPL GMDSS BULLETIN NO-14 301000
ISSUED BY: INDIA METEOROLOGICAL DEPARTMENT, NEW DELHI
HIGH SEA FORECAST FOR MET. AREA VIII (N)
AREA OF COVERAGE: AREA OF THE INDIAN OCEAN ENCLOSED BY LINES FROM THE
INDO-
PAKISTAN FRONTIER AT 23O45'N 68 DEG E TO 00 DEG N 6 DEG E, THECE TO
CAPE
GARDAFUI; THE EAST AFRICAN COAST SOUTH TO THE EQUATOR, THENCE TO 95
DEG E, TO
6 DEG N, THENCE NORTH EASTWARDS TO MYANMAR/THAIL FRONTIER IN 10 DEG N
98 DEG
30'E NORTHWARDS COVERING ENTIRE BAY OF BENGAL.

VALID FROM 10 UTC OF 30TH NOVEMBER 2025 TO 00 UTC OF 02ND DECEMBER
2025.

PART-I STORM WARNING:

SUBJECT: CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER SOUTHWEST
BAY OF BENGAL AND ADJOINING NORTH TAMIL NADU-PUDUCHERRY COASTS:
CYCLONE WARNING FOR NORTH TAMIL NADU & PUDUCHERRY AND ADJOINING SOUTH
ANDHRA PRADESH COASTS (RED MESSAGE)

THE CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER SOUTHWEST BAY
OF BENGAL AND ADJOINING NORTH TAMIL NADU-PUDUCHERRY COASTS MOVED
NEARLY NORTHWARDS WITH THE SPEED OF 7 KMPH DURING PAST 6 HOURS AND
LAY CENTERED AT 0600 UTC OF TODAY, THE 30TH NOVEMBER 2025 OVER THE
SAME REGION, NEAR LATITUDE 11.5ON AND LONGITUDE 80.6OE, , ABOUT 100
KM EAST-SOUTHEAST OF CUDDALORE (INDIA), 110 KM NORTHEAST OF KARAIKAL
(INDIA), 100 KM EAST-SOUTHEAST OF PUDUCHERRY (INDIA), 150 KM
NORTH-NORTHEAST OF VEDARANNIYAM (INDIA) AND 170 KM SOUTH-SOUTHEAST OF
CHENNAI (INDIA). THE MINIMUM DISTANCE OF THE CENTRE OF THE CYCLONE
FROM NORTH TAMIL NADU-PUDUCHERRY COASTS IS ABOUT 80KM

IT IS VERY LIKELY TO MOVE NEARLY NORTHWARDS PARALLEL TO NORTH TAMIL
NADU-PUDUCHERRY COASTS DURING NEXT 24 HOURS. WHILE MOVING NORTHWARDS
THE CYCLONIC STORM WILL BE CENTERED OVER SOUTHWEST BAY OF BENGAL
WITHIN A MINIMUM DISTANCE OF 30 KM FROM THE TAMIL NADU-PUDUCHERRY
COASTLINE BY EVENING OF TODAY, THE 30TH NOVEMBER RESPECTIVELY.

FORECAST TRACK AND INTENSITY ARE GIVEN IN TABLE BELOW:

DATE/TIME (IST)
POSITION
(LAT. ON/ LONG. OE)
MAXIMUM SUSTAINED SURFACE WIND SPEED (KMPH)
CATEGORY OF CYCLONIC DISTURBANCE
30.11.25/0600
11.5/80.6
65-75 GUSTING TO 85
CYCLONIC STORM
30.11.25/1200
12.0/80.5
55-65 GUSTING TO 75
DEEP DEPRESSION
30.11.25/1800
12.6/80.5
50-60 GUSTING TO 70
DEEP DEPRESSION
01.12.25/0000
13.3/80.5
45-55 GUSTING TO 65
DEPRESSION

30.11.2025/0600:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 70 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

30.11.2025/1200:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

30.11.2025/1800:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

01.12.2025/0000:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

PART-II SYNOPTIC WEATHER SYSTEM AT 0600 UTC: SEASONAL WEATHER.

PART-III AREA FORECAST:

AREA: ARB A1 (ARABIAN SEA)-EQUATOR TO 10 DEG N W OF 80 DEG E.
ARB A1-FORECAST VALID FROM 10 UTC OF 30TH NOVEMBER 2025 TO 00 UTC OF
01ST DEC 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE/N-LY 15/25 KTS.
2) E OF 60 DEG E TO THE S OF 5 DEG N: SW-LY 10/20 KTS.
3) REST AREA: NW/W-LY 10/15 KTS BEC SW-LY 25/30 KTS
TO THE E OF 78 DEG E.
II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: 1) E OF 60 DEG E: FAIRLY WIDESPREAD RA/TS.
2) REST AREA: SCATTERED RA/TS.
IV) VISIBILITY: 1) W OF 60 DEG E: POOR.
2) REST AREA: MODERATE.

ARB A1-FORECAST VALID FROM 00 UTC OF 01ST DECEMBER 2025 TO 00 UTC OF
02ND DECE 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE-LY 10/25 KTS.
2) E OF 60 DEG E TO THE S OF 6 DEG N: SW/W-LY 10/15 KTS.
3) REST AREA: NE/N-LY 05/15 KTS BEC NW/W-LY 05/10 KTS
TO THE S OF 7 DEG N.
II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: 1) E OF 60 DEG E: FAIRLY WIDESPREAD RA/TS.
2) REST AREA: SCATTERED RA/TS.
IV) VISIBILITY: 1) E OF 60 DEG E: POOR.
2) REST AREA: MODERATE.

ARB A2-ARABIAN SEA: -23 DEG 45 MIN N 68 DEG E TO 00 DEG N 63 DEG E TO
CAPE GARDAFUI
TO N OF 10 DEG N. 55.
ARB A2-FORECAST VALID FROM 10 UTC OF 30TH NOVEMBER 2025 TO 00 UTC OF
01ST DEC 2025.
I) WIND DIRECTION AND SPEED: NE-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) W OF 64 DEG E: ISOLATED RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) E OF 60 DEG E: GOOD.
2) REST AREA: GOOD.

ARB A2-FORECAST VALID FROM 00 UTC OF 01ST DECEMBER 2025 TO 00 UTC OF
02ND DECE 2025.
I) WIND DIRECTION AND SPEED: NE/N-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) S OF 18 DEG N: ISOLATED RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) S OF 18 DEG N: GOOD.
2) REST AREA: GOOD.

BOB A3-BAY OF BENGAL: EQUATOR TO 10 DEG N BETWEEN E OF 80 DEG E WEST
OF 10
DEG N/98 DEG 30 MIN E TO 6 DEG N/95 DEG E THENCE S-WARDS TO EQUATOR.
BOB A3-FORECAST VALID FROM 10 UTC OF 30TH NOVEMBER 2025 TO 00 UTC OF
01ST DEC 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 85 DEG E: CYCLONIC 25/30 KTS AT
80.6 DEG E
AND 11.5 DEG N.
2) REST AREA: E/NE-LY 05/10 KTS.
II) WAVE HEIGHT: 4.0-6.0 MTR.
III) WEATHER: FAIRLY WIDESPREAD RA/TS.
IV) VISIBILITY: POOR.

BOB A3-FORECAST VALID FROM 00 UTC OF 01ST DECEMBER 2025 TO 00 UTC OF
02ND DECE 2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 05/10 KTS BEC SE-LY 05/10 KTS
TO THE W OF 88 DEG E.
II) WAVE HEIGHT: 2.5-4.0 MTR.
III) WEATHER: FAIRLY WIDESPREAD RA/TS.
IV) VISIBILITY: POOR.

BOB: A4: BAY OF BENGAL N OF 10 DEG N E OF 80 DEG E.
BOB A4-FORECAST VALID FROM 10 UTC OF 30TH NOVEMBER 2025 TO 00 UTC OF
01ST DEC 2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 10/20 KTS BEC CYCLONIC 25/30 KTS
AT 80.6 DEG E
AND 11.5 DEG N.
II) WAVE HEIGHT: 4.0-6.0 MTR.
III) WEATHER: 1) W OF 90 DEG E TO THE S OF 18 DEG N: WIDESPREAD
RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) W OF 90 DEG E TO THE S OF 18 DEG N: VERY POOR.
2) REST AREA: GOOD.

BOB A4-FORECAST VALID FROM 00 UTC OF 01ST DECEMBER 2025 TO 00 UTC OF
02ND DECE 2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 10/20 KTS BEC CYCLONIC 15/20 KTS
AT 80.6 DEG E
AND 13.0 DEG N.
II) WAVE HEIGHT: 2.5-4.0 MTR.
III) WEATHER: 1) W OF 90 DEG E TO THE S OF 18 DEG N: WIDESPREAD
RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) W OF 90 DEG E TO THE S OF 18 DEG N: VERY POOR.
2) REST AREA: GOOD.

ADVISORY: PLEASE BE AWARE. WIND WAVE FORECASTS ARE AVERAGES. WIND
GUSTS
CAN BE 40 PER CENT STRONGER THAN THE FORECAST. MAXIMUM WAVE HEIGHT
CAN BE
TWICE THE FORECAST WAVE HEIGHT.

NEXT FORECAST WILL BE ISSUED AT 30/1000 UTC.=

Original Message :

WTIN01 DEMS 300900
GMDSS BULLETIN I 300900
ISSUED BY: INDIA METEOROLOGICAL DEPARTMENT, NEW DELHI
HIGH SEA FORECAST FOR MET. AREA VIII (N)
AREA OF COVERAGE: AREA OF THE INDIAN OCEAN ENCLOSED BY LINES FROM THE
INDO-
PAKISTAN FRONTIER AT 23O45'N 68 DEG E TO 00 DEG N 6 DEG E, THECE TO
CAPE
GARDAFUI; THE EAST AFRICAN COAST SOUTH TO THE EQUATOR, THENCE TO 95
DEG E, TO
6 DEG N, THENCE NORTH EASTWARDS TO MYANMAR/THAIL FRONTIER IN 10 DEG N
98 DEG
30'E NORTHWARDS COVERING ENTIRE BAY OF BENGAL.
VALID FROM 09 UTC OF 30 TH NOVEMBER 2025 TO 00 UTC OF 02 ND DECEMBER
2025.
PART-I STORM WARNING:
CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER SOUTHWEST BAY OF
BENGAL
AND ADJOINING TAMIL NADU-PUDUCHERRY COASTS:
THE CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER SOUTHWEST BAY
OF
BENGAL AND ADJOINING NORTH TAMIL NADU-PUDUCHERRY COASTS MOVED NEARLY
NORTHWARDS WITH THE SPEED OF 12 KMPH DURING PAST 6 HOURS AND LAY
CENTERED AT
0300 UTC OF TODAY, THE 30 TH NOVEMBER 2025 OVER THE SAME REGION, NEAR
LATITUDE 11.4
DEG N AND LONGITUDE 80.6 DEG E, , ABOUT 100 KM EAST-SOUTHEAST OF
CUDDALORE
(43329), 100 KM EAST-NORTHEAST OF KARAIKAL (43346), 110 KM SOUTHEAST
OF PUDUCHERRY
(43331), 140 KM NORTHEAST OF VEDARANNIYAM (43349) AND 180 KM
SOUTH-SOUTHEAST OF
CHENNAI (43331). THE MINIMUM DISTANCE OF THE CENTRE OF THE CYCLONE
FROM NORTH
TAMIL NADU & PUDUCHERRY COAST IS ABOUT 70 KM.
IT IS VERY LIKELY TO MOVE NEARLY NORTHWARDS PARALLEL TO NORTH TAMIL
NADU-
PUDUCHERRY COASTS DURING NEXT 24 HOURS. WHILE MOVING NORTHWARDS THE
CYCLONIC STORM WILL BE CENTERED OVER SOUTHWEST BAY OF BENGAL WITHIN A
MINIMUM
DISTANCE OF 60 KM AND 30 KM FROM THE TAMIL NADU-PUDUCHERRY COASTLINE
BY 0600
UTC AND 1200 OF TODAY, THE 30 TH OF NOVEMBER RESPECTIVELY.
FORECAST TRACK AND INTENSITY ARE GIVEN IN TABLE BELOW:
DATE/TIME (UTC) POSITION
(LAT. ON/ LONG. OE)

MAXIMUM
SUSTAINED SURFACE WIND
SPEED (KMPH)

CATEGORY OF CYCLONIC
DISTURBANCE
30.11.25/0300 11.4/80.6 70-80 GUSTING TO 90 CYCLONIC STORM
30.11.25/0600 11.7/80.6 65-75 GUSTING TO 85 CYCLONIC STORM
30.11.25/1200 12.2/80.5 55-65 GUSTING TO 75 DEEP DEPRESSION
30.11.25/1800 12.8/80.5 50-60 GUSTING TO 70 DEEP DEPRESSION
01.12.25/0000 13.4/80.5 45-55 GUSTING TO 65 DEPRESSION
30.11.2025/0300:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
70 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.

30.11.2025/0600:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
70 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
30.11.2025/1200:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
30.11.2025/1800:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
PART-II SYNOPTIC WEATHER SYSTEM AT 0300 UTC: SEASONAL WEATHER.
PART-III AREA FORECAST:
AREA: ARB A1 (ARABIAN SEA)-EQUATOR TO 10 DEG N W OF 80 DEG E.
ARB A1-FORECAST VALID FROM 09 UTC OF 30 TH NOVEMBER 2025 TO 00 UTC OF
01 ST DEC 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE/N-LY 15/25 KTS.

2) E OF 60 DEG E TO THE S OF 5 DEG N: SW-LY 10/20 KTS.
3) REST AREA: NW/W-LY 10/15 KTS BEC SW-LY 25/30 KTS
TO THE E OF 78 DEG E.

II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: 1) E OF 60 DEG E: FAIRLY WIDESPREAD RA/TS.

2) REST AREA: SCATTERED RA/TS.
IV) VISIBILITY: 1) W OF 60 DEG E: POOR.
2) REST AREA: MODERATE.

ARB A1-FORECAST VALID FROM 00 UTC OF 01 ST DECEMBER 2025 TO 00 UTC OF
02 ND DECE
2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE-LY 10/25 KTS.

2) E OF 60 DEG E TO THE S OF 6 DEG N: SW/W-LY 10/15 KTS.
3) REST AREA: NE/N-LY 05/15 KTS BEC NW/W-LY 05/10 KTS
TO THE S OF 7 DEG N.

II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: 1) E OF 60 DEG E: FAIRLY WIDESPREAD RA/TS.

2) REST AREA: SCATTERED RA/TS.
IV) VISIBILITY: 1) E OF 60 DEG E: POOR.
2) REST AREA: MODERATE.

ARB A2-ARABIAN SEA: -23 DEG 45 MIN N 68 DEG E TO 00 DEG N 63 DEG E TO
CAPE GARDAFUI
TO N OF 10 DEG N. 55.
ARB A2-FORECAST VALID FROM 09 UTC OF 30 TH NOVEMBER 2025 TO 00 UTC OF
01 ST DEC 2025.
I) WIND DIRECTION AND SPEED: NE-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) W OF 64 DEG E: ISOLATED RA/TS.

2) REST AREA: FAIR.
IV) VISIBILITY: 1) E OF 60 DEG E: GOOD.

2) REST AREA: GOOD.

ARB A2-FORECAST VALID FROM 00 UTC OF 01 ST DECEMBER 2025 TO 00 UTC OF
02 ND DECE
2025.
I) WIND DIRECTION AND SPEED: NE/N-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) S OF 18 DEG N: ISOLATED RA/TS.

2) REST AREA: FAIR.
IV) VISIBILITY: 1) S OF 18 DEG N: GOOD.
2) REST AREA: GOOD.

BOB A3-BAY OF BENGAL: EQUATOR TO 10 DEG N BETWEEN E OF 80 DEG E WEST
OF 10
DEG N/98 DEG 30 MIN E TO 6 DEG N/95 DEG E THENCE S-WARDS TO EQUATOR.
BOB A3-FORECAST VALID FROM 09 UTC OF 30 TH NOVEMBER 2025 TO 00 UTC OF
01 ST DEC 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 85 DEG E: CYCLONIC 25/30 KTS AT
80.6 DEG E

AND 10.4 DEG N.
2) REST AREA: E/NE-LY 05/10 KTS.

II) WAVE HEIGHT: 4.0-36.0 MTR.
III) WEATHER: FAIRLY WIDESPREAD RA/TS.
IV) VISIBILITY: POOR.
BOB A3-FORECAST VALID FROM 00 UTC OF 01 ST DECEMBER 2025 TO 00 UTC OF
02 ND DECE
2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 05/10 KTS BEC SE-LY 05/10 KTS

TO THE W OF 88 DEG E.

II) WAVE HEIGHT: 2.5-4.0 MTR.
III) WEATHER: FAIRLY WIDESPREAD RA/TS.
IV) VISIBILITY: POOR.
BOB: A4: BAY OF BENGAL N OF 10 DEG N E OF 80 DEG E.
BOB A4-FORECAST VALID FROM 09 UTC OF 30 TH NOVEMBER 2025 TO 00 UTC OF
01 ST DEC 2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 10/20 KTS BEC CYCLONIC 25/30 KTS
AT 80.5 DEG E

AND 12.2 DEG N.

II) WAVE HEIGHT: 4.0-6.0 MTR.
III) WEATHER: 1) W OF 90 DEG E TO THE S OF 18 DEG N: WIDESPREAD
RA/TS.

2) REST AREA: FAIR.

IV) VISIBILITY: 1) W OF 90 DEG E TO THE S OF 18 DEG N: VERY POOR.

2) REST AREA: GOOD.

BOB A4-FORECAST VALID FROM 00 UTC OF 01 ST DECEMBER 2025 TO 00 UTC OF
02 ND DECE
2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 10/20 KTS BEC CYCLONIC 15/20 KTS
AT 80.5 DEG E

AND 13.4 DEG N.

II) WAVE HEIGHT: 2.5-4.0 MTR.
III) WEATHER: 1) W OF 90 DEG E TO THE S OF 18 DEG N: WIDESPREAD
RA/TS.

2) REST AREA: FAIR.

IV) VISIBILITY: 1) W OF 90 DEG E TO THE S OF 18 DEG N: VERY POOR.

2) REST AREA: GOOD.

ADVISORY: PLEASE BE AWARE. WIND WAVE FORECASTS ARE AVERAGES. WIND
GUSTS
CAN BE 40 PER CENT STRONGER THAN THE FORECAST. MAXIMUM WAVE HEIGHT
CAN BE
TWICE THE FORECAST WAVE HEIGHT.
NEXT FORECAST WILL BE ISSUED AT 30/1700 UTC.=

Original Message :

WTIN01 DEMS 300430

GLOBAL MARITIME 300930 IST
DATE/TIME OF ISSUE: 30-11-2025/0400 UTC
SPL GMDSS BULLETIN NO-13 300400
ISSUED BY: INDIA METEOROLOGICAL DEPARTMENT, NEW DELHI
HIGH SEA FORECAST FOR MET. AREA VIII (N)
AREA OF COVERAGE: AREA OF THE INDIAN OCEAN ENCLOSED BY LINES FROM THE INDO-
PAKISTAN FRONTIER AT 23?45\u2019N 68 DEG E TO 00 DEG N 6 DEG E, THECE TO CAPE
GARDAFUI; THE EAST AFRICAN COAST SOUTH TO THE EQUATOR, THENCE TO 95 DEG E, TO
6 DEG N, THENCE NORTH EASTWARDS TO MYANMAR/THAIL FRONTIER IN 10 DEG N 98 DEG
30\u2019E NORTHWARDS COVERING ENTIRE BAY OF BENGAL.
VALID FROM 04 UTC OF 30 TH NOVEMBER 2025 TO 12 UTC OF 01 ST DECEMBER 2025.
PART-I STORM WARNING:
SUBJECT: CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER SOUTHWEST BAY OF
BENGAL AND ADJOINING TAMIL NADU-PUDUCHERRY COASTS:
THE CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER SOUTHWEST BAY OF
BENGAL AND ADJOINING NORTH SRI LANKA MOVED NEARLY NORTHWARDS WITH THE SPEED
OF 7 KMPH DURING PAST 6 HOURS AND LAY CENTERED AT 0000 UTC OF TODAY, THE 30TH
NOVEMBER 2025 OVER THE SAME REGION, NEAR LATITUDE 11.1 DEG N AND LONGITUDE 80.6
DEG E ABOUT 90 KM EAST-NORTHEAST OF KARAIKAL (43346), 120 KM NORTHEAST OF
VEDARANNIYAM (43349), 130 KM SOUTHEAST OF PUDUCHERRY (43331), 170 KM NORTH-
NORTHEAST OF JAFFNA (43404), AND 220 KM SOUTH-SOUTHEAST OF CHENNAI (43279).
IT IS VERY LIKELY TO MOVE NEARLY NORTHWARDS PARALLEL TO NORTH TAMIL NADU-
PUDUCHERRY COASTS DURING NEXT 24 HOURS.
WHILE MOVING NORTHWARDS THE CYCLONIC STORM WILL BE CENTERED OVER SOUTHWEST
BAY OF BENGAL WITHIN A MINIMUM DISTANCE OF ABOUT 70 KM AND 30KM FROM THE TAMIL
N\u0100DU-PUDUCHERRY COASTLINE BY 0600 UTC AND 1200 UTC OF TODAY, THE 30TH NOVEMBER
RESPECTIVELY.
FORECAST TRACK AND INTENSITY ARE GIVEN IN TABLE BELOW:
Date/Time (UTC) Position
(Lat.??N/
Long.??E)

Maximum
Sustained?Surface?Wind
Speed?(Kmph)

Category Of Cyclonic
Disturbance
30.11.25/0000 11.1/80.6 70-80 gusting to 90 Cyclonic Storm
30.11.25/0600 11.6/80.5 65-75 gusting to 85 ?Cyclonic Storm
30.11.25/1200 12.2/80.5 55-65 gusting to 75 ??Deep Depression
30.11.25/1800 12.8/80.5 50-60 gusting to 70 Deep Depression
01.12.25/0000 13.4/80.5 45-55 gusting to 65 ?Depression
30.11.2025/0000:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND 85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.

WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN THE SE AND
SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND 70 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
30.11.2025/0600:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND 85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN THE SE AND
SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND 70 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
30.11.2025/1200:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND 85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
30.11.2025/1800:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND 85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
PART-II SYNOPTIC WEATHER SYSTEM AT 0000 UTC: SEASONAL WEATHER.
PART-III AREA FORECAST:
AREA: ARB A1 (ARABIAN SEA)-EQUATOR TO 10 DEG N W OF 80 DEG E.
ARB A1-FORECAST VALID FROM 04 UTC OF 30 TH NOVEMBER 2025 TO 12 UTC OF 30 TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE/N-LY 15/25 KTS.

2) E OF 60 DEG E TO THE S OF 5 DEG N: SW-LY 10/20 KTS.
3) REST AREA: NW/W-LY 10/15 KTS BEC SW-LY 30/40 KTS
TO THE E OF 78 DEG E.

II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: 1) W OF 64 DEG E: FAIRLY WIDESPREAD RA/TS.

2) REST AREA: SCATTERED RA/TS.
IV) VISIBILITY: 1) W OF 64 DEG E: POOR.
2) REST AREA: MODERATE.

ARB A1-FORECAST VALID FROM 12 UTC OF 30 TH NOVEMBER 2025 TO 12 UTC OF 01 ST DECE
2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE-LY 10/25 KTS.

2) E OF 60 DEG E TO THE S OF 6 DEG N: SW/W-LY 10/15 KTS.
3) REST AREA: NE/N-LY 10/15 KTS BEC W/SW-LY 20/25 KTS
TO THE E OF 78 DEG.

II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: 1) W OF 60 DEG E: FAIRLY WIDESPREAD RA/TS.

2) REST AREA: SCATTERED RA/TS.
IV) VISIBILITY: 1) W OF 60 DEG E: POOR.
2) REST AREA: MODERATE.

ARB A2-ARABIAN SEA: -23 DEG 45 MIN N 68 DEG E TO 00 DEG N 63 DEG E TO CAPE GARDAFUI
TO N OF 10 DEG N. 55.
ARB A2-FORECAST VALID FROM 04 UTC OF 30 TH NOVEMBER 2025 TO 12 UTC OF 30 TH NOV 2025.
I) WIND DIRECTION AND SPEED: NE-LY 10/15 KTS.

II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) E OF 60 DEG E: ISOLATED RA/TS.

2) REST AREA: FAIR.
IV) VISIBILITY: 1) E OF 60 DEG E: GOOD.
2) REST AREA: GOOD.

ARB A2-FORECAST VALID FROM 12 UTC OF 30 TH NOVEMBER 2025 TO 12 UTC OF 01 ST DECE
2025.
I) WIND DIRECTION AND SPEED: NE/N-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) E OF 60 DEG E TO THE S OF 15 DEG N: ISOLATED RA/TS.

2) REST AREA: FAIR.

IV) VISIBILITY: 1) E OF 60 DEG E TO THE S OF 15 DEG N: GOOD.

2) REST AREA: GOOD.

BOB A3-BAY OF BENGAL: EQUATOR TO 10 DEG N BETWEEN E OF 80 DEG E WEST OF 10
DEG N/98 DEG 30 MIN E TO 6 DEG N/95 DEG E THENCE S-WARDS TO EQUATOR.
BOB A3-FORECAST VALID FROM 04 UTC OF 30 TH NOVEMBER 2025 TO 12 UTC OF 30 TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 85 DEG E: CYCLONIC 35/40 KTS AT 80.6 DEG E

AND 11.1 DEG N.
2) REST AREA: E/NE-LY 05/10 KTS.

II) WAVE HEIGHT: 6.0\u20139.0 MTR.
III) WEATHER: WIDESPREAD RA/TS.
IV) VISIBILITY: VERY POOR.
BOB A3-FORECAST VALID FROM 12 UTC OF 30 TH NOVEMBER 2025 TO 12 UTC OF 01 ST DECE
2025.
I) WIND DIRECTION AND SPEED: 1) W OF 85 DEG E: CYCLONIC 35/40 KTS AT 80.5 DEG E AND

12.8 DEG N.
2) REST AREA: NE/E-LY 10/15 KTS.

II) WAVE HEIGHT: 6.0\u20139.0 MTR.
III) WEATHER: FAIRLY WIDESPREAD RA/TS.
IV) VISIBILITY: POOR.
BOB: A4: BAY OF BENGAL N OF 10 DEG N E OF 80 DEG E.
BOB A4-FORECAST VALID FROM 04 UTC OF 30 TH NOVEMBER 2025 TO 12 UTC OF 30 TH NOV 2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 10/20 KTS BEC CYCLONIC 35/40 KTS AT 80.6 DEG E

AND 11.1 DEG N.

II) WAVE HEIGHT: 6.0\u20139.0 MTR.
III) WEATHER: 1) W OF 90 DEG E TO THE S OF 16 DEG N: WIDESPREAD RA/TS.

2) REST AREA: FAIR.

IV) VISIBILITY: 1) W OF 90 DEG E TO THE S OF 16 DEG N: VERY POOR.

2) REST AREA: GOOD.

BOB A4-FORECAST VALID FROM 12 UTC OF 30 TH NOVEMBER 2025 TO 12 UTC OF 01 ST DECE
2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 10/20 KTS BEC CYCLONIC 35/40 KTS AT 80.5 DEG E

AND 12.8 DEG N.

II) WAVE HEIGHT: 6.0\u20139.0 MTR.
III) WEATHER: 1) W OF 90 DEG E TO THE S OF 20 DEG N: WIDESPREAD RA/TS.

2) REST AREA: FAIR.

IV) VISIBILITY: 1) W OF 90 DEG E TO THE S OF 20 DEG N: VERY POOR.

2) REST AREA: GOOD.

ADVISORY: PLEASE BE AWARE. WIND WAVE FORECASTS ARE AVERAGES. WIND GUSTS
CAN BE 40 PER CENT STRONGER THAN THE FORECAST. MAXIMUM WAVE HEIGHT CAN BE

TWICE THE FORECAST WAVE HEIGHT.
NEXT FORECAST WILL BE ISSUED AT 30/0800 UTC.

Original Message :

WTIO52 PGTW 292100
WARNING ATCG MIL 05B NIO 251129195306
2025112918 05B DITWAH 012 01 360 04 SATL 060
T000 105N 0808E 030
T012 114N 0808E 030
T024 124N 0808E 030
AMP 000HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
012HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
024HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
SUBJ: TROPICAL CYCLONE 05B (DITWAH) WARNING NR 012
1. TROPICAL CYCLONE 05B (DITWAH) WARNING NR 012
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
291800Z --- NEAR 10.5N 80.8E
MOVEMENT PAST SIX HOURS - 360 DEGREES AT 04 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
REPEAT POSIT: 10.5N 80.8E
---
FORECASTS:
12 HRS, VALID AT:
300600Z --- 11.4N 80.8E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
VECTOR TO 24 HR POSIT: 360 DEG/ 05 KTS
---
24 HRS, VALID AT:
301800Z --- 12.4N 80.8E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
292100Z POSITION NEAR 10.7N 80.8E.
29NOV25. TROPICAL CYCLONE 05B (DITWAH), LOCATED APPROXIMATELY 847
NM SOUTH-SOUTHWEST OF KOLKATA, INDIA, HAS TRACKED NORTHWARD AT 04
KNOTS OVER THE PAST SIX HOURS. ANIMATED ENHANCED INFRARED IMAGERY
DEPICTS TROPICAL CYCLONE 05B AS A SHALLOW, RAGGED, AND FULLY EXPOSED
LOW-LEVEL CIRCULATION. A 291510Z METOP-B ASCAT IMAGE REVEALS A SMALL
PATCH OF 30 KT WINDBARBS WITHIN THE PALK STRAIT, BUT CONFIRMS THE
MAJORITY OF THE WIND FIELD IS 25 KTS OR LESS. THE ENVIRONMENT IS
INCREASINGLY UNFAVORABLE, WITH SIGNIFICANT DRY AIR ENTRAINMENT AND
20-25 KTS OF VERTICAL WIND SHEAR. DETERMINISTIC TRACK MODELS ARE IN
GOOD AGREEMENT THAT 05B WILL TRACK DUE NORTH AFTER DISSIPATION,
REMAINING OFF THE COAST OF INDIA. INTENSITY GUIDANCE IS IN MODERATE
AGREEMENT IN DISSIPATION BY TAU 24, HOWEVER, COAMPS-TC (GFS AND
NAVGEM) INDICATES THE SLIGHT POSSIBILITY THAT 05B BRIEFLY
REINTENSIFYING TO 35 KTS AROUND TAU 36. BASED ON THE POOR
ENVIRONMENTAL CONDITIONS, JTWC DETERMINES THIS SCENARIO IS UNLIKELY.
THIS IS THE FINAL WARNING ON THIS SYSTEM BY THE JOINT TYPHOON WRNCEN
PEARL HARBOR HI. THE SYSTEM WILL BE CLOSELY MONITORED FOR SIGNS OF
REGENERATION. MINIMUM CENTRAL PRESSURE AT 291800Z IS 1003 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 291800Z IS 13 FEET.//
0525112418 52N 787E 25
0525112500 50N 790E 25
0525112506 50N 795E 25
0525112512 50N 799E 25
0525112518 50N 808E 25
0525112600 53N 813E 25
0525112606 56N 816E 25
0525112612 59N 818E 25
0525112618 63N 821E 30
0525112700 66N 822E 35
0525112706 71N 821E 35
0525112712 76N 817E 35
0525112718 79N 813E 35
0525112800 81N 811E 35
0525112806 83N 810E 35
0525112812 86N 809E 35
0525112818 89N 808E 35
0525112900 93N 808E 35
0525112906 97N 808E 35
0525112912 101N 808E 35
0525112918 105N 808E 30
NNNN

Original Message :

WTIO32 PGTW 292100
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 05B (DITWAH) WARNING NR 012//
RMKS/
1. TROPICAL CYCLONE 05B (DITWAH) WARNING NR 012
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
291800Z --- NEAR 10.5N 80.8E
MOVEMENT PAST SIX HOURS - 360 DEGREES AT 04 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
REPEAT POSIT: 10.5N 80.8E
---
FORECASTS:
12 HRS, VALID AT:
300600Z --- 11.4N 80.8E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
VECTOR TO 24 HR POSIT: 360 DEG/ 05 KTS
---
24 HRS, VALID AT:
301800Z --- 12.4N 80.8E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
292100Z POSITION NEAR 10.7N 80.8E.
29NOV25. TROPICAL CYCLONE 05B (DITWAH), LOCATED APPROXIMATELY 847
NM SOUTH-SOUTHWEST OF KOLKATA, INDIA, HAS TRACKED NORTHWARD AT 04
KNOTS OVER THE PAST SIX HOURS. ANIMATED ENHANCED INFRARED IMAGERY
DEPICTS TROPICAL CYCLONE 05B AS A SHALLOW, RAGGED, AND FULLY EXPOSED
LOW-LEVEL CIRCULATION. A 291510Z METOP-B ASCAT IMAGE REVEALS A SMALL
// END PART 01 //

Original Message :

WTIN01 DEMS 291800

GLOBAL MARITIME 292230 IST
DATE/TIME OF ISSUE: 29-11-2025/1700 UTC
GMDSS BULLETIN II 291800
ISSUED BY: INDIA METEOROLOGICAL DEPARTMENT, NEW DELHI
HIGH SEA FORECAST FOR MET. AREA VIII (N)
AREA OF COVERAGE: AREA OF THE INDIAN OCEAN ENCLOSED BY LINES FROM THE INDO-
PAKISTAN FRONTIER AT 23?45\u2019N 68 DEG E TO 00 DEG N 6 DEG E, THECE TO CAPE
GARDAFUI; THE EAST AFRICAN COAST SOUTH TO THE EQUATOR, THENCE TO 95 DEG E, TO
6 DEG N, THENCE NORTH EASTWARDS TO MYANMAR/THAIL FRONTIER IN 10 DEG N 98 DEG
30\u2019E NORTHWARDS COVERING ENTIRE BAY OF BENGAL.
VALID FROM 18 UTC OF 29 TH NOVEMBER 2025 TO 12 UTC OF 01 ST DECEMBER 2025.
PART-I STORM WARNING:
SUBJECT: CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER SOUTHWEST BAY OF
BENGAL AND ADJOINING NORTH SRI LANKA & TAMIL NADU COASTS: CYCLONE WARNING
FOR NORTH TAMIL NADU & PUDUCHERRY AND ADJOINING SOUTH ANDHRA PRADESH
COASTS (RED MESSAGE)
THE CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER SOUTHWEST BAY OF
BENGAL AND ADJOINING NORTH SRI LANKA MOVED NEARLY NORTHWARDS WITH THE SPEED
OF 10 KMPH DURING PAST 6 HOURS AND LAY CENTERED AT 1200 UTC OF TODAY, THE 29TH
NOVEMBER 2025 OVER SOUTHWEST BAY OF BENGAL AND ADJOINING NORTH SRI LANKA &
TAMIL NADU COASTS, NEAR LATITUDE 10.4?N AND LONGITUDE 80.6?E, ABOUT 110 KM
NORTHEAST OF JAFFNA (SRI LANKA), 80 KM EAST OF VEDARANNIYAM (INDIA), 100 KM
SOUTHEAST OF KARAIKAL (INDIA), 190 KM SOUTH-SOUTHEAST OF PUDUCHERRY (INDIA) AND
290 KM SOUTH OF CHENNAI (INDIA).
IT IS VERY LIKELY TO MOVE NORTH-NORTHWESTWARDS AND REACH OVER SOUTHWEST BAY
OF BENGAL NEAR NORTH TAMIL NADU, PUDUCHERRY AND ADJOINING SOUTH ANDHRA
PRADESH COASTS BY EARLY MORNING OF 30TH NOVEMBER.
WHILE MOVING NORTH-NORTHWESTWARDS THE CYCLONIC STORM WILL BE CENTERED OVER
SOUTHWEST BAY OF BENGAL WITHIN A MINIMUM DISTANCE OF 60 KM, 50 KM AND 25KM FROM
THE TAMIL N\u0100DU-PUDUCHERRY COASTLINE BY MIDNIGHT OF TODAY, THE 29TH NOVEMBER,
EARLY MORNING AND EVENING OF TOMORROW, THE 30TH NOVEMBER RESPECTIVELY.
FORECAST TRACK AND INTENSITY ARE GIVEN IN TABLE BELOW:
29.11.25/1730 10.4/80.6 70-80 gusting to 90 Cyclonic Storm
29.11.25/2330 10.7/80.5 70-80 gusting to 90 Cyclonic Storm
30.11.25/0530 11.1/80.4 70-80 gusting to 90 Cyclonic Storm
30.11.25/1130 11.6/80.4 65-75 gusting to 85 Cyclonic Storm
30.11.25/1730 12.2/80.4 60-70 gusting to 80 Cyclonic Storm
01.12.25/0530 13.4/80.5 45-55 gusting to 65 Depression

29.11.2025/1200:

WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND 85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN THE SE AND
SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND 70 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
29.11.2025/1800:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND 85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN THE SE AND
SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND 70 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
30.11.2025/0000:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND 85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN THE SE AND
SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND 70 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
30.11.2025/0600:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND 85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN THE SE AND
SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND 70 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
30.11.2025/1200:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND 85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN THE SE AND
SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND 70 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
01.12.2025/0000:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND 85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
PART-II SYNOPTIC WEATHER SYSTEM AT 1200 UTC: SEASONAL WEATHER.
PART-III AREA FORECAST:

AREA: ARB A1 (ARABIAN SEA)-EQUATOR TO 10 DEG N W OF 80 DEG E.
ARB A1-FORECAST VALID FROM 18 UTC OF 29 TH NOVEMBER 2025 TO 12 UTC OF 30 TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE/N-LY 15/25 KTS.

2) E OF 60 DEG E TO THE S OF 5 DEG N: SW-LY 10/20 KTS.
3) REST AREA: NW/W-LY 10/15 KTS BEC SW-LY 30/40 KTS
TO THE E OF 78 DEG E.

II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: 1) W OF 64 DEG E: FAIRLY WIDESPREAD RA/TS.

2) REST AREA: SCATTERED RA/TS.
IV) VISIBILITY: 1) W OF 64 DEG E: POOR.
2) REST AREA: MODERATE.

ARB A1-FORECAST VALID FROM 12 UTC OF 30 TH NOVEMBER 2025 TO 12 UTC OF 01 ST DECE
2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE-LY 10/25 KTS.

2) E OF 60 DEG E TO THE S OF 6 DEG N: SW/W-LY 10/15 KTS.
3) REST AREA: NE/N-LY 10/15 KTS BEC W/SW-LY 20/25 KTS
TO THE E OF 78 DEG.

II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: 1) W OF 60 DEG E: FAIRLY WIDESPREAD RA/TS.

2) REST AREA: SCATTERED RA/TS.
IV) VISIBILITY: 1) W OF 60 DEG E: POOR.
2) REST AREA: MODERATE.

ARB A2-ARABIAN SEA: -23 DEG 45 MIN N 68 DEG E TO 00 DEG N 63 DEG E TO CAPE GARDAFUI
TO N OF 10 DEG N. 55.
ARB A2-FORECAST VALID FROM 18 UTC OF 29 TH NOVEMBER 2025 TO 12 UTC OF 30 TH NOV 2025.
I) WIND DIRECTION AND SPEED: NE-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) E OF 60 DEG E: ISOLATED RA/TS.

2) REST AREA: FAIR.
IV) VISIBILITY: 1) E OF 60 DEG E: GOOD.
2) REST AREA: GOOD.

ARB A2-FORECAST VALID FROM 12 UTC OF 30 TH NOVEMBER 2025 TO 12 UTC OF 01 ST DECE
2025.
I) WIND DIRECTION AND SPEED: NE/N-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) E OF 60 DEG E TO THE S OF 15 DEG N: ISOLATED RA/TS.

2) REST AREA: FAIR.

IV) VISIBILITY: 1) E OF 60 DEG E TO THE S OF 15 DEG N: GOOD.

2) REST AREA: GOOD.

BOB A3-BAY OF BENGAL: EQUATOR TO 10 DEG N BETWEEN E OF 80 DEG E WEST OF 10
DEG N/98 DEG 30 MIN E TO 6 DEG N/95 DEG E THENCE S-WARDS TO EQUATOR.
BOB A3-FORECAST VALID FROM 18 UTC OF 29 TH NOVEMBER 2025 TO 12 UTC OF 30 TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 85 DEG E: CYCLONIC 35/40 KTS AT 80.6 DEG E

AND 10.4 DEG N.
2) REST AREA: E/NE-LY 05/10 KTS.

II) WAVE HEIGHT: 6.0\u20139.0 MTR.
III) WEATHER: WIDESPREAD RA/TS.
IV) VISIBILITY: VERY POOR.
BOB A3-FORECAST VALID FROM 12 UTC OF 30 TH NOVEMBER 2025 TO 12 UTC OF 01 ST DECE
2025.
I) WIND DIRECTION AND SPEED: 1) W OF 85 DEG E: CYCLONIC 35/40 KTS AT 80.3 DEG E AND

11.3 DEG N.
2) REST AREA: NE/E-LY 10/15 KTS.

II) WAVE HEIGHT: 6.0\u20139.0 MTR.
III) WEATHER: FAIRLY WIDESPREAD RA/TS.
IV) VISIBILITY: POOR.
BOB: A4: BAY OF BENGAL N OF 10 DEG N E OF 80 DEG E.
BOB A4-FORECAST VALID FROM 18 UTC OF 29 TH NOVEMBER 2025 TO 12 UTC OF 30 TH NOV 2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 10/20 KTS BEC CYCLONIC 35/40 KTS AT 80.6 DEG E

AND 10.4 DEG N.

II) WAVE HEIGHT: 6.0\u20139.0 MTR.
III) WEATHER: 1) W OF 90 DEG E TO THE S OF 16 DEG N: WIDESPREAD RA/TS.

2) REST AREA: FAIR.

IV) VISIBILITY: 1) W OF 90 DEG E TO THE S OF 16 DEG N: VERY POOR.

2) REST AREA: GOOD.

BOB A4-FORECAST VALID FROM 12 UTC OF 30 TH NOVEMBER 2025 TO 12 UTC OF 01 ST DECE
2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 10/20 KTS BEC CYCLONIC 35/40 KTS AT 80.3 DEG E

AND 11.3 DEG N.

II) WAVE HEIGHT: 6.0\u20139.0 MTR.
III) WEATHER: 1) W OF 90 DEG E TO THE S OF 20 DEG N: WIDESPREAD RA/TS.

2) REST AREA: FAIR.

IV) VISIBILITY: 1) W OF 90 DEG E TO THE S OF 20 DEG N: VERY POOR.

2) REST AREA: GOOD.

ADVISORY: PLEASE BE AWARE. WIND WAVE FORECASTS ARE AVERAGES. WIND GUSTS
CAN BE 40 PER CENT STRONGER THAN THE FORECAST. MAXIMUM WAVE HEIGHT CAN BE
TWICE THE FORECAST WAVE HEIGHT.
NEXT FORECAST WILL BE ISSUED AT 30/0800 UTC.
=======================================================

Original Message :

WTIO32 PGTW 291500
WARNING ATCG MIL 05B NIO 251129140108
2025112912 05B DITWAH 011 01 360 03 SATL 060
T000 102N 0808E 035 R034 120 NE QD 080 SE QD 080 SW QD 110 NW QD
T012 110N 0808E 035 R034 120 NE QD 060 SE QD 060 SW QD 100 NW QD
T024 121N 0808E 035 R034 120 NE QD 060 SE QD 060 SW QD 100 NW QD
T036 132N 0810E 035 R034 120 NE QD 060 SE QD 060 SW QD 080 NW QD
T048 139N 0814E 030
AMP
036HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
048HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
SUBJ: TROPICAL CYCLONE 05B (DITWAH) WARNING NR 011
1. TROPICAL CYCLONE 05B (DITWAH) WARNING NR 011
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
291200Z --- NEAR 10.2N 80.8E
MOVEMENT PAST SIX HOURS - 360 DEGREES AT 03 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 120 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
080 NM SOUTHWEST QUADRANT
110 NM NORTHWEST QUADRANT
REPEAT POSIT: 10.2N 80.8E
---
FORECASTS:
12 HRS, VALID AT:
300000Z --- 11.0N 80.8E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 120 NM NORTHEAST QUADRANT
060 NM SOUTHEAST QUADRANT
// END PART 01 //

Original Message :

WTIN01 DEMS 291221
GLOBAL MARITIME 291730 IST
DATE/TIME OF ISSUE: 29-11-2025/1200 UTC
SPL GMDSS BULLETIN NO-12 291200
ISSUED BY: INDIA METEOROLOGICAL DEPARTMENT, NEW DELHI
HIGH SEA FORECAST FOR MET. AREA VIII (N)
AREA OF COVERAGE: AREA OF THE INDIAN OCEAN ENCLOSED BY LINES FROM THE
INDO-
PAKISTAN FRONTIER AT 23O45\U2019N 68 DEG E TO 00 DEG N 6 DEG E, THECE
TO CAPE
GARDAFUI; THE EAST AFRICAN COAST SOUTH TO THE EQUATOR, THENCE TO 95
DEG E, TO
6 DEG N, THENCE NORTH EASTWARDS TO MYANMAR/THAIL FRONTIER IN 10 DEG N
98 DEG
30\U2019E NORTHWARDS COVERING ENTIRE BAY OF BENGAL.

VALID FROM 12 UTC OF 29TH NOVEMBER 2025 TO 00 UTC OF 01ST DECMBER
2025.

PART-I STORM WARNING:

SUBJECT: CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER SOUTHWEST
BAY OF BENGAL AND ADJOINING NORTH SRI LANKA: CYCLONE WARNING FOR
NORTH TAMIL NADU & PUDUCHERRY AND ADJOINING SOUTH ANDHRA PRADESH
COASTS (RED MESSAGE)

THE CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER SOUTHWEST BAY
OF BENGAL AND ADJOINING NORTH SRI LANKA MOVED NEARLY NORTHWARDS WITH
THE SPEED OF 10 KMPH DURING PAST 6 HOURS AND LAY CENTERED AT 0900 UTC
OF TODAY, THE 29TH NOVEMBER 2025 OVER THE SAME REGION, NEAR LATITUDE
10.1ON AND LONGITUDE 80.6OE, ABOUT 80 KM NORTHEAST OF JAFFNA (SRI
LANKA), 90 KM EAST-SOUTHEAST OF VEDARANNIYAM (INDIA), 120 KM
SOUTHEAST OF KARAIKAL (INDIA), 220 KM SOUTH-SOUTHEAST OF PUDUCHERRY
(INDIA) AND 330 KM SOUTH OF CHENNAI (INDIA).

IT IS VERY LIKELY TO MOVE NORTH-NORTHWESTWARDS AND REACH OVER
SOUTHWEST BAY OF BENGAL NEAR NORTH TAMIL NADU, PUDUCHERRY AND
ADJOINING SOUTH ANDHRA PRADESH COASTS BY EARLY MORNING OF 30TH
NOVEMBER.

WHILE MOVING NORTH-NORTHWESTWARDS THE CYCLONIC STORM WILL BE CENTERED
OVER SOUTHWEST BAY OF BENGAL WITHIN A MINIMUM DISTANCE OF 60 KM, 50
KM AND 25KM FROM THE TAMIL N?DU-PUDUCHERRY COASTLINE BY MIDNIGHT OF
TODAY, THE 29TH NOVEMBER, EARLY MORNING AND EVENING OF TOMORROW, THE
30TH NOVEMBER RESPECTIVELY.

FORECAST TRACK AND INTENSITY ARE GIVEN IN TABLE BELOW

DATE/TIME (UTC)
POSITION
(LAT. ON/ LONG. OE)
MAXIMUM SUSTAINED SURFACE WIND SPEED (KMPH)
CATEGORY OF CYCLONIC DISTURBANCE
29.11.25/0900
10.1/80.6
70-80 GUSTING TO 90
CYCLONIC STORM
29.11.25/1200
10.2/80.6
70-80 GUSTING TO 90
CYCLONIC STORM
29.11.25/1800
10.6/80.5
70-80 GUSTING TO 90
CYCLONIC STORM
30.11.25/0000
11.1/80.4
70-80 GUSTING TO 90
CYCLONIC STORM
30.11.25/0600
11.8/80.3
65-75 GUSTING TO 85
CYCLONIC STORM
30.11.25/1800
13.0/80.4
60-70 GUSTING TO 80
CYCLONIC STORM
01.12.25/0600
14.2/80.5
45-55 GUSTING TO 65
DEPRESSION

29.11.2025/0900:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 70 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

29.11.2025/1200:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 70 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

29.11.2025/1800:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 70 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

30.11.2025/0000:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 70 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

30.11.2025/0600:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 70 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

30.11.2025/1800:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 70 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

01.12.2025/0600:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

PART-II SYNOPTIC WEATHER SYSTEM AT 0600 UTC: SEASONAL WEATHER.

PART-III AREA FORECAST:

AREA: ARB A1 (ARABIAN SEA)-EQUATOR TO 10 DEG N W OF 80 DEG E.
ARB A1-FORECAST VALID FROM 12 UTC OF 29TH NOVEMBER 2025 TO 00 UTC OF
30TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE/N-LY 15/25 KTS.
2) E OF 60 DEG E TO THE S OF 5 DEG N: SW/W-LY 10/20 KTS.
3) REST AREA: NW/W-LY 10/15 KTS BEC SW-LY 30/40 KTS
TO THE E OF 78 DEG E.
II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: 1) E OF 60 DEG E: FAIRLY WIDESPREAD RA/TS.
2) REST AREA: SCATTERED RA/TS.
IV) VISIBILITY: 1) E OF 60 DEG E: POOR.
2) REST AREA: MODERATE.

ARB A1-FORECAST VALID FROM 00 UTC OF 30TH NOVEMBER 2025 TO 00 UTC OF
01ST DECE 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE-LY 10/25 KTS.
2) E OF 60 DEG E TO THE S OF 6 DEG N: SW-LY 10/15 KTS.
3) REST AREA: NE/N-LY 10/15 KTS BEC W/SW-LY 20/25 KTS
TO THE E OF 78 DEG.
II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: 1) E OF 60 DEG E: FAIRLY WIDESPREAD RA/TS.
2) REST AREA: SCATTERED RA/TS.
IV) VISIBILITY: 1) E OF 60 DEG E: POOR.
2) REST AREA: MODERATE.

ARB A2-ARABIAN SEA: -23 DEG 45 MIN N 68 DEG E TO 00 DEG N 63 DEG E TO
CAPE GARDAFUI
TO N OF 10 DEG N. 55.
ARB A2-FORECAST VALID FROM 12 UTC OF 29TH NOVEMBER 2025 TO 00 UTC OF
30TH NOV 2025.
I) WIND DIRECTION AND SPEED: NE-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) W OF 65 DEG E: ISOLATED RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) W OF 65 DEG E: GOOD.
2) REST AREA: GOOD.

ARB A2-FORECAST VALID FROM 00 UTC OF 30TH NOVEMBER 2025 TO 00 UTC OF
01ST DECE 2025.
I) WIND DIRECTION AND SPEED: NE-LY 10/20 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) E OF 65 DEG E TO THE S OF 20 DEG N: ISOLATED RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) E OF 65 DEG E TO THE S OF 20 DEG N: GOOD.
2) REST AREA: GOOD.

BOB A3-BAY OF BENGAL: EQUATOR TO 10 DEG N BETWEEN E OF 80 DEG E WEST
OF 10
DEG N/98 DEG 30 MIN E TO 6 DEG N/95 DEG E THENCE S-WARDS TO EQUATOR.
BOB A3-FORECAST VALID FROM 12 UTC OF 29TH NOVEMBER 2025 TO 00 UTC OF
30TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 85 DEG E: CYCLONIC 35/40 KTS AT
80.6 DEG E
AND 10.1 DEG N.
2) REST AREA: E/SE-LY 05/10 KTS.
II) WAVE HEIGHT: 6.0\U20139.0 MTR.
III) WEATHER: WIDESPREAD RA/TS.
IV) VISIBILITY: VERY POOR.

BOB A3-FORECAST VALID FROM 00 UTC OF 30TH NOVEMBER 2025 TO 00 UTC OF
01ST DECE 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 85 DEG E: CYCLONIC 35/40 KTS AT
80.3 DEG E AND
11.3 DEG N.
2) REST AREA: NE/N-LY 10/15 KTS.
II) WAVE HEIGHT: 6.0\U20139.0 MTR.
III) WEATHER: FAIRLY WIDESPREAD RA/TS.
IV) VISIBILITY: POOR.

BOB: A4: BAY OF BENGAL N OF 10 DEG N E OF 80 DEG E.
BOB A4-FORECAST VALID FROM 12 UTC OF 29TH NOVEMBER 2025 TO 00 UTC OF
30TH NOV 2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 10/25 KTS BEC CYCLONIC 35/40 KTS
AT 80.6 DEG E
AND 10.1 DEG N.
II) WAVE HEIGHT: 1.0\U20133.0 MTR.
III) WEATHER: 1) W OF 90 DEG E TO THE S OF 16 DEG N: WIDESPREAD
RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) W OF 90 DEG E TO THE S OF 16 DEG N: VERY POOR.
2) REST AREA: GOOD.

BOB A4-FORECAST VALID FROM 00 UTC OF 30TH NOVEMBER 2025 TO 00 UTC OF
01ST DECE 2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 10/20 KTS BEC CYCLONIC 35/40 KTS
AT 80.3 DEG E
AND 11.3 DEG N.
II) WAVE HEIGHT: 1.0\U20133.0 MTR.
III) WEATHER: 1) W OF 90 DEG E TO THE S OF 18 DEG N: WIDESPREAD
RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) W OF 90 DEG E TO THE S OF 18 DEG N: VERY POOR.
2) REST AREA: GOOD.

ADVISORY: PLEASE BE AWARE. WIND WAVE FORECASTS ARE AVERAGES. WIND
GUSTS
CAN BE 40 PER CENT STRONGER THAN THE FORECAST. MAXIMUM WAVE HEIGHT
CAN BE
TWICE THE FORECAST WAVE HEIGHT.

NEXT FORECAST WILL BE ISSUED AT 29/1700 UTC.=

Original Message :

WTIN01 DEMS 291205
GLOBAL MARITIME 291630 IST
DATE/TIME OF ISSUE: 29-11-2025/1100 UTC
SPL GMDSS BULLETIN NO-11 291100
ISSUED BY: INDIA METEOROLOGICAL DEPARTMENT, NEW DELHI
HIGH SEA FORECAST FOR MET. AREA VIII (N)
AREA OF COVERAGE: AREA OF THE INDIAN OCEAN ENCLOSED BY LINES FROM THE
INDO-
PAKISTAN FRONTIER AT 23O45N 68 DEG E TO 00 DEG N 6 DEG E, THECE TO
CAPE
GARDAFUI; THE EAST AFRICAN COAST SOUTH TO THE EQUATOR, THENCE TO 95
DEG E, TO
6 DEG N, THENCE NORTH EASTWARDS TO MYANMAR/THAIL FRONTIER IN 10 DEG N
98 DEG
30\U2019E NORTHWARDS COVERING ENTIRE BAY OF BENGAL.

VALID FROM 11 UTC OF 29TH NOVEMBER 2025 TO 00 UTC OF 01ST DECMBER
2025.

PART-I STORM WARNING:

SUBJECT: CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER SOUTHWEST
BAY OF BENGAL AND ADJOINING NORTH SRI LANKA: CYCLONE WARNING FOR
NORTH TAMIL NADU & PUDUCHERRY AND ADJOINING SOUTH ANDHRA PRADESH
COASTS (RED MESSAGE)

THE CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER SOUTHWEST BAY
OF BENGAL AND ADJOINING NORTH SRI LANKA MOVED NORTHWARDS WITH THE
SPEED OF 10 KMPH DURING PAST 6 HOURS AND LAY CENTERED AT 0600 UTC OF
TODAY, THE 29TH NOVEMBER 2025 OVER THE SAME REGION, NEAR LATITUDE
9.9ON AND LONGITUDE 80.7OE, ABOUT 80 KM EAST-NORTHEAST OF JAFFNA (SRI
LANKA), 110 KM SOUTHEAST OF VEDARANNIYAM (INDIA), 150 KM SOUTHEAST OF
KARAIKAL (INDIA), 250 KM SOUTH-SOUTHEAST OF PUDUCHERRY (INDIA) AND
350 KM SOUTH OF CHENNAI (INDIA).

IT IS VERY LIKELY TO MOVE NORTH-NORTHWESTWARDS AND REACH OVER
SOUTHWEST BAY OF BENGAL NEAR NORTH TAMIL NADU, PUDUCHERRY AND
ADJOINING SOUTH ANDHRA PRADESH COASTS BY EARLY MORNING OF 30TH
NOVEMBER.

WHILE MOVING NORTH-NORTHWESTWARDS THE CYCLONIC STORM WILL BE CENTERED
OVER SOUTHWEST BAY OF BENGAL WITHIN A MINIMUM DISTANCE OF 60 KM, 50
KM AND 25KM FROM THE TAMIL N?DU-PUDUCHERRY COASTLINE BY MIDNIGHT OF
TODAY, THE 29TH NOVEMBER, EARLY MORNING AND EVENING OF TOMORROW, THE
30TH NOVEMBER RESPECTIVELY.

FORECAST TRACK AND INTENSITY ARE GIVEN IN TABLE BELOW

DATE/TIME (UTC)
POSITION
(LAT. ON/ LONG. OE)
MAXIMUM SUSTAINED SURFACE WIND SPEED (KMPH)
CATEGORY OF CYCLONIC DISTURBANCE
29.11.25/0600
9.9/80.7
70-80 GUSTING TO 90
CYCLONIC STORM
29.11.25/1200
10.2/80.6
70-80 GUSTING TO 90
CYCLONIC STORM
29.11.25/1800
10.6/80.5
70-80 GUSTING TO 90
CYCLONIC STORM
30.11.25/0000
11.1/80.4
70-80 GUSTING TO 90
CYCLONIC STORM
30.11.25/0600
11.8/80.3
65-75 GUSTING TO 85
CYCLONIC STORM
30.11.25/1800
13.0/80.4
60-70 GUSTING TO 80
CYCLONIC STORM
01.12.25/0600
14.2/80.5
45-55 GUSTING TO 65
DEPRESSION

29.11.2025/0600:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 70 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

29.11.2025/1200:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 70 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

29.11.2025/1800:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 70 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

30.11.2025/0000:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 70 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

30.11.2025/0600:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 70 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

30.11.2025/1800:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 75 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 70 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

01.12.2025/0600:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE
QUADRANTS, AROUND 85 NM FROM THE CENTRE IN THE NW QUADRANTS
RESPECTIVELY.

PART-II SYNOPTIC WEATHER SYSTEM AT 0600 UTC: SEASONAL WEATHER.

PART-III AREA FORECAST:

AREA: ARB A1 (ARABIAN SEA)-EQUATOR TO 10 DEG N W OF 80 DEG E.
ARB A1-FORECAST VALID FROM 11 UTC OF 29TH NOVEMBER 2025 TO 00 UTC OF
30TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE/N-LY 15/25 KTS.
2) E OF 60 DEG E TO THE S OF 5 DEG N: SW/W-LY 10/20 KTS.
3) REST AREA: NW/W-LY 10/15 KTS BEC SW-LY 30/40 KTS
TO THE E OF 78 DEG E.
II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: 1) E OF 60 DEG E: FAIRLY WIDESPREAD RA/TS.
2) REST AREA: SCATTERED RA/TS.
IV) VISIBILITY: 1) E OF 60 DEG E: POOR.
2) REST AREA: MODERATE.

ARB A1-FORECAST VALID FROM 00 UTC OF 30TH NOVEMBER 2025 TO 00 UTC OF
01ST DECE 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE-LY 10/25 KTS.
2) E OF 60 DEG E TO THE S OF 6 DEG N: SW-LY 10/15 KTS.
3) REST AREA: NE/N-LY 10/15 KTS BEC W/SW-LY 20/25 KTS
TO THE E OF 78 DEG.
II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: 1) E OF 60 DEG E: FAIRLY WIDESPREAD RA/TS.
2) REST AREA: SCATTERED RA/TS.
IV) VISIBILITY: 1) E OF 60 DEG E: POOR.
2) REST AREA: MODERATE.

ARB A2-ARABIAN SEA: -23 DEG 45 MIN N 68 DEG E TO 00 DEG N 63 DEG E TO
CAPE GARDAFUI
TO N OF 10 DEG N. 55.
ARB A2-FORECAST VALID FROM 11 UTC OF 29TH NOVEMBER 2025 TO 00 UTC OF
30TH NOV 2025.
I) WIND DIRECTION AND SPEED: NE-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) W OF 65 DEG E: ISOLATED RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) W OF 65 DEG E: GOOD.
2) REST AREA: GOOD.

ARB A2-FORECAST VALID FROM 00 UTC OF 30TH NOVEMBER 2025 TO 00 UTC OF
01ST DECE 2025.
I) WIND DIRECTION AND SPEED: NE-LY 10/20 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) E OF 65 DEG E TO THE S OF 20 DEG N: ISOLATED RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) E OF 65 DEG E TO THE S OF 20 DEG N: GOOD.
2) REST AREA: GOOD.

BOB A3-BAY OF BENGAL: EQUATOR TO 10 DEG N BETWEEN E OF 80 DEG E WEST
OF 10
DEG N/98 DEG 30 MIN E TO 6 DEG N/95 DEG E THENCE S-WARDS TO EQUATOR.
BOB A3-FORECAST VALID FROM 11 UTC OF 29TH NOVEMBER 2025 TO 00 UTC OF
30TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 85 DEG E: CYCLONIC 35/40 KTS AT
80.7 DEG E
AND 9.9 DEG N.
2) REST AREA: E/SE-LY 05/10 KTS.
II) WAVE HEIGHT: 6.0\U20139.0 MTR.
III) WEATHER: WIDESPREAD RA/TS.
IV) VISIBILITY: VERY POOR.

BOB A3-FORECAST VALID FROM 00 UTC OF 30TH NOVEMBER 2025 TO 00 UTC OF
01ST DECE 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 85 DEG E: CYCLONIC 35/40 KTS AT
80.3 DEG E AND
11.3 DEG N.
2) REST AREA: NE/N-LY 10/15 KTS.
II) WAVE HEIGHT: 6.0\U20139.0 MTR.
III) WEATHER: FAIRLY WIDESPREAD RA/TS.
IV) VISIBILITY: POOR.

BOB: A4: BAY OF BENGAL N OF 10 DEG N E OF 80 DEG E.
BOB A4-FORECAST VALID FROM 11 UTC OF 29TH NOVEMBER 2025 TO 00 UTC OF
30TH NOV 2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 10/25 KTS BEC CYCLONIC 35/40 KTS
AT 80.7 DEG E
AND 9.9 DEG N.
II) WAVE HEIGHT: 1.0\U20133.0 MTR.
III) WEATHER: 1) W OF 90 DEG E TO THE S OF 16 DEG N: WIDESPREAD
RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) W OF 90 DEG E TO THE S OF 16 DEG N: VERY POOR.
2) REST AREA: GOOD.

BOB A4-FORECAST VALID FROM 00 UTC OF 30TH NOVEMBER 2025 TO 00 UTC OF
01ST DECE 2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 10/20 KTS BEC CYCLONIC 35/40 KTS
AT 80.3 DEG E
AND 11.3 DEG N.
II) WAVE HEIGHT: 1.0\U20133.0 MTR.
III) WEATHER: 1) W OF 90 DEG E TO THE S OF 18 DEG N: WIDESPREAD
RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) W OF 90 DEG E TO THE S OF 18 DEG N: VERY POOR.
2) REST AREA: GOOD.

ADVISORY: PLEASE BE AWARE. WIND WAVE FORECASTS ARE AVERAGES. WIND
GUSTS
CAN BE 40 PER CENT STRONGER THAN THE FORECAST. MAXIMUM WAVE HEIGHT
CAN BE
TWICE THE FORECAST WAVE HEIGHT.

NEXT FORECAST WILL BE ISSUED AT 29/1700 UTC.=

Original Message :

WTIO32 PGTW 290900
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 05B (DITWAH) WARNING NR 010//
RMKS/
1. TROPICAL CYCLONE 05B (DITWAH) WARNING NR 010
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
290600Z --- NEAR 9.9N 80.8E
MOVEMENT PAST SIX HOURS - 360 DEGREES AT 06 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 120 NM NORTHEAST QUADRANT
100 NM SOUTHEAST QUADRANT
090 NM SOUTHWEST QUADRANT
110 NM NORTHWEST QUADRANT
REPEAT POSIT: 9.9N 80.8E
---
FORECASTS:
12 HRS, VALID AT:
291800Z --- 10.9N 80.7E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 120 NM NORTHEAST QUADRANT
050 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
100 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 360 DEG/ 06 KTS
---
24 HRS, VALID AT:
300600Z --- 12.0N 80.7E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 120 NM NORTHEAST QUADRANT
050 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
100 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 005 DEG/ 06 KTS
---
36 HRS, VALID AT:
301800Z --- 13.1N 80.8E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
RADIUS OF 034 KT WINDS - 120 NM NORTHEAST QUADRANT
050 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
100 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 015 DEG/ 04 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
010600Z --- 13.8N 81.0E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
290900Z POSITION NEAR 10.2N 80.8E.
29NOV25. TROPICAL CYCLONE 05B (DITWAH), LOCATED APPROXIMATELY 878
NM SOUTH-SOUTHWEST OF KOLKATA, INDIA, HAS TRACKED NORTHWARD AT 06
KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 290600Z IS
1003 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 290600Z IS 14 FEET. NEXT
WARNINGS AT 291500Z, 292100Z, 300300Z AND 300900Z.//
NNNN

Original Message :

WTIN01 DEMS 290500

GLOBAL MARITIME 290930 IST
DATE/TIME OF ISSUE: 29-11-2025/0400 UTC
SPL GMDSS BULLETIN NO-10 290400
ISSUED BY: INDIA METEOROLOGICAL DEPARTMENT, NEW DELHI
HIGH SEA FORECAST FOR MET. AREA VIII (N)
AREA OF COVERAGE: AREA OF THE INDIAN OCEAN ENCLOSED BY LINES FROM THE
INDO-
PAKISTAN FRONTIER AT 23O45\U2019N 68 DEG E TO 00 DEG N 6 DEG E, THECE
TO CAPE
GARDAFUI; THE EAST AFRICAN COAST SOUTH TO THE EQUATOR, THENCE TO 95
DEG E, TO
6 DEG N, THENCE NORTH EASTWARDS TO MYANMAR/THAIL FRONTIER IN 10 DEG N
98 DEG
30E NORTHWARDS COVERING ENTIRE BAY OF BENGAL.
VALID FROM 04 UTC OF 29 TH NOVEMBER 2025 TO 12 UTC OF 30 TH NOVEMBER
2025.
PART-I STORM WARNING:
SUBJECT: CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER SOUTHWEST
BAY OF
BENGAL AND ADJOINING NORTH SRI LANKA: CYCLONE ALERT FOR NORTH TAMIL
NADU &
PUDUCHERRY AND ADJOINING SOUTH ANDHRA PRADESH COASTS (ORANGE MESSAGE)
THE CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER COASTAL SRI
LANKA AND
ADJOINING SOUTHWEST BAY OF BENGAL MOVED NORTH-NORTHWESTWARDS WITH THE
SPEED OF 8 KMPH DURING PAST 6 HOURS AND LAY CENTERED AT 0000 UTC OF
TODAY, THE
29 TH NOVEMBER 2025 OVER THE SOUTHWEST BAY OF BENGAL AND ADJOINING
NORTH SRI
LANKA, NEAR LATITUDE 9.4 DEG N AND LONGITUDE 80.7 DEG E, ABOUT 80 KM
EAST-
SOUTHEAST OF JAFFNA (SRI LANKA), 110 KM NORTH-NORTHWEST OF
TRINCOMALEE (SRI
LANKA), 190 KM SOUTH-SOUTHEAST OF KARAIKAL (INDIA), 300 KM
SOUTH-SOUTHEAST OF
PUDUCHERRY (INDIA) AND 400 KM SOUTH OF CHENNAI (INDIA).
IT IS VERY LIKELY TO CONTINUE TO MOVE NORTH-NORTHWESTWARDS AND REACH
OVER
SOUTHWEST BAY OF BENGAL NEAR NORTH TAMIL NADU, PUDUCHERRY AND
ADJOINING
SOUTH ANDHRA PRADESH COASTS BY EARLY MORNING OF 30 TH NOVEMBER.
FORECAST TRACK AND INTENSITY ARE GIVEN IN TABLE BELOW

DATE/TIME POSITION MAXIMUM SUSTAINED CATEGORY OF
CYCLONIC
(UTC) (LAT.ON/LONG.E) SURFACE WIND SPEED (KMPH)) DISTURBANCE

29.11.25/0000 9.4/80.7 65-75 GUSTING TO 85 CYCLONIC STORM
29.11.25/0600 9.8/80.6 70-80 GUSTING TO 90 CYCLONIC STORM
29.11.25/1200 10.2/80.5 70-80 GUSTING TO 90 CYCLONIC STORM
29.11.25/1800 10.6/80.4 70-80 GUSTING TO 90 CYCLONIC STORM
30.11.25/0000 11.3/80.3 70-80 GUSTING TO 90 CYCLONIC STORM
30.11.25/1200 12.4/80.4 60-70 GUSTING TO 80 CYCLONIC STORM
01.12.25/0000 13.6/80.5 45-55 GUSTING TO 65 DEPRESSION

29.11.2025/0000:

WINDSPEEDS REACHING 27 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
55 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
29.11.2025/0600:
WINDSPEEDS REACHING 27 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
55 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
29.11.2025/1200:
WINDSPEEDS REACHING 27 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
55 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
29.11.2025/1800:
WINDSPEEDS REACHING 27 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
55 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
30.11.2025/0000:
WINDSPEEDS REACHING 27 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
55 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
30.11.2025/1200:
WINDSPEEDS REACHING 27 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
55 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.

PART-II SYNOPTIC WEATHER SYSTEM AT 0400 UTC: SEASONAL WEATHER.
PART-III AREA FORECAST:
AREA: ARB A1 (ARABIAN SEA)-EQUATOR TO 10 DEG N W OF 80 DEG E.
ARB A1-FORECAST VALID FROM 04 UTC OF 29 TH NOVEMBER 2025 TO 12 UTC OF
29 TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE/N-LY 10/25 KTS.

2) E OF 60 DEG E TO THE S OF 6 DEG N: SW-LY 10/15 KTS
3) REST AREA: NW/W-LY 10/15 KTS.

II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: 1) E OF 60 DEG E: WIDESPREAD RA/TS.
2) REST AREA: SCATTERED RA/TS.
IV) VISIBILITY: 1) E OF 60 DEG E: VERY POOR.
2) REST AREA: MODERATE.

ARB A1-FORECAST VALID FROM 12 UTC OF 29 TH NOVEMBER 2025 TO 12 UTC OF
30 TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE-LY 10/25 KTS.

2) E OF 60 DEG E TO THE S OF 6 DEG N: SW/W-LY 10/20 KTS
3) REST AREA: NE/N-LY 10/15 KTS BEC NW/W-LY 05/15 KTS.

II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: FAIRLY WIDESPREAD RA/TS.
IV) VISIBILITY: POOR.
ARB A2-ARABIAN SEA: -23 DEG 45 MIN N 68 DEG E TO 00 DEG N 63 DEG E TO
CAPE GARDAFUI
TO N OF 10 DEG N. 55.
ARB A2-FORECAST VALID FROM 04 UTC OF 29 TH NOVEMBER 2025 TO 12 UTC OF
29 TH NOV 2025.
I) WIND DIRECTION AND SPEED: NE/N-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) S OF 15 DEG N: ISOLATED RA/TS.

2) REST AREA: FAIR.
IV) VISIBILITY: 1) S OF 15 DEG N: GOOD.
2) REST AREA: GOOD.

ARB A2-FORECAST VALID FROM 12 UTC OF 29 TH NOVEMBER 2025 TO 12 UTC OF
30 TH NOV 2025.
I) WIND DIRECTION AND SPEED: NE-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) E OF 58 DEG E TO THE S OF 20 DEG N: ISOLATED RA/TS.

2) REST AREA: FAIR.

IV) VISIBILITY: 1)=

Original Message :

WTIO32 PGTW 290300
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 05B (DITWAH) WARNING NR 009//
RMKS/
1. TROPICAL CYCLONE 05B (DITWAH) WARNING NR 009
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
290000Z --- NEAR 9.4N 80.8E
MOVEMENT PAST SIX HOURS - 360 DEGREES AT 04 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 115 NM NORTHEAST QUADRANT
090 NM SOUTHEAST QUADRANT
085 NM SOUTHWEST QUADRANT
095 NM NORTHWEST QUADRANT
REPEAT POSIT: 9.4N 80.8E
---
FORECASTS:
12 HRS, VALID AT:
291200Z --- 10.1N 80.7E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT
090 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
080 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 360 DEG/ 05 KTS
---
24 HRS, VALID AT:
300000Z --- 11.2N 80.7E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT
090 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
080 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 005 DEG/ 06 KTS
---
36 HRS, VALID AT:
301200Z --- 12.4N 80.8E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
290300Z POSITION NEAR 9.6N 80.8E.
29NOV25. TROPICAL CYCLONE 05B (DITWAH), LOCATED APPROXIMATELY 905
NM SOUTH-SOUTHWEST OF KOLKATA, INDIA, HAS TRACKED NORTHWARD AT 04
KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 290000Z IS 1003 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 290000Z IS 13 FEET. NEXT WARNINGS AT
290900Z, 291500Z, 292100Z AND 300300Z.//
NNNN

Original Message :

WTIO52 PGTW 290300
WARNING ATCG MIL 05B NIO 251129011156
2025112900 05B DITWAH 009 01 360 04 SATL 060
T000 094N 0808E 035 R034 115 NE QD 090 SE QD 085 SW QD 095 NW QD
T012 101N 0807E 035 R034 110 NE QD 090 SE QD 060 SW QD 080 NW QD
T024 112N 0807E 035 R034 110 NE QD 090 SE QD 060 SW QD 080 NW QD
T036 124N 0808E 030
AMP
024HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
036HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
SUBJ: TROPICAL CYCLONE 05B (DITWAH) WARNING NR 009
1. TROPICAL CYCLONE 05B (DITWAH) WARNING NR 009
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
290000Z --- NEAR 9.4N 80.8E
MOVEMENT PAST SIX HOURS - 360 DEGREES AT 04 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 115 NM NORTHEAST QUADRANT
090 NM SOUTHEAST QUADRANT
085 NM SOUTHWEST QUADRANT
095 NM NORTHWEST QUADRANT
REPEAT POSIT: 9.4N 80.8E
---
FORECASTS:
12 HRS, VALID AT:
291200Z --- 10.1N 80.7E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT
090 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
080 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 360 DEG/ 05 KTS
---
24 HRS, VALID AT:
300000Z --- 11.2N 80.7E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT
090 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
080 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 005 DEG/ 06 KTS
---
36 HRS, VALID AT:
301200Z --- 12.4N 80.8E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
290300Z POSITION NEAR 9.6N 80.8E.
29NOV25. TROPICAL CYCLONE 05B (DITWAH), LOCATED APPROXIMATELY 905
NM SOUTH-SOUTHWEST OF KOLKATA, INDIA, HAS TRACKED NORTHWARD AT 04
KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 290000Z IS 1003 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 290000Z IS 13 FEET. NEXT WARNINGS AT
290900Z, 291500Z, 292100Z AND 300300Z.//
0525112418 52N 787E 25
0525112500 50N 790E 25
0525112506 50N 795E 25
0525112512 50N 799E 25
0525112518 50N 808E 25
0525112600 53N 813E 25
0525112606 56N 816E 25
0525112612 59N 818E 25
0525112618 63N 821E 30
0525112700 66N 822E 35
0525112706 71N 821E 35
0525112712 76N 817E 35
0525112718 79N 813E 35
0525112800 81N 811E 35
0525112806 83N 810E 35
0525112812 86N 809E 35
0525112818 90N 808E 35
0525112900 94N 808E 35
NNNN

Original Message :

WTIO52 PGTW 282100
WARNING ATCG MIL 05B NIO 251128194046
2025112818 05B DITWAH 008 01 345 04 SATL 060
T000 090N 0808E 035 R034 115 NE QD 090 SE QD 085 SW QD 095 NW QD
T012 098N 0806E 035 R034 115 NE QD 090 SE QD 085 SW QD 095 NW QD
T024 108N 0805E 035 R034 120 NE QD 110 SE QD 060 SW QD 100 NW QD
T036 120N 0805E 035 R034 105 NE QD 100 SE QD 050 SW QD 070 NW QD
T048 132N 0807E 030
AMP
036HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
048HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
SUBJ: TROPICAL CYCLONE 05B (DITWAH) WARNING NR 008
1. TROPICAL CYCLONE 05B (DITWAH) WARNING NR 008
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
281800Z --- NEAR 9.0N 80.8E
MOVEMENT PAST SIX HOURS - 345 DEGREES AT 04 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 115 NM NORTHEAST QUADRANT
090 NM SOUTHEAST QUADRANT
085 NM SOUTHWEST QUADRANT
095 NM NORTHWEST QUADRANT
REPEAT POSIT: 9.0N 80.8E
---
FORECASTS:
12 HRS, VALID AT:
290600Z --- 9.8N 80.6E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 115 NM NORTHEAST QUADRANT
090 NM SOUTHEAST QUADRANT
085 NM SOUTHWEST QUADRANT
095 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 355 DEG/ 05 KTS
---
24 HRS, VALID AT:
291800Z --- 10.8N 80.5E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 120 NM NORTHEAST QUADRANT
110 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
100 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 360 DEG/ 06 KTS
---
36 HRS, VALID AT:
300600Z --- 12.0N 80.5E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
RADIUS OF 034 KT WINDS - 105 NM NORTHEAST QUADRANT
100 NM SOUTHEAST QUADRANT
050 NM SOUTHWEST QUADRANT
070 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 010 DEG/ 06 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
301800Z --- 13.2N 80.7E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
282100Z POSITION NEAR 9.2N 80.7E.
28NOV25. TROPICAL CYCLONE 05B (DITWAH), LOCATED APPROXIMATELY 926
NM SOUTH-SOUTHWEST OF KOLKATA, INDIA, HAS TRACKED NORTH-
NORTHWESTWARD AT 04 KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 281800Z IS 1004 MB. NEXT WARNINGS AT
290300Z, 290900Z, 291500Z AND 292100Z.//
0525112418 52N 787E 25
0525112500 50N 790E 25
0525112506 50N 795E 25
0525112512 50N 799E 25
0525112518 50N 808E 25
0525112600 53N 813E 25
0525112606 56N 816E 25
0525112612 59N 818E 25
0525112618 63N 821E 30
0525112700 66N 822E 35
0525112706 71N 821E 35
0525112712 76N 817E 35
0525112718 79N 813E 35
0525112800 81N 811E 35
0525112806 83N 810E 35
0525112812 86N 809E 35
0525112818 90N 808E 35
NNNN

Original Message :

WTIO32 PGTW 282100
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 05B (DITWAH) WARNING NR 008//
RMKS/
1. TROPICAL CYCLONE 05B (DITWAH) WARNING NR 008
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
281800Z --- NEAR 9.0N 80.8E
MOVEMENT PAST SIX HOURS - 345 DEGREES AT 04 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 115 NM NORTHEAST QUADRANT
090 NM SOUTHEAST QUADRANT
085 NM SOUTHWEST QUADRANT
095 NM NORTHWEST QUADRANT
REPEAT POSIT: 9.0N 80.8E
---
FORECASTS:
12 HRS, VALID AT:
290600Z --- 9.8N 80.6E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 115 NM NORTHEAST QUADRANT
090 NM SOUTHEAST QUADRANT
085 NM SOUTHWEST QUADRANT
095 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 355 DEG/ 05 KTS
---
24 HRS, VALID AT:
291800Z --- 10.8N 80.5E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 120 NM NORTHEAST QUADRANT
110 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
100 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 360 DEG/ 06 KTS
---
36 HRS, VALID AT:
300600Z --- 12.0N 80.5E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
RADIUS OF 034 KT WINDS - 105 NM NORTHEAST QUADRANT
100 NM SOUTHEAST QUADRANT
050 NM SOUTHWEST QUADRANT
070 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 010 DEG/ 06 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
301800Z --- 13.2N 80.7E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
282100Z POSITION NEAR 9.2N 80.7E.
28NOV25. TROPICAL CYCLONE 05B (DITWAH), LOCATED APPROXIMATELY 926
NM SOUTH-SOUTHWEST OF KOLKATA, INDIA, HAS TRACKED NORTH-
NORTHWESTWARD AT 04 KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 281800Z IS 1004 MB. NEXT WARNINGS AT
290300Z, 290900Z, 291500Z AND 292100Z.//
NNNN

Original Message :

WTIO32 PGTW 281500
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 05B (DITWAH) WARNING NR 007//
RMKS/
1. TROPICAL CYCLONE 05B (DITWAH) WARNING NR 007
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
281200Z --- NEAR 8.6N 80.9E
MOVEMENT PAST SIX HOURS - 340 DEGREES AT 03 KTS
POSITION ACCURATE TO WITHIN 045 NM
POSITION BASED ON CENTER LOCATED BY A COMBINATION OF
SATELLITE AND SYNOPTIC DATA
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 095 NM NORTHEAST QUADRANT
090 NM SOUTHEAST QUADRANT
085 NM SOUTHWEST QUADRANT
095 NM NORTHWEST QUADRANT
REPEAT POSIT: 8.6N 80.9E
---
FORECASTS:
12 HRS, VALID AT:
290000Z --- 9.4N 80.7E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
080 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 345 DEG/ 04 KTS
---
24 HRS, VALID AT:
291200Z --- 10.2N 80.5E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT
070 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
080 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 350 DEG/ 05 KTS
---
36 HRS, VALID AT:
300000Z --- 11.1N 80.3E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT
100 NM SOUTHEAST QUADRANT
080 NM SOUTHWEST QUADRANT
110 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 355 DEG/ 05 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
301200Z --- 12.1N 80.2E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
281500Z POSITION NEAR 8.8N 80.8E.
28NOV25. TROPICAL CYCLONE 05B (DITWAH), LOCATED APPROXIMATELY 945
NM SOUTH-SOUTHWEST OF KOLKATA, INDIA, HAS TRACKED NORTH-
NORTHWESTWARD AT 03 KNOTS OVER THE PAST SIX HOURS. MINIMUM
CENTRAL PRESSURE AT 281200Z IS 1004 MB. MAXIMUM SIGNIFICANT
WAVE HEIGHT AT 281200Z IS 16 FEET. NEXT WARNINGS AT
282100Z, 290300Z, 290900Z AND 291500Z.//
NNNN

Original Message :

WTIO52 PGTW 281500
WARNING ATCG MIL 05B NIO 251128125727
2025112812 05B DITWAH 007 01 340 03 SATL SYNP 045
T000 086N 0809E 035 R034 095 NE QD 090 SE QD 085 SW QD 095 NW QD
T012 094N 0807E 035 R034 080 NE QD 080 SE QD 060 SW QD 080 NW QD
T024 102N 0805E 035 R034 100 NE QD 070 SE QD 030 SW QD 080 NW QD
T036 111N 0803E 035 R034 100 NE QD 100 SE QD 080 SW QD 110 NW QD
T048 121N 0802E 030
AMP
036HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
048HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
SUBJ: TROPICAL CYCLONE 05B (DITWAH) WARNING NR 007
1. TROPICAL CYCLONE 05B (DITWAH) WARNING NR 007
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
281200Z --- NEAR 8.6N 80.9E
MOVEMENT PAST SIX HOURS - 340 DEGREES AT 03 KTS
POSITION ACCURATE TO WITHIN 045 NM
POSITION BASED ON CENTER LOCATED BY A COMBINATION OF
SATELLITE AND SYNOPTIC DATA
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 095 NM NORTHEAST QUADRANT
090 NM SOUTHEAST QUADRANT
085 NM SOUTHWEST QUADRANT
095 NM NORTHWEST QUADRANT
REPEAT POSIT: 8.6N 80.9E
---
FORECASTS:
12 HRS, VALID AT:
290000Z --- 9.4N 80.7E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
080 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 345 DEG/ 04 KTS
---
24 HRS, VALID AT:
291200Z --- 10.2N 80.5E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT
070 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
080 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 350 DEG/ 05 KTS
---
36 HRS, VALID AT:
300000Z --- 11.1N 80.3E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT
100 NM SOUTHEAST QUADRANT
080 NM SOUTHWEST QUADRANT
110 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 355 DEG/ 05 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
301200Z --- 12.1N 80.2E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
281500Z POSITION NEAR 8.8N 80.8E.
28NOV25. TROPICAL CYCLONE 05B (DITWAH), LOCATED APPROXIMATELY 945
NM SOUTH-SOUTHWEST OF KOLKATA, INDIA, HAS TRACKED NORTH-
NORTHWESTWARD AT 03 KNOTS OVER THE PAST SIX HOURS. MINIMUM
CENTRAL PRESSURE AT 281200Z IS 1004 MB. MAXIMUM SIGNIFICANT
WAVE HEIGHT AT 281200Z IS 16 FEET. NEXT WARNINGS AT
282100Z, 290300Z, 290900Z AND 291500Z.//
0525112418 52N 787E 25
0525112500 50N 790E 25
0525112506 50N 795E 25
0525112512 50N 799E 25
0525112518 50N 808E 25
0525112600 53N 813E 25
0525112606 56N 816E 25
0525112612 59N 818E 25
0525112618 63N 821E 30
0525112700 66N 822E 35
0525112706 71N 821E 35
0525112712 76N 817E 35
0525112718 79N 813E 35
0525112800 81N 811E 35
0525112806 83N 810E 35
0525112812 86N 809E 35
NNNN

Original Message :

WTIN01 DEMS 280930
GLOBAL MARITIME 281530 IST
DATE/TIME OF ISSUE: 28-11-2025/1000 UTC
SPL GMDSS BULLETIN NO-08 281000
ISSUED BY: INDIA METEOROLOGICAL DEPARTMENT, NEW DELHI
HIGH SEA FORECAST FOR MET. AREA VIII (N)
AREA OF COVERAGE: AREA OF THE INDIAN OCEAN ENCLOSED BY LINES FROM THE
INDO-
PAKISTAN FRONTIER AT 23O45\U2019N 68 DEG E TO 00 DEG N 6 DEG E, THECE
TO CAPE
GARDAFUI; THE EAST AFRICAN COAST SOUTH TO THE EQUATOR, THENCE TO 95
DEG E, TO
6 DEG N, THENCE NORTH EASTWARDS TO MYANMAR/THAIL FRONTIER IN 10 DEG N
98 DEG
30 E NORTHWARDS COVERING ENTIRE BAY OF BENGAL.
VALID FROM 10 UTC OF 28 TH NOVEMBER 2025 TO 00 UTC OF 30 TH NOVEMBER
2025.
PART-I STORM WARNING:
SUBJECT: CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER COASTAL
SRI LANKA
& ADJOINING SOUTHWEST BAY OF BENGAL: CYCLONE ALERT FOR NORTH
TAMIL NADU &
PUDUCHERRY AND ADJOINING SOUTH ANDHRA PRADESH COASTS (ORANGE MESSAGE)
THE CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER COASTAL SRI
LANKA AND
ADJOINING SOUTHWEST BAY OF BENGAL MOVED SLOWLY NORTH-NORTHWESTWARDS
WITH
THE SPEED OF 4 KMPH DURING PAST 6 HOURS AND LAY CENTERED AT 0600 UTC
OF TODAY,
THE 28 TH NOVEMBER 2025 OVER THE SAME REGION, NEAR LATITUDE 8.4 DEG N
AND
LONGITUDE 81.0 DEG E, ABOUT 30 KM SOUTHWEST OF TRINCOMALEE (SRI
LANKA), 110 KM
NORTHWEST OF BATTICALOA (SRI LANKA), 310 KM SOUTH-SOUTHEAST OF
KARAIKAL (INDIA),
420 KM SOUTH-SOUTHEAST OF PUDUCHERRY (INDIA) AND 520 KM SOUTH OF
CHENNAI (INDIA).
IT IS VERY LIKELY TO CONTINUE TO MOVE NORTH-NORTHWESTWARDS ACROSS SRI
LANKA
COAST & ADJOINING SOUTHWEST BAY OF BENGAL AND REACH OVER
SOUTHWEST BAY OF
BENGAL NEAR NORTH TAMIL NADU, PUDUCHERRY AND ADJOINING SOUTH ANDHRA
PRADESH
COASTS BY EARLY MORNING OF 30TH NOVEMBER.
FORECAST TRACK AND INTENSITY ARE GIVEN IN TABLE BELOW

DATE/TIME POSITION MAXIMUM SUSTAINED CATEGORY OF CYCLONIC
(UTC) (LAT.ON/LONG. E)SURFACE WINDD SPEED (KMPH)) DISTURBANCE

28.11.25/0600 8.4/81.0 65-75 GUSTING TO 85 CYCLONIC STORM
28.11.25/1200 8.8/80.8 65-75 GUSTING TO 85 CYCLONIC STORM
28.11.25/1800 9.1/80.7 65-75 GUSTING TO 85 CYCLONIC STORM
29.11.25/0000 9.5/80.6 70-80 GUSTING TO 90 CYCLONIC STORM
29.11.25/0600 9.9/80.5 70-80 GUSTING TO 90 CYCLONIC STORM
29.11.25/1800 10.7/80.4 70-80 GUSTING TO 90 CYCLONIC STORM
30.11.25/0600 11.6/80.4 60-70 GUSTING TO 80 CYCLONIC STORM
30.11.25/1800 12.5/80.4 55-65 GUSTING TO 75 DEEP DEPRESSION
01.12.25/0600 13.5/80.4 45-55 GUSTING TO 65 DEPRESSION

28.11.2025/0600:

WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
50 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
28.11.2025/1200:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
50 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
28.11.2025/1800:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
50 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
29.11.2025/0000:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
50 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
29.11.2025/1200:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
50 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
30.11.2025/0000:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
50 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.

30.11.2025/1200:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
50 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
01.10.2025/0000:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
01.12.2025/1200:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
PART-II SYNOPTIC WEATHER SYSTEM AT 0600 UTC: SEASONAL WEATHER.
PART-III AREA FORECAST:
AREA: ARB A1 (ARABIAN SEA)-EQUATOR TO 10 DEG N W OF 80 DEG E.
ARB A1-FORECAST VALID FROM 10 UTC OF 28 TH NOVEMBER 2025 TO 00 UTC OF
29 TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE/N-LY 10/25 KTS BEC
NW/W-LY 10/15 KTS

TO THE S OF 3 DEG N.
2) E OF 60 DEG E TO THE S OF 5 DEG N: SW-LY 10/15 KTS
3) REST AREA: NE/N-LY 10/15 KTS.

II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: 1) E OF 60 DEG E: WIDESPREAD RA/TS.
2) REST AREA: SCATTERED RA/TS.
IV) VISIBILITY: 1) E OF 60 DEG E: VERY POOR.
2) REST AREA: MODERATE.

ARB A1-FORECAST VALID FROM 00 UTC OF 29 TH NOVEMBER 2025 TO 00 UTC OF
30 TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE/N-LY 10/25 KTS.

2) E OF 60 DEG E TO THE S OF 5 DEG N: SW-LY 10/20 KTS
3) REST AREA: NE/N-LY 10/15 KTS BEC NW/W-LY 05/15 KTS
TO THE S OF 8 DEG N.

II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: WIDESPREAD RA/TS.
IV) VISIBILITY: VERY POOR.
ARB A2-ARABIAN SEA: -23 DEG 45 MIN N 68 DEG E TO 00 DEG N 63 DEG E TO
CAPE GARDAFUI
TO N OF 10 DEG N. 55.
ARB A2-FORECAST VALID FROM 10 UTC OF 28 TH NOVEMBER 2025 TO 00 UTC OF
29 TH NOV 2025.
I) WIND DIRECTION AND SPEED: NE/N-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) E OF 60 DEG E TO THE S OF 15 DEG N: ISOLATED RA/TS.

2) REST AREA: FAIR.

IV) VISIBILITY: 1) E OF 60 DEG E TO THE S OF 15 DEG N: GOOD.

2) REST AREA: GOOD.

ARB A2-FORECAST VALID FROM 00 UTC OF 29 TH NOVEMBER 2025 TO 00 UTC OF
30 TH NOV 2025.

I) WIND DIRECTION AND SPEED: NE-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) E OF 58 DEG E TO THE S OF 20 DEG N: ISOLATED RA/TS.

2) REST AREA: FAIR.

IV) VISIBILITY: 1) E OF 58 DEG E TO THE S OF 20 DEG N: GOOD.

2) REST AREA: GOOD.

BOB A3-BAY OF BENGAL: EQUATOR TO 10 DEG N BETWEEN E OF 80 DEG E WEST
OF 10
DEG N/98 DEG 30 MIN E TO 6 DEG N/95 DEG E THENCE S-WARDS TO EQUATOR.
BOB A3-FORECAST VALID FROM 10 UTC OF 28 TH NOVEMBER 2025 TO 00 UTC OF
29 TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 85 DEG E: CYCLONIC 35/40 KTS AT
81.0 DEG E

AND 8.4 DEG N.
2) REST AREA: NE-LY 10/15 KTS BEC CYCLONIC 10/20 KTS
AT 101 DEG E AND 3.6 DEG N.

II) WAVE HEIGHT: 6.0\U20139.0 MTR.
III) WEATHER: WIDESPREAD RA/TS.
IV) VISIBILITY: VERY POOR.
BOB A3-FORECAST VALID FROM 00 UTC OF 29 TH NOVEMBER 2025 TO 00 UTC OF
30 TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 85 DEG E: CYCLONIC 35/40 KTS AT
80.6 DEG E AND

9.5 DEG N.
2) REST AREA: NE-LY 10/15 KTS.

II) WAVE HEIGHT: 6.0\U20139.0 MTR.
III) WEATHER: WIDESPREAD RA/TS.
IV) VISIBILITY: VERY POOR.
BOB: A4: BAY OF BENGAL N OF 10 DEG N E OF 80 DEG E.
BOB A4-FORECAST VALID FROM 10 UTC OF 28 TH NOVEMBER 2025 TO 00 UTC OF
29 TH NOV 2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 10/20 KTS.
II) WAVE HEIGHT: 1.0\U20133.0 MTR.
III) WEATHER: 1) W OF 90 DEG E: FAIRLY WIDESPREAD RA/TS.

2) REST AREA: FAIR.
IV) VISIBILITY: 1) W OF 90 DEG E: POOR.
2) REST AREA: GOOD.

BOB A4-FORECAST VALID FROM 00 UTC OF 29 TH NOVEMBER 2025 TO 00 UTC OF
30 TH NOV 2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 10/20 KTS.
II) WAVE HEIGHT: 1.0\U20133.0 MTR.
III) WEATHER: 1) W OF 89 DEG E: FAIRLY WIDESPREAD RA/TS.

2) REST AREA: FAIR.
IV) VISIBILITY: 1) W OF 89 DEG E: POOR.
2) REST AREA: GOOD.

ADVISORY: PLEASE BE AWARE. WIND WAVE FORECASTS ARE AVERAGES. WIND
GUSTS
CAN BE 40 PER CENT STRONGER THAN THE FORECAST. MAXIMUM WAVE HEIGHT
CAN BE
TWICE THE FORECAST WAVE HEIGHT.
NEXT FORECAST WILL BE ISSUED AT 28/1700 UTC.=

Original Message :

WTIO32 PGTW 280900
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 05B (DITWAH) WARNING NR 006//
RMKS/
1. TROPICAL CYCLONE 05B (DITWAH) WARNING NR 006
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
280600Z --- NEAR 8.3N 81.0E
MOVEMENT PAST SIX HOURS - 335 DEGREES AT 02 KTS
POSITION ACCURATE TO WITHIN 040 NM
POSITION BASED ON CENTER LOCATED BY A COMBINATION OF
SATELLITE AND SYNOPTIC DATA
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 145 NM NORTHEAST QUADRANT
160 NM SOUTHEAST QUADRANT
170 NM SOUTHWEST QUADRANT
100 NM NORTHWEST QUADRANT
REPEAT POSIT: 8.3N 81.0E
---
FORECASTS:
12 HRS, VALID AT:
281800Z --- 9.0N 80.8E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
150 NM SOUTHEAST QUADRANT
090 NM SOUTHWEST QUADRANT
070 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 345 DEG/ 04 KTS
---
24 HRS, VALID AT:
290600Z --- 9.8N 80.6E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
130 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
060 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 350 DEG/ 05 KTS
---
36 HRS, VALID AT:
291800Z --- 10.7N 80.4E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
120 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 350 DEG/ 05 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
300600Z --- 11.6N 80.2E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
280900Z POSITION NEAR 8.5N 81.0E.
28NOV25. TROPICAL CYCLONE 05B (DITWAH), LOCATED APPROXIMATELY 958
NM SOUTH-SOUTHWEST OF KOLKATA, INDIA, HAS TRACKED NORTH-
NORTHWESTWARD AT 02 KNOTS OVER THE PAST SIX HOURS. MINIMUM
CENTRAL PRESSURE AT 280600Z IS 1004 MB. MAXIMUM SIGNIFICANT
WAVE HEIGHT AT 280600Z IS 16 FEET. NEXT WARNINGS AT
281500Z, 282100Z, 290300Z AND 290900Z.//
NNNN

Original Message :

WTIO52 PGTW 280900
WARNING ATCG MIL 05B NIO 251128070355
2025112806 05B DITWAH 006 01 335 02 SATL SYNP 040
T000 083N 0810E 035 R034 145 NE QD 160 SE QD 170 SW QD 100 NW QD
T012 090N 0808E 035 R034 060 NE QD 150 SE QD 090 SW QD 070 NW QD
T024 098N 0806E 035 R034 060 NE QD 130 SE QD 070 SW QD 060 NW QD
T036 107N 0804E 035 R034 070 NE QD 120 SE QD 070 SW QD 050 NW QD
T048 116N 0802E 030
AMP
036HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
048HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
SUBJ: TROPICAL CYCLONE 05B (DITWAH) WARNING NR 006
1. TROPICAL CYCLONE 05B (DITWAH) WARNING NR 006
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
280600Z --- NEAR 8.3N 81.0E
MOVEMENT PAST SIX HOURS - 335 DEGREES AT 02 KTS
POSITION ACCURATE TO WITHIN 040 NM
POSITION BASED ON CENTER LOCATED BY A COMBINATION OF
SATELLITE AND SYNOPTIC DATA
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 145 NM NORTHEAST QUADRANT
160 NM SOUTHEAST QUADRANT
170 NM SOUTHWEST QUADRANT
100 NM NORTHWEST QUADRANT
REPEAT POSIT: 8.3N 81.0E
---
FORECASTS:
12 HRS, VALID AT:
281800Z --- 9.0N 80.8E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
150 NM SOUTHEAST QUADRANT
090 NM SOUTHWEST QUADRANT
070 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 345 DEG/ 04 KTS
---
24 HRS, VALID AT:
290600Z --- 9.8N 80.6E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
130 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
060 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 350 DEG/ 05 KTS
---
36 HRS, VALID AT:
291800Z --- 10.7N 80.4E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
120 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 350 DEG/ 05 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
300600Z --- 11.6N 80.2E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
280900Z POSITION NEAR 8.5N 81.0E.
28NOV25. TROPICAL CYCLONE 05B (DITWAH), LOCATED APPROXIMATELY 958
NM SOUTH-SOUTHWEST OF KOLKATA, INDIA, HAS TRACKED NORTH-
NORTHWESTWARD AT 02 KNOTS OVER THE PAST SIX HOURS. MINIMUM
CENTRAL PRESSURE AT 280600Z IS 1004 MB. MAXIMUM SIGNIFICANT
WAVE HEIGHT AT 280600Z IS 16 FEET. NEXT WARNINGS AT
281500Z, 282100Z, 290300Z AND 290900Z.//
0525112418 52N 787E 25
0525112500 50N 790E 25
0525112506 50N 795E 25
0525112512 50N 799E 25
0525112518 50N 808E 25
0525112600 53N 813E 25
0525112606 56N 816E 25
0525112612 59N 818E 25
0525112618 63N 821E 30
0525112700 66N 822E 35
0525112706 71N 821E 35
0525112712 76N 817E 35
0525112718 79N 813E 35
0525112800 81N 811E 35
0525112806 83N 810E 35
NNNN

Original Message :

WTIO52 PGTW 280300
WARNING ATCG MIL 05B NIO 251128015937
2025112800 05B DITWAH 005 01 315 03 SATL 060
T000 081N 0811E 035 R034 145 NE QD 160 SE QD 170 SW QD 100 NW QD
T012 086N 0809E 035 R034 080 NE QD 000 SE QD 060 SW QD 090 NW QD
T024 094N 0807E 035 R034 090 NE QD 000 SE QD 020 SW QD 060 NW QD
T036 103N 0805E 030
T048 112N 0803E 025
AMP
036HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
048HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
SUBJ: TROPICAL CYCLONE 05B (DITWAH) WARNING NR 005
1. TROPICAL CYCLONE 05B (DITWAH) WARNING NR 005
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
280000Z --- NEAR 8.1N 81.1E
MOVEMENT PAST SIX HOURS - 315 DEGREES AT 03 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 145 NM NORTHEAST QUADRANT
160 NM SOUTHEAST QUADRANT
170 NM SOUTHWEST QUADRANT
100 NM NORTHWEST QUADRANT
REPEAT POSIT: 8.1N 81.1E
---
FORECASTS:
12 HRS, VALID AT:
281200Z --- 8.6N 80.9E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT
000 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
090 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 345 DEG/ 04 KTS
---
24 HRS, VALID AT:
290000Z --- 9.4N 80.7E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT
000 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
060 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 350 DEG/ 05 KTS
---
36 HRS, VALID AT:
291200Z --- 10.3N 80.5E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
VECTOR TO 48 HR POSIT: 350 DEG/ 05 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
300000Z --- 11.2N 80.3E
MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
280300Z POSITION NEAR 8.2N 81.1E.
28NOV25. TROPICAL CYCLONE 05B (DITWAH), LOCATED APPROXIMATELY 966
NM SOUTH-SOUTHWEST OF KOLKATA, INDIA, HAS TRACKED NORTHWESTWARD
AT 03 KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 280000Z IS 1002 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 280000Z IS 16 FEET. NEXT WARNINGS AT
280900Z, 281500Z, 282100Z AND 290300Z.
//
0525112418 52N 787E 25
0525112500 50N 790E 25
0525112506 50N 795E 25
0525112512 50N 799E 25
0525112518 50N 808E 25
0525112600 53N 813E 25
0525112606 56N 816E 25
0525112612 59N 818E 25
0525112618 63N 821E 30
0525112700 66N 822E 35
0525112706 71N 821E 35
0525112712 76N 817E 35
0525112718 79N 813E 35
0525112800 81N 811E 35
NNNN

Original Message :

WTIO52 PGTW 272100
WARNING ATCG MIL 05B NIO 251127201847
2025112718 05B DITWAH 004 01 305 05 SATL 060
T000 079N 0813E 035 R034 145 NE QD 160 SE QD 170 SW QD 100 NW QD
T012 085N 0810E 035 R034 115 NE QD 090 SE QD 150 SW QD 125 NW QD
T024 090N 0808E 035 R034 110 NE QD 090 SE QD 070 SW QD 090 NW QD
T036 099N 0807E 035 R034 075 NE QD 075 SE QD 050 SW QD 065 NW QD
T048 108N 0805E 030
T072 126N 0803E 030
T096 138N 0805E 025
AMP
072HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
096HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
SUBJ: TROPICAL CYCLONE 05B (DITWAH) WARNING NR 004
1. TROPICAL CYCLONE 05B (DITWAH) WARNING NR 004
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
271800Z --- NEAR 7.9N 81.3E
MOVEMENT PAST SIX HOURS - 305 DEGREES AT 05 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 145 NM NORTHEAST QUADRANT
160 NM SOUTHEAST QUADRANT
170 NM SOUTHWEST QUADRANT
100 NM NORTHWEST QUADRANT
REPEAT POSIT: 7.9N 81.3E
---
FORECASTS:
12 HRS, VALID AT:
280600Z --- 8.5N 81.0E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 115 NM NORTHEAST QUADRANT
090 NM SOUTHEAST QUADRANT
150 NM SOUTHWEST QUADRANT
125 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 340 DEG/ 03 KTS
---
24 HRS, VALID AT:
281800Z --- 9.0N 80.8E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT
090 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
090 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 355 DEG/ 05 KTS
---
36 HRS, VALID AT:
290600Z --- 9.9N 80.7E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 075 NM NORTHEAST QUADRANT
075 NM SOUTHEAST QUADRANT
050 NM SOUTHWEST QUADRANT
065 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 350 DEG/ 05 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
291800Z --- 10.8N 80.5E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
VECTOR TO 72 HR POSIT: 355 DEG/ 05 KTS
---
72 HRS, VALID AT:
301800Z --- 12.6N 80.3E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
VECTOR TO 96 HR POSIT: 010 DEG/ 03 KTS
---
LONG RANGE OUTLOOK:
---
96 HRS, VALID AT:
011800Z --- 13.8N 80.5E
MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
272100Z POSITION NEAR 8.0N 81.2E.
27NOV25. TROPICAL CYCLONE 05B (DITWAH), LOCATED APPROXIMATELY 972
NM SOUTH-SOUTHWEST OF KOLKATA, INDIA, HAS TRACKED NORTHWESTWARD
AT 05 KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 271800Z IS 1004 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 271800Z IS 16 FEET. NEXT WARNINGS AT
280300Z, 280900Z, 281500Z AND 282100Z.
//
0525112418 52N 787E 25
0525112500 50N 790E 25
0525112506 50N 795E 25
0525112512 50N 799E 25
0525112518 50N 808E 25
0525112600 53N 813E 25
0525112606 56N 816E 25
0525112612 59N 818E 25
0525112618 63N 821E 30
0525112700 66N 822E 35
0525112706 71N 821E 35
0525112712 76N 817E 35
0525112718 79N 813E 35
NNNN

Original Message :

WTIO32 PGTW 272100
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 05B (DITWAH) WARNING NR 004//
RMKS/
1. TROPICAL CYCLONE 05B (DITWAH) WARNING NR 004
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
271800Z --- NEAR 7.9N 81.3E
MOVEMENT PAST SIX HOURS - 305 DEGREES AT 05 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 145 NM NORTHEAST QUADRANT
160 NM SOUTHEAST QUADRANT
170 NM SOUTHWEST QUADRANT
100 NM NORTHWEST QUADRANT
REPEAT POSIT: 7.9N 81.3E
---
FORECASTS:
12 HRS, VALID AT:
280600Z --- 8.5N 81.0E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 115 NM NORTHEAST QUADRANT
090 NM SOUTHEAST QUADRANT
150 NM SOUTHWEST QUADRANT
125 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 340 DEG/ 03 KTS
---
24 HRS, VALID AT:
281800Z --- 9.0N 80.8E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT
090 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
090 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 355 DEG/ 05 KTS
---
36 HRS, VALID AT:
290600Z --- 9.9N 80.7E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 075 NM NORTHEAST QUADRANT
075 NM SOUTHEAST QUADRANT
050 NM SOUTHWEST QUADRANT
065 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 350 DEG/ 05 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
291800Z --- 10.8N 80.5E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
VECTOR TO 72 HR POSIT: 355 DEG/ 05 KTS
---
72 HRS, VALID AT:
301800Z --- 12.6N 80.3E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
VECTOR TO 96 HR POSIT: 010 DEG/ 03 KTS
---
LONG RANGE OUTLOOK:
---
96 HRS, VALID AT:
011800Z --- 13.8N 80.5E
MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
272100Z POSITION NEAR 8.0N 81.2E.
27NOV25. TROPICAL CYCLONE 05B (DITWAH), LOCATED APPROXIMATELY 972
NM SOUTH-SOUTHWEST OF KOLKATA, INDIA, HAS TRACKED NORTHWESTWARD
AT 05 KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 271800Z IS 1004 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 271800Z IS 16 FEET. NEXT WARNINGS AT
280300Z, 280900Z, 281500Z AND 282100Z.//
NNNN

Original Message :

WTIO32 PGTW 271500
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 05B (DITWAH) WARNING NR 003//
RMKS/
1. TROPICAL CYCLONE 05B (DITWAH) WARNING NR 003
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
271200Z --- NEAR 7.6N 81.7E
MOVEMENT PAST SIX HOURS - 320 DEGREES AT 06 KTS
POSITION ACCURATE TO WITHIN 045 NM
POSITION BASED ON CENTER LOCATED BY A COMBINATION OF
SATELLITE AND SYNOPTIC DATA
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
120 NM SOUTHEAST QUADRANT
150 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
REPEAT POSIT: 7.6N 81.7E
---
FORECASTS:
12 HRS, VALID AT:
280000Z --- 8.4N 81.1E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
100 NM SOUTHWEST QUADRANT
070 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 345 DEG/ 04 KTS
---
24 HRS, VALID AT:
281200Z --- 9.1N 80.9E
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
// END PART 01 //

Original Message :

WTIO52 PGTW 271500
WARNING ATCG MIL 05B NIO 251127132720
2025112712 05B DITWAH 003 01 320 06 SATL SYNP 045
T000 076N 0817E 035 R034 070 NE QD 120 SE QD 150 SW QD 030 NW QD
T012 084N 0811E 035 R034 070 NE QD 040 SE QD 100 SW QD 070 NW QD
T024 091N 0809E 040 R034 060 NE QD 030 SE QD 090 SW QD 070 NW QD
T036 100N 0807E 040 R034 060 NE QD 040 SE QD 080 SW QD 050 NW QD
T048 108N 0805E 040 R034 090 NE QD 100 SE QD 110 SW QD 110 NW QD
T072 123N 0803E 035 R034 120 NE QD 100 SE QD 060 SW QD 140 NW QD
T096 138N 0807E 030
T120 148N 0817E 025
AMP
096HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
120HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
SUBJ: TROPICAL CYCLONE 05B (DITWAH) WARNING NR 003
1. TROPICAL CYCLONE 05B (DITWAH) WARNING NR 003
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
271200Z --- NEAR 7.6N 81.7E
MOVEMENT PAST SIX HOURS - 320 DEGREES AT 06 KTS
POSITION ACCURATE TO WITHIN 045 NM
POSITION BASED ON CENTER LOCATED BY A COMBINATION OF
SATELLITE AND SYNOPTIC DATA
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
120 NM SOUTHEAST QUADRANT
150 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
REPEAT POSIT: 7.6N 81.7E
---
FORECASTS:
12 HRS, VALID AT:
280000Z --- 8.4N 81.1E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
100 NM SOUTHWEST QUADRANT
070 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 345 DEG/ 04 KTS
---
24 HRS, VALID AT:
281200Z --- 9.1N 80.9E
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
090 NM SOUTHWEST QUADRANT
070 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 350 DEG/ 05 KTS
---
36 HRS, VALID AT:
290000Z --- 10.0N 80.7E
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
080 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 345 DEG/ 04 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
291200Z --- 10.8N 80.5E
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT
100 NM SOUTHEAST QUADRANT
110 NM SOUTHWEST QUADRANT
110 NM NORTHWEST QUADRANT
VECTOR TO 72 HR POSIT: 355 DEG/ 04 KTS
---
72 HRS, VALID AT:
301200Z --- 12.3N 80.3E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 120 NM NORTHEAST QUADRANT
100 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
140 NM NORTHWEST QUADRANT
VECTOR TO 96 HR POSIT: 015 DEG/ 04 KTS
---
LONG RANGE OUTLOOK:
---
96 HRS, VALID AT:
011200Z --- 13.8N 80.7E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
VECTOR TO 120 HR POSIT: 045 DEG/ 03 KTS
---
120 HRS, VALID AT:
021200Z --- 14.8N 81.7E
MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
---
REMARKS:
271500Z POSITION NEAR 7.8N 81.6E.
27NOV25. TROPICAL CYCLONE 05B (DITWAH), LOCATED APPROXIMATELY 980
NM SOUTH-SOUTHWEST OF KOLKATA, INDIA, HAS TRACKED NORTHWESTWARD
AT 06 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT
271200Z IS 1002 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 271200Z
IS 16 FEET. NEXT WARNINGS AT 272100Z, 280300Z, 280900Z
AND 281500Z.//
0525112418 52N 787E 25
0525112500 50N 790E 25
0525112506 50N 795E 25
0525112512 50N 799E 25
0525112518 50N 808E 25
0525112600 53N 813E 25
0525112606 56N 816E 25
0525112612 59N 818E 25
0525112618 63N 821E 30
0525112700 66N 822E 35
0525112706 71N 821E 35
0525112712 76N 817E 35
NNNN

Original Message :

WTIN01 DEMS 271308
GLOBAL MARITIME 271830 IST
DATE/TIME OF ISSUE: 27-11-2025/1300 UTC
SPL GMDSS BULLETIN NO-06 271300
ISSUED BY: INDIA METEOROLOGICAL DEPARTMENT, NEW DELHI
HIGH SEA FORECAST FOR MET. AREA VIII (N)
AREA OF COVERAGE: AREA OF THE INDIAN OCEAN ENCLOSED BY LINES FROM THE
INDO-
PAKISTAN FRONTIER AT 23O45\U2019N 68 DEG E TO 00 DEG N 6 DEG E, THECE
TO CAPE
GARDAFUI; THE EAST AFRICAN COAST SOUTH TO THE EQUATOR, THENCE TO 95
DEG E, TO
6 DEG N, THENCE NORTH EASTWARDS TO MYANMAR/THAIL FRONTIER IN 10 DEG N
98 DEG
30\U2019E NORTHWARDS COVERING ENTIRE BAY OF BENGAL.
VALID FROM 13 UTC OF 27 TH NOVEMBER 2025 TO 00 UTC OF 29 TH NOVEMBER
2025.
PART-I STORM WARNING:
SUBJECT: CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER COASTAL
SRI LANKA
& ADJOINING SOUTHWEST BAY OF BENGAL
THE CYCLONIC STORM DITWAH [PRONUNCIATION: DITWAH] OVER SOUTHWEST BAY
OF
BENGAL AND ADJOINING SRI LANKA COAST MOVED NORTH-NORTHWESTWARDS WITH
THE
SPEED OF 10 KMPH DURING PAST 6 HOURS AND LAY CENTERED AT 0900 UTC OF
TODAY, THE
27TH NOVEMBER 2025 OVER COASTAL SRI LANKA AND ADJOINING SOUTHWEST BAY
OF
BENGAL NEAR LATITUDE 7.2ON AND LONGITUDE 81.8OE, ABOUT 60 KM
SOUTH-SOUTHEAST OF
BATTICALOA (43475), 140 KM NORTH-NORTHEAST OF HAMBANTOTA (43436), 170
KM SOUTH-
SOUTHEAST OF TRINCOMALEE (43418), 570 KM SOUTH-SOUTHEAST OF
PUDUCHERRY (43331)
AND 670 KM SOUTH-SOUTHEAST OF CHENNAI (43279).
IT IS VERY LIKELY TO CONTINUE TO MOVE NORTH-NORTHWESTWARDS ACROSS SRI
LANKA
COAST & ADJOINING SOUTHWEST BAY OF BENGAL AND REACH OVER
SOUTHWEST BAY OF
BENGAL NEAR NORTH TAMIL NADU, PUDUCHERRY AND ADJOINING SOUTH ANDHRA
PRADESH
COASTS BY 2100 UTC OF 29TH NOVEMBER.

FORECAST TRACK AND INTENSITY ARE GIVEN IN TABLE BELOW
DATE/TIME (UTC) POSITION MAXIMUM CATEGORY
OF
CYCLONIC
(LAT.ON/ LONG.OE) SUSTAINED SURFACE WIND DISTURBANCE

27.11.25/0900 7..2/81.8 60-70 GUSTING TO 80 CYCLONIC STORM
27.11.25/1200 7.5/81.6 65-75 GUSTING TO 85 CYCLONIC STORM
27.11.25/1800 8.0/81.3 65-75 GUSTING TO 85 CYCLONIC STORM
28.11.25/0000 8.6/81.1 70-80 GUSTING TO 90 CYCLONIC STORM
28.11.25/0600 9.1/80.9 70-80 GUSTING TO 90 CYCLONIC STORM
28.11.25/1800 9.7/80.8 75-85 GUSTING TO 95 CYCLONIC STORM
29.11.25/0600 10.5/80.6 80-90 GUSTING TO 100 CYCLONIC STORM
29.11.25/1800 11.4/80.5 80-90 GUSTING TO 100 CYCLONIC STORM
30.11.25/0600 12.2/80.5 70-80 GUSTING TO 90 CYCLONIC STORM
30.11.25/1800 12.9/80.5 65-75 GUSTING TO 85 CYCLONIC STORM

27.11.2025/0900:

WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
50 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
27.11.2025/1200:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
50 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
27.11.2025/1800:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
50 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
28.11.2025/0000:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
50 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
28.11.2025/0600:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
50 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
28.11.2025/1800:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
50 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
29.11.2025/0600:

WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
50 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
29.11.2025/1800:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
50 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
30.11.2025/0600:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
50 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
30.11.2025/1800:
WINDSPEEDS REACHING 30 KT AT AROUND 90 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 95 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
85 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
WINDSPEEDS REACHING 34 KT AT AROUND 60 NM RADIUS FROM THE CENTRE IN
THE SE AND
SW, AROUND 65 NM RADIUS FROM THE CENTRE IN THE NE QUADRANTS, AROUND
50 NM FROM
THE CENTRE IN THE NW QUADRANTS RESPECTIVELY.
PART-II SYNOPTIC WEATHER SYSTEM AT 0900 UTC:
DEPRESSION [REMNANT OF CYCLONIC STORM "SENYAR"] OVER THE
STRAIT OF MALACCA*
THE DEPRESSION [REMNANT OF CYCLONIC STORM "SENYAR"] OVER
THE STRAIT OF
MALACCA MOVED NEARLY EASTWARDS WITH A SPEED OF 13 KMPH IN PAST 6
HOURS AND LAY
CENTRED AT 0900 UTC OF TODAY, THE 27TH NOVEMBER 2025 OVER THE SAME
REGION NEAR
LATITUDE 3.6ON AND LONGITUDE 100.3OE, ABOUT 200 KM SOUTH-SOUTHWEST OF
GEORGE
TOWN (43041), 390 KM EAST-SOUTHEAST OF KUTA MAKMUR (42867), 890 KM
EAST-SOUTHEAST
OF NANCOWRY (43382) AND 1030 KM SOUTHEAST OF CAR NICOBAR (43367).
IT IS VERY LIKELY TO MOVE NEARLY EASTWARDS AND WEAKEN FURTHER INTO A
WELL
MARKED LOW PRESSURE AREA DURING NEXT 6 HOURS.
PART-III AREA FORECAST:
AREA: ARB A1 (ARABIAN SEA)-EQUATOR TO 10 DEG N W OF 80 DEG E.

ARB A1-FORECAST VALID FROM 13 UTC OF 27 TH NOVEMBER 2025 TO 00 UTC OF
28 TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 70 DEG E: NE/N-LY 10/20 KTS BEC
NW/W-LY 10/15 KTS

TO THE S OF 3 DEG N.
2) W OF 75 DEG E: CYCLONIC 10/15 KTS
AT 73 DEG E AND 6 DEG N.
3) REST AREA: NE/N-LY 20/25 KTS BEC NW-LY 10/25 KTS.

II) WAVE HEIGHT: 1.5-4.0 MTR.
III) WEATHER: 1) E OF 60 DEG E: WIDESPREAD RA/TS.
2) REST AREA: FAIRLY WIDESPREAD RA/TS.

IV) VISIBILITY: 1) E OF 60 DEG E: VERY POOR.
2) REST AREA: POOR.

ARB A1-FORECAST VALID FROM 00 UTC OF 28 TH NOVEMBER 2025 TO 00 UTC OF
29 TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE/N-LY 10/20 KTS.

2) E OF 60 DEG E TO 70 DEG E: NE/N-LY 10/15 KTS
BEC W/SW-LY 10/15 KTS TO THE S OF 5 DEG N.
3) REST AREA: CYCLONIC 10/20 KTS
AT 77 DEG E AND 5 DEG N.

II) WAVE HEIGHT: 1.5-3.5 MTR.
III) WEATHER: WIDESPREAD RA/TS.
IV) VISIBILITY: VERY POOR.
ARB A2-ARABIAN SEA: -23 DEG 45 MIN N 68 DEG E TO 00 DEG N 63 DEG E TO
CAPE GARDAFUI
TO N OF 10 DEG N. 55.
ARB A2-FORECAST VALID FROM 13 UTC OF 27 TH NOVEMBER 2025 TO 00 UTC OF
28 TH NOV 2025.
I) WIND DIRECTION AND SPEED: NE-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) E OF 58 DEG E TO THE S OF 13 DEG N: ISOLATED RA/TS.

2) REST AREA: FAIR.

IV) VISIBILITY: 1) E OF 58 DEG E TO THE S OF 13 DEG N: GOOD.

2) REST AREA: GOOD.

ARB A2-FORECAST VALID FROM 00 UTC OF 28 TH NOVEMBER 2025 TO 00 UTC OF
29 TH NOV 2025.
I) WIND DIRECTION AND SPEED: NE-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) E OF 60 DEG E TO THE S OF 12 DEG N: ISOLATED RA/TS.

2) REST AREA: FAIR.

IV) VISIBILITY: 1) E OF 60 DEG E TO THE S OF 12 DEG N: GOOD.

2) REST AREA: GOOD.

BOB A3-BAY OF BENGAL: EQUATOR TO 10 DEG N BETWEEN E OF 80 DEG E WEST
OF 10
DEG N/98 DEG 30 MIN E TO 6 DEG N/95 DEG E THENCE S-WARDS TO EQUATOR.
BOB A3-FORECAST VALID FROM 13 UTC OF 27 TH NOVEMBER 2025 TO 00 UTC OF
28 TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 85 DEG E: CYCLONIC 35/40 KTS AT
81.8 DEG E

AND 7.2 DEG N.
2) REST AREA: NE-LY 15/20 KTS BEC CYCLONIC 15/25 KTS
AT 100.3 DEG E AND 3.6 DEG N.

II) WAVE HEIGHT: 6.0\U20139.0 MTR.
III) WEATHER: WIDESPREAD RA/TS.
IV) VISIBILITY: VERY POOR.
BOB A3-FORECAST VALID FROM 00 UTC OF 28 TH NOVEMBER 2025 TO 00 UTC OF
29 TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) E OF 86 DEG E: CYCLONIC 35/40 KTS AT
81.0 DEG E AND

8.0 DEG N.
2) REST AREA: CYCLONIC 10/20 KTS AT 101.0 DEG E AND
3.6 DEG N.

II) WAVE HEIGHT: 6.0\U20139.0 MTR.
III) WEATHER: WIDESPREAD RA/TS.
IV) VISIBILITY: VERY POOR.
BOB: A4: BAY OF BENGAL N OF 10 DEG N E OF 80 DEG E.
BOB A4-FORECAST VALID FROM 13 UTC OF 27 TH NOVEMBER 2025 TO 00 UTC OF
28 TH NOV 2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 10/15 KTS BEC CYCLONIC 40/45 KTS

AT 80.9 DEG E AND 9.4 DEG N.

II) WAVE HEIGHT: 1.0\U20133.0 MTR.
III) WEATHER: 1) S OF 12 DEG N: ISOLATED RA/TS.

2) REST AREA: FAIR.
IV) VISIBILITY: 1) S OF 12 DEG N: GOOD.
2) REST AREA: GOOD.

BOB A4-FORECAST VALID FROM 00 UTC OF 28 TH NOVEMBER 2025 TO 00 UTC OF
29 TH NOV 2025.
I) WIND DIRECTION AND SPEED: NE/E-LY 10/20 KTS.
II) WAVE HEIGHT: 1.0\U20133.0 MTR.
III) WEATHER: 1) W OF 87 DEG E: WIDESPREAD RA/TS.

2) REST AREA: FAIR.

IV) VISIBILITY: 1) W OF 87 DEG E: VERY POOR.
2) REST AREA: GOOD.

ADVISORY: PLEASE BE AWARE. WIND WAVE FORECASTS ARE AVERAGES. WIND
GUSTS
CAN BE 40 PER CENT STRONGER THAN THE FORECAST. MAXIMUM WAVE HEIGHT
CAN BE
TWICE THE FORECAST WAVE HEIGHT.
NEXT FORECAST WILL BE ISSUED AT 27/1700 UTC.=

Original Message :

WTIO52 PGTW 270900
WARNING ATCG MIL 05B NIO 251127070328
2025112706 05B FIVE 002 01 345 04 SATL SYNP 045
T000 070N 0821E 035 R034 070 NE QD 120 SE QD 150 SW QD 030 NW QD
T012 078N 0818E 035 R034 090 NE QD 050 SE QD 080 SW QD 060 NW QD
T024 085N 0816E 035 R034 080 NE QD 040 SE QD 080 SW QD 080 NW QD
T036 093N 0813E 040 R034 070 NE QD 050 SE QD 080 SW QD 070 NW QD
T048 103N 0809E 045 R034 060 NE QD 060 SE QD 090 SW QD 080 NW QD
T072 117N 0805E 040 R034 100 NE QD 030 SE QD 020 SW QD 020 NW QD
T096 134N 0807E 030
T120 142N 0815E 025
AMP
096HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
120HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
SUBJ: TROPICAL CYCLONE 05B (FIVE) WARNING NR 002
1. TROPICAL CYCLONE 05B (FIVE) WARNING NR 002
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
270600Z --- NEAR 7.0N 82.1E
MOVEMENT PAST SIX HOURS - 345 DEGREES AT 04 KTS
POSITION ACCURATE TO WITHIN 045 NM
POSITION BASED ON CENTER LOCATED BY A COMBINATION OF
SATELLITE AND SYNOPTIC DATA
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
120 NM SOUTHEAST QUADRANT
150 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
REPEAT POSIT: 7.0N 82.1E
---
FORECASTS:
12 HRS, VALID AT:
271800Z --- 7.8N 81.8E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT
050 NM SOUTHEAST QUADRANT
080 NM SOUTHWEST QUADRANT
060 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 345 DEG/ 04 KTS
---
24 HRS, VALID AT:
280600Z --- 8.5N 81.6E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
080 NM SOUTHWEST QUADRANT
080 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 340 DEG/ 04 KTS
---
36 HRS, VALID AT:
281800Z --- 9.3N 81.3E
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
050 NM SOUTHEAST QUADRANT
080 NM SOUTHWEST QUADRANT
070 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 340 DEG/ 05 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
290600Z --- 10.3N 80.9E
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
060 NM SOUTHEAST QUADRANT
090 NM SOUTHWEST QUADRANT
080 NM NORTHWEST QUADRANT
VECTOR TO 72 HR POSIT: 345 DEG/ 04 KTS
---
72 HRS, VALID AT:
300600Z --- 11.7N 80.5E
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
VECTOR TO 96 HR POSIT: 005 DEG/ 04 KTS
---
LONG RANGE OUTLOOK:
---
96 HRS, VALID AT:
010600Z --- 13.4N 80.7E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
VECTOR TO 120 HR POSIT: 045 DEG/ 03 KTS
---
120 HRS, VALID AT:
020600Z --- 14.2N 81.5E
MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
270900Z POSITION NEAR 7.2N 82.0E.
27NOV25. TROPICAL CYCLONE 05B (FIVE), LOCATED APPROXIMATELY 1004
NM SOUTH-SOUTHWEST OF KOLKATA, INDIA, HAS TRACKED NORTH-
NORTHWESTWARD AT 04 KNOTS OVER THE PAST SIX HOURS. MINIMUM
CENTRAL PRESSURE AT 270600Z IS 1002 MB. MAXIMUM SIGNIFICANT
WAVE HEIGHT AT 270600Z IS 16 FEET. NEXT WARNINGS AT 271500Z,
272100Z, 280300Z AND 280900Z.//
0525112418 52N 787E 25
0525112500 50N 790E 25
0525112506 50N 795E 25
0525112512 50N 799E 25
0525112518 50N 808E 25
0525112600 53N 813E 25
0525112606 56N 816E 25
0525112612 59N 818E 25
0525112618 62N 820E 30
0525112700 66N 822E 35
0525112706 70N 821E 35
NNNN

Original Message :

WTIO32 PGTW 270900
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 05B (FIVE) WARNING NR 002//
RMKS/
1. TROPICAL CYCLONE 05B (FIVE) WARNING NR 002
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
270600Z --- NEAR 7.0N 82.1E
MOVEMENT PAST SIX HOURS - 345 DEGREES AT 04 KTS
POSITION ACCURATE TO WITHIN 045 NM
POSITION BASED ON CENTER LOCATED BY A COMBINATION OF
SATELLITE AND SYNOPTIC DATA
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
120 NM SOUTHEAST QUADRANT
150 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
REPEAT POSIT: 7.0N 82.1E
---
FORECASTS:
12 HRS, VALID AT:
271800Z --- 7.8N 81.8E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT
050 NM SOUTHEAST QUADRANT
080 NM SOUTHWEST QUADRANT
060 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 345 DEG/ 04 KTS
---
24 HRS, VALID AT:
280600Z --- 8.5N 81.6E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
080 NM SOUTHWEST QUADRANT
080 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 340 DEG/ 04 KTS
---
36 HRS, VALID AT:
281800Z --- 9.3N 81.3E
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
050 NM SOUTHEAST QUADRANT
080 NM SOUTHWEST QUADRANT
070 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 340 DEG/ 05 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
290600Z --- 10.3N 80.9E
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
060 NM SOUTHEAST QUADRANT
090 NM SOUTHWEST QUADRANT
080 NM NORTHWEST QUADRANT
VECTOR TO 72 HR POSIT: 345 DEG/ 04 KTS
---
72 HRS, VALID AT:
300600Z --- 11.7N 80.5E
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
VECTOR TO 96 HR POSIT: 005 DEG/ 04 KTS
---
LONG RANGE OUTLOOK:
---
96 HRS, VALID AT:
010600Z --- 13.4N 80.7E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
VECTOR TO 120 HR POSIT: 045 DEG/ 03 KTS
---
120 HRS, VALID AT:
020600Z --- 14.2N 81.5E
MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
270900Z POSITION NEAR 7.2N 82.0E.
27NOV25. TROPICAL CYCLONE 05B (FIVE), LOCATED APPROXIMATELY 1004
NM SOUTH-SOUTHWEST OF KOLKATA, INDIA, HAS TRACKED NORTH-
NORTHWESTWARD AT 04 KNOTS OVER THE PAST SIX HOURS. MINIMUM
CENTRAL PRESSURE AT 270600Z IS 1002 MB. MAXIMUM SIGNIFICANT
WAVE HEIGHT AT 270600Z IS 16 FEET. NEXT WARNINGS AT 271500Z,
272100Z, 280300Z AND 280900Z.
REFER TO TROPICAL CYCLONE 04B (SENYAR) FINAL WARNING (WTIO31 PGTW)
//

NNNN

Original Message :

WTIO52 PGTW 270300
WARNING ATCG MIL 05B NIO 251127020612
2025112700 05B FIVE 001 01 335 04 SATL 060
T000 066N 0812E 035 R034 150 NE QD 130 SE QD 170 SW QD 150 NW QD
T012 074N 0811E 035 R034 125 NE QD 110 SE QD 140 SW QD 135 NW QD
T024 081N 0809E 035 R034 110 NE QD 100 SE QD 110 SW QD 130 NW QD
T036 088N 0806E 040 R034 120 NE QD 090 SE QD 100 SW QD 140 NW QD
T048 096N 0806E 040 R034 120 NE QD 100 SE QD 120 SW QD 140 NW QD
T072 116N 0802E 040 R034 170 NE QD 080 SE QD 080 SW QD 090 NW QD
T096 133N 0801E 035 R034 120 NE QD 010 SE QD 000 SW QD 000 NW QD
T120 140N 0801E 025
AMP
096HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
120HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
SUBJ: TROPICAL CYCLONE 05B (FIVE) WARNING NR 001
1. TROPICAL CYCLONE 05B (FIVE) WARNING NR 001
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
270000Z --- NEAR 6.6N 81.2E
MOVEMENT PAST SIX HOURS - 335 DEGREES AT 04 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 150 NM NORTHEAST QUADRANT
130 NM SOUTHEAST QUADRANT
170 NM SOUTHWEST QUADRANT
150 NM NORTHWEST QUADRANT
REPEAT POSIT: 6.6N 81.2E
---
FORECASTS:
12 HRS, VALID AT:
271200Z --- 7.4N 81.1E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 125 NM NORTHEAST QUADRANT
110 NM SOUTHEAST QUADRANT
140 NM SOUTHWEST QUADRANT
135 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 345 DEG/ 04 KTS
---
24 HRS, VALID AT:
280000Z --- 8.1N 80.9E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT
100 NM SOUTHEAST QUADRANT
110 NM SOUTHWEST QUADRANT
130 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 335 DEG/ 04 KTS
---
36 HRS, VALID AT:
281200Z --- 8.8N 80.6E
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 120 NM NORTHEAST QUADRANT
090 NM SOUTHEAST QUADRANT
100 NM SOUTHWEST QUADRANT
140 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 360 DEG/ 04 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
290000Z --- 9.6N 80.6E
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 120 NM NORTHEAST QUADRANT
100 NM SOUTHEAST QUADRANT
120 NM SOUTHWEST QUADRANT
140 NM NORTHWEST QUADRANT
VECTOR TO 72 HR POSIT: 350 DEG/ 05 KTS
---
72 HRS, VALID AT:
300000Z --- 11.6N 80.2E
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 170 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
080 NM SOUTHWEST QUADRANT
090 NM NORTHWEST QUADRANT
VECTOR TO 96 HR POSIT: 355 DEG/ 04 KTS
---
LONG RANGE OUTLOOK:
---
96 HRS, VALID AT:
010000Z --- 13.3N 80.1E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
RADIUS OF 034 KT WINDS - 120 NM NORTHEAST QUADRANT
010 NM SOUTHEAST QUADRANT
000 NM SOUTHWEST QUADRANT
000 NM NORTHWEST QUADRANT
VECTOR TO 120 HR POSIT: 360 DEG/ 02 KTS
---
120 HRS, VALID AT:
020000Z --- 14.0N 80.1E
MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
---
REMARKS:
270300Z POSITION NEAR 6.8N 81.2E.
27NOV25. TROPICAL CYCLONE 05B (FIVE), LOCATED APPROXIMATELY 1046
NM SOUTH-SOUTHWEST OF KOLKATA, INDIA, HAS TRACKED NORTH-
NORTHWESTWARD AT 04 KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 270000Z IS 1003 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 270000Z IS 16 FEET. NEXT WARNINGS AT
270900Z, 271500Z, 272100Z AND 280300Z.
//
0525112400 66N 777E 15
0525112406 63N 778E 20
0525112412 61N 781E 25
0525112418 58N 785E 25
0525112500 55N 788E 25
0525112506 50N 790E 25
0525112512 50N 799E 25
0525112518 50N 808E 25
0525112600 56N 816E 25
0525112606 60N 818E 25
0525112612 62N 816E 25
0525112618 62N 814E 30
0525112700 66N 812E 35
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