Overall Green Tropical Cyclone alert for SENYAR-25 in Indonesia, Malaysia from 25 Nov 2025 12:00 UTC to 27 Nov 2025 00:00 UTC

GDACS is a cooperation framework between the United Nations, the European Commission and disaster managers worldwide to improve awareness, information exchange and coordination in the first phase after major sudden-onset disasters.

Overall Green alert Tropical Cyclone for SENYAR-25

in Indonesia, Malaysia

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)

26/11 02:24 WTIO51PGTW260300

25/11 20:39 WTIO51PGTW252100

25/11 20:38 WTIO31PGTW252100

Original Message :

WTIO51 PGTW 260300
WARNING ATCG MIL 04B NIO 251126021247
2025112600 04B FOUR 003 01 260 05 SATL RADR 060
T000 045N 0979E 045 R034 050 NE QD 040 SE QD 030 SW QD 050 NW QD
T012 044N 0974E 040 R034 050 NE QD 040 SE QD 030 SW QD 050 NW QD
T024 040N 0975E 035 R034 000 NE QD 030 SE QD 040 SW QD 040 NW QD
T036 040N 0982E 030
AMP
012HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
024HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
036HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
SUBJ: TROPICAL CYCLONE 04B (FOUR) WARNING NR 003
1. TROPICAL CYCLONE 04B (FOUR) 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:
260000Z --- NEAR 4.5N 97.9E
MOVEMENT PAST SIX HOURS - 260 DEGREES AT 05 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY A COMBINATION OF
SATELLITE AND RADAR
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
REPEAT POSIT: 4.5N 97.9E
---
FORECASTS:
12 HRS, VALID AT:
261200Z --- 4.4N 97.4E
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 165 DEG/ 02 KTS
---
24 HRS, VALID AT:
270000Z --- 4.0N 97.5E
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 - 000 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
040 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 090 DEG/ 03 KTS
---
36 HRS, VALID AT:
271200Z --- 4.0N 98.2E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
---
REMARKS:
260300Z POSITION NEAR 4.5N 97.8E.
26NOV25. TROPICAL CYCLONE 04B (FOUR), LOCATED APPROXIMATELY 645
NM SOUTHWEST OF HO CHI MINH CITY, VIETNA, HAS TRACKED WESTWARD AT
05 KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 260000Z IS 997 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 260000Z IS 16 FEET. NEXT WARNINGS AT
260900Z, 261500Z, 262100Z AND 270300Z.
//
0425112318 43N1005E 25
0425112400 45N1003E 25
0425112406 47N1001E 25
0425112412 46N1001E 25
0425112418 45N1001E 30
0425112500 45N 999E 30
0425112506 46N 994E 30
0425112512 46N 991E 40
0425112518 46N 984E 45
0425112600 45N 979E 45
NNNN

Original Message :

WTIO51 PGTW 252100
WARNING ATCG MIL 04B NIO 251125202125
2025112518 04B FOUR 002 02 280 07 SATL RADR 060
T000 047N 0984E 045 R034 050 NE QD 040 SE QD 030 SW QD 050 NW QD
T012 047N 0978E 045 R034 030 NE QD 010 SE QD 010 SW QD 040 NW QD
T024 045N 0972E 035 R034 020 NE QD 010 SE QD 030 SW QD 050 NW QD
T036 040N 0974E 030
AMP
024HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
036HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
SUBJ: TROPICAL CYCLONE 04B (FOUR) WARNING NR 002
1. TROPICAL CYCLONE 04B (FOUR) WARNING NR 002
02 ACTIVE TROPICAL CYCLONES IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
251800Z --- NEAR 4.7N 98.4E
MOVEMENT PAST SIX HOURS - 280 DEGREES AT 07 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY A COMBINATION OF
SATELLITE AND RADAR
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
REPEAT POSIT: 4.7N 98.4E
---
FORECASTS:
12 HRS, VALID AT:
260600Z --- 4.7N 97.8E
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 030 NM NORTHEAST QUADRANT
010 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 250 DEG/ 03 KTS
---
24 HRS, VALID AT:
261800Z --- 4.5N 97.2E
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 - 020 NM NORTHEAST QUADRANT
010 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 160 DEG/ 03 KTS
---
36 HRS, VALID AT:
270600Z --- 4.0N 97.4E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
252100Z POSITION NEAR 4.7N 98.3E.
25NOV25. TROPICAL CYCLONE 04B (FOUR), LOCATED APPROXIMATELY 614
NM SOUTHWEST OF HO CHI MINH CITY, VIETNA, HAS TRACKED WESTWARD AT
07 KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 251800Z IS 996 MB. NEXT WARNINGS AT
260300Z, 260900Z, 261500Z AND 262100Z.
FOR SIX-HOURLY UPDATES.
//
0425112318 43N1005E 25
0425112400 45N1003E 25
0425112406 47N1001E 25
0425112412 46N1001E 25
0425112418 45N1001E 30
0425112500 45N 999E 30
0425112506 46N 994E 30
0425112512 46N 991E 40
0425112518 47N 984E 45
NNNN

Original Message :

WTIO31 PGTW 252100
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 04B (FOUR) WARNING NR 002//
RMKS/
1. TROPICAL CYCLONE 04B (FOUR) 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:
251800Z --- NEAR 4.7N 98.4E
MOVEMENT PAST SIX HOURS - 280 DEGREES AT 07 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY A COMBINATION OF
SATELLITE AND RADAR
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
REPEAT POSIT: 4.7N 98.4E
---
FORECASTS:
12 HRS, VALID AT:
260600Z --- 4.7N 97.8E
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 030 NM NORTHEAST QUADRANT
010 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 250 DEG/ 03 KTS
---
24 HRS, VALID AT:
261800Z --- 4.5N 97.2E
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 - 020 NM NORTHEAST QUADRANT
// END PART 01 //

Disclaimer
While we try everything to ensure accuracy, this information is purely indicative and should not be used for any decision making without alternate sources of information.
The JRC is not responsible for any damage or loss resulting from the use of the information presented on this website.
The designations employed and the presentation of material on the map do not imply the expression of any opinion whatsoever on the part of the European Union concerning the legal status of any country, territory or area or of its authorities, or concerning the delimitation of its frontiers or boundaries.