Overall Green alert Tropical Cyclone for BIANCA-25
Off-shore

Global Telecommunication Service

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Original Message :

WTXS31 PGTW 262100
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 20S (BIANCA) WARNING NR 008//
RMKS/
1. TROPICAL CYCLONE 20S (BIANCA) WARNING NR 008
03 ACTIVE TROPICAL CYCLONES IN SOUTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
261800Z --- NEAR 26.6S 104.2E
MOVEMENT PAST SIX HOURS - 125 DEGREES AT 05 KTS
POSITION ACCURATE TO WITHIN 030 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
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
RADIUS OF 034 KT WINDS - 045 NM NORTHEAST QUADRANT
100 NM SOUTHEAST QUADRANT
065 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
REPEAT POSIT: 26.6S 104.2E
---
FORECASTS:
12 HRS, VALID AT:
270600Z --- 26.3S 103.1E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
262100Z POSITION NEAR 26.5S 103.9E.
26FEB25. TROPICAL CYCLONE 20S (BIANCA), LOCATED APPROXIMATELY 599
NM WEST-SOUTHWEST OF LEARMONTH, AUSTRALIA, HAS TRACKED
SOUTHEASTWARD AT 05 KNOTS OVER THE PAST SIX HOURS.
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 261800Z IS
1005 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 261800Z IS 15 FEET.
REFER TO TROPICAL CYCLONE 22S (GARANCE) WARNINGS (WTXS32 PGTW)
FOR TWELVE-HOURLY UPDATES.
REFER TO TROPICAL CYCLONE 23S (HONDE) WARNINGS (WTXS33 PGTW)
FOR TWELVE-HOURLY UPDATES.
//
NNNN=


Original Message :

WTXS51 PGTW 262100
WARNING ATCG MIL 20S SIO 250226194000
2025022618 20S BIANCA 008 03 125 05 SATL 030
T000 266S 1042E 035 R034 045 NE QD 100 SE QD 065 SW QD 050 NW QD
T012 263S 1031E 030
AMP 000HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
012HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
SUBJ: TROPICAL CYCLONE 20S (BIANCA) WARNING NR 008
1. TROPICAL CYCLONE 20S (BIANCA) WARNING NR 008
03 ACTIVE TROPICAL CYCLONES IN SOUTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
261800Z --- NEAR 26.6S 104.2E
MOVEMENT PAST SIX HOURS - 125 DEGREES AT 05 KTS
POSITION ACCURATE TO WITHIN 030 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
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
RADIUS OF 034 KT WINDS - 045 NM NORTHEAST QUADRANT
100 NM SOUTHEAST QUADRANT
065 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
REPEAT POSIT: 26.6S 104.2E
---
FORECASTS:
12 HRS, VALID AT:
270600Z --- 26.3S 103.1E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
262100Z POSITION NEAR 26.5S 103.9E.
26FEB25. TROPICAL CYCLONE 20S (BIANCA), LOCATED APPROXIMATELY 599
NM WEST-SOUTHWEST OF LEARMONTH, AUSTRALIA, HAS TRACKED
SOUTHEASTWARD AT 05 KNOTS OVER THE PAST SIX HOURS.
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 261800Z IS
1005 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 261800Z IS 15 FEET.
FOR SIX-HOURLY UPDATES.
FOR SIX-HOURLY UPDATES.
//
2025021700 118S1298E 15
2025021706 116S1296E 15
2025021712 113S1296E 15
2025021718 111S1295E 20
2025021800 110S1285E 20
2025021806 114S1277E 20
2025021812 114S1271E 20
2025021818 115S1267E 20
2025021900 117S1261E 20
2025021906 124S1245E 20
2025021912 130S1231E 20
2025021918 132S1222E 20
2025022000 133S1213E 20
2025022006 134S1207E 20
2025022012 140S1192E 25
2025022018 142S1181E 25
2025022100 145S1171E 25
2025022106 147S1165E 25
2025022112 149S1153E 25
2025022118 150S1139E 25
2025022200 147S1123E 30
2025022206 149S1115E 30
2025022212 152S1107E 30
2025022218 157S1097E 30
2025022300 162S1086E 30
2025022306 165S1074E 40
2025022312 172S1060E 40
2025022318 176S1053E 50
2025022400 184S1046E 55
2025022400 184S1046E 55
2025022406 190S1036E 75
2025022406 190S1036E 75
2025022406 190S1036E 75
2025022412 195S1032E 75
2025022412 195S1032E 75
2025022412 195S1032E 75
2025022418 202S1028E 95
2025022418 202S1028E 95
2025022418 202S1028E 95
2025022500 211S1025E 100
2025022500 211S1025E 100
2025022500 211S1025E 100
2025022506 218S1023E 100
2025022506 218S1023E 100
2025022506 218S1023E 100
2025022512 227S1020E 95
2025022512 227S1020E 95
2025022512 227S1020E 95
2025022518 238S1022E 85
2025022518 238S1022E 85
2025022518 238S1022E 85
2025022600 247S1024E 65
2025022600 247S1024E 65
2025022600 247S1024E 65
2025022606 255S1027E 45
2025022612 263S1037E 35
2025022618 266S1042E 35
NNNN


Original Message :

WTAU05 APRF 261826
IDW23100

40:2:2:24:27S104E400:11:00
SECURITE
CANCELLATION

OCEAN WIND WARNING FOR METAREA 10
Issued by the Australian Bureau of Meteorology
Tropical Cyclone Warning Centre
at 1826 UTC 26 FEBRUARY 2025

GALE WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1800 UTC Ex-Tropical Cyclone Bianca was centred within 20 nautical miles of
latitude twenty six decimal six south (26.6S)
longitude one hundred and four decimal two east (104.2E)
Recent movement : east southeast at 4 knots
Maximum winds : 35 knots
Central pressure: 1002 hPa

AREA AFFECTED
Nil.

FORECAST
The system has weakened below tropical cyclone intensity, however, gales may
persist to the southwest of the centre.

Please refer to the Ocean Wind Warning IDY21092 issued by Weather Melbourne for
further warnings.

No further warnings will be issued for this system.

AUSTRALIAN BUREAU OF METEOROLOGY
TROPICAL CYCLONE WARNING CENTRE


Original Message :

WTAU05 APRF 261250
IDW23100

40:2:2:24:26S104E400:11:00
SECURITE

OCEAN WIND WARNING FOR METAREA 10
Issued by the Australian Bureau of Meteorology
Tropical Cyclone Warning Centre
at 1250 UTC 26 FEBRUARY 2025

GALE WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1200 UTC Tropical Cyclone Bianca was centred within 20 nautical miles of
latitude twenty six decimal four south (26.4S)
longitude one hundred and three decimal eight east (103.8E)
Recent movement : southeast at 12 knots
Maximum winds : 40 knots
Central pressure: 1000 hPa

AREA AFFECTED
Within 40 nautical miles in NE quadrant
and within 80 nautical miles in SE quadrant
and within 50 nautical miles in SW quadrant
and within 30 nautical miles in NW quadrant.

FORECAST
Maximum winds to 40 knots near the centre easing to 30 knots by 0000 UTC 27
February.

Winds above 34 knots within 40 nautical miles in NE quadrant
and within 80 nautical miles in SE quadrant
and within 50 nautical miles in SW quadrant
and within 30 nautical miles in NW quadrant with rough seas and moderate
swell.

Forecast positions
At 0000 UTC 27 February: Within 40 nautical miles of 26.0 south 103.4 east
Central pressure 1004 hPa.
Winds to 30 knots near centre.
At 1200 UTC 27 February: Within 55 nautical miles of 25.7 south 102.2 east
Central pressure 1007 hPa.
Winds to 25 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use email to tcwc@bom.gov.au.

Next warning will be issued by 1900 UTC 26 February 2025.

AUSTRALIAN BUREAU OF METEOROLOGY
TROPICAL CYCLONE WARNING CENTRE


Original Message :

WTXS51 PGTW 260900
WARNING ATCG MIL 20S SIO 250226071359
2025022606 20S BIANCA 007 03 160 08 SATL 060
T000 255S 1027E 045 R034 085 NE QD 060 SE QD 060 SW QD 070 NW QD
T012 261S 1028E 035 R034 010 NE QD 040 SE QD 050 SW QD 030 NW QD
T024 258S 1018E 025
AMP
012HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
024HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
SUBJ: TROPICAL CYCLONE 20S (BIANCA) WARNING NR 007
1. TROPICAL CYCLONE 20S (BIANCA) WARNING NR 007
03 ACTIVE TROPICAL CYCLONES IN SOUTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
260600Z --- NEAR 25.5S 102.7E
MOVEMENT PAST SIX HOURS - 160 DEGREES AT 08 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 085 NM NORTHEAST QUADRANT
060 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
070 NM NORTHWEST QUADRANT
REPEAT POSIT: 25.5S 102.7E
---
FORECASTS:
12 HRS, VALID AT:
261800Z --- 26.1S 102.8E
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 - 010 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
050 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 290 DEG/ 05 KTS
---
24 HRS, VALID AT:
270600Z --- 25.8S 101.8E
MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
260900Z POSITION NEAR 25.7S 102.7E.
26FEB25. TROPICAL CYCLONE 20S (BIANCA), LOCATED APPROXIMATELY 654
NM WEST-SOUTHWEST OF LEARMONTH, AUSTRALIA, HAS TRACKED SOUTH-
SOUTHEASTWARD AT 08 KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 260600Z IS 999 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 260600Z IS 20 FEET. NEXT WARNINGS AT
262100Z.
FOR TWELVE-HOURLY UPDATES.
FOR TWELVE-HOURLY UPDATES.
//
2025021700 118S1298E 15
2025021706 116S1296E 15
2025021712 113S1296E 15
2025021718 111S1295E 20
2025021800 110S1285E 20
2025021806 114S1277E 20
2025021812 114S1271E 20
2025021818 115S1267E 20
2025021900 117S1261E 20
2025021906 124S1245E 20
2025021912 130S1231E 20
2025021918 132S1222E 20
2025022000 133S1213E 20
2025022006 134S1207E 20
2025022012 140S1192E 25
2025022018 142S1181E 25
2025022100 145S1171E 25
2025022106 147S1165E 25
2025022112 149S1153E 25
2025022118 150S1139E 25
2025022200 147S1123E 30
2025022206 149S1115E 30
2025022212 152S1107E 30
2025022218 157S1097E 30
2025022300 162S1086E 30
2025022306 165S1074E 40
2025022312 172S1060E 40
2025022318 176S1053E 50
2025022400 184S1046E 55
2025022400 184S1046E 55
2025022406 190S1036E 75
2025022406 190S1036E 75
2025022406 190S1036E 75
2025022412 195S1032E 75
2025022412 195S1032E 75
2025022412 195S1032E 75
2025022418 202S1028E 95
2025022418 202S1028E 95
2025022418 202S1028E 95
2025022500 211S1025E 100
2025022500 211S1025E 100
2025022500 211S1025E 100
2025022506 218S1023E 100
2025022506 218S1023E 100
2025022506 218S1023E 100
2025022512 227S1020E 95
2025022512 227S1020E 95
2025022512 227S1020E 95
2025022518 238S1022E 85
2025022518 238S1022E 85
2025022518 238S1022E 85
2025022600 247S1024E 65
2025022600 247S1024E 65
2025022600 247S1024E 65
2025022606 255S1027E 45
NNNN


Original Message :

WTXS31 PGTW 260900
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 20S (BIANCA) WARNING NR 007//
RMKS/
1. TROPICAL CYCLONE 20S (BIANCA) WARNING NR 007
03 ACTIVE TROPICAL CYCLONES IN SOUTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
260600Z --- NEAR 25.5S 102.7E
MOVEMENT PAST SIX HOURS - 160 DEGREES AT 08 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 085 NM NORTHEAST QUADRANT
060 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
070 NM NORTHWEST QUADRANT
REPEAT POSIT: 25.5S 102.7E
---
FORECASTS:
12 HRS, VALID AT:
261800Z --- 26.1S 102.8E
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 - 010 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
050 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 290 DEG/ 05 KTS
---
24 HRS, VALID AT:
270600Z --- 25.8S 101.8E
MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
260900Z POSITION NEAR 25.7S 102.7E.
26FEB25. TROPICAL CYCLONE 20S (BIANCA), LOCATED APPROXIMATELY 654
NM WEST-SOUTHWEST OF LEARMONTH, AUSTRALIA, HAS TRACKED SOUTH-
SOUTHEASTWARD AT 08 KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 260600Z IS 999 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 260600Z IS 20 FEET. NEXT WARNINGS AT
262100Z. REFER TO TROPICAL CYCLONE 22S (GARANCE) WARNINGS (WTXS32
PGTW) FOR TWELVE-HOURLY UPDATES. REFER TO TROPICAL CYCLONE 23S (HONDE)
WARNINGS (WTXS33 PGTW) FOR TWELVE-HOURLY UPDATES.
//
NNNN


Original Message :

WTAU05 APRF 260706
IDW23100

40:2:2:24:25S103E400:11:00
SECURITE

OCEAN WIND WARNING FOR METAREA 10
Issued by the Australian Bureau of Meteorology
Tropical Cyclone Warning Centre
at 0706 UTC 26 FEBRUARY 2025

STORM FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0600 UTC Tropical Cyclone Bianca was centred within 30 nautical miles of
latitude twenty five decimal four south (25.4S)
longitude one hundred and two decimal seven east (102.7E)
Recent movement : south southeast at 9 knots
Maximum winds : 50 knots
Central pressure: 993 hPa

AREA AFFECTED
Within 80 nautical miles in NE quadrant
and within 80 nautical miles in SE quadrant
and within 50 nautical miles in SW quadrant
and within 40 nautical miles in NW quadrant.

FORECAST
Maximum winds to 50 knots near the centre easing to 30 knots by 0000 UTC 27
February.

Winds above 48 knots within 40 nautical miles in NE quadrant with very rough
seas and moderate swell. Winds above 48 knots easing by 1200 UTC 27 February.

Winds above 34 knots within 80 nautical miles in NE quadrant
and within 80 nautical miles in SE quadrant
and within 50 nautical miles in SW quadrant
and within 40 nautical miles in NW quadrant with rough seas and moderate
swell.

Forecast positions
At 1800 UTC 26 February: Within 50 nautical miles of 26.0 south 103.2 east
Central pressure 1001 hPa.
Winds to 35 knots near centre.
At 0600 UTC 27 February: Within 60 nautical miles of 25.8 south 102.4 east
Central pressure 1009 hPa.
Winds to 25 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use email to tcwc@bom.gov.au.

Next warning will be issued by 1300 UTC 26 February 2025.

AUSTRALIAN BUREAU OF METEOROLOGY
TROPICAL CYCLONE WARNING CENTRE


Original Message :

WTAU05 APRF 260056
IDW23100

40:2:2:24:24S102E400:11:00
SECURITE

OCEAN WIND WARNING FOR METAREA 10
Issued by the Australian Bureau of Meteorology
Tropical Cyclone Warning Centre
at 0056 UTC 26 FEBRUARY 2025

STORM FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0000 UTC Tropical Cyclone Bianca was centred within 30 nautical miles of
latitude twenty four decimal five south (24.5S)
longitude one hundred and two decimal one east (102.1E)
Recent movement : south at 9 knots
Maximum winds : 50 knots
Central pressure: 991 hPa

AREA AFFECTED
Within 60 nautical miles in NE quadrant
and within 70 nautical miles in SE quadrant
and within 70 nautical miles in SW quadrant
and within 40 nautical miles in NW quadrant.

FORECAST
Maximum winds to 50 knots near the centre easing to 30 knots by 1800 UTC 27
February.

Winds above 48 knots within 40 nautical miles in NE quadrant
and within 40 nautical miles in SE quadrant
and within 30 nautical miles in SW quadrant with very rough seas and moderate
swell. Winds above 48 knots easing by 0600 UTC 27 February.

Winds above 34 knots within 60 nautical miles in NE quadrant
and within 70 nautical miles in SE quadrant
and within 70 nautical miles in SW quadrant
and within 40 nautical miles in NW quadrant with rough seas and moderate
swell.

Forecast positions
At 1200 UTC 26 February: Within 50 nautical miles of 25.9 south 102.8 east
Central pressure 1001 hPa.
Winds to 35 knots near centre.
At 0000 UTC 27 February: Within 65 nautical miles of 25.7 south 102.9 east
Central pressure 1003 hPa.
Winds to 30 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use email to tcwc@bom.gov.au.

Next warning will be issued by 0700 UTC 26 February 2025.

AUSTRALIAN BUREAU OF METEOROLOGY
TROPICAL CYCLONE WARNING CENTRE


Original Message :

WTXS51 PGTW 252100
WARNING ATCG MIL 20S SIO 250225191936
2025022518 20S BIANCA 006 02 180 12 SATL 060
T000 239S 1020E 090 R064 025 NE QD 025 SE QD 025 SW QD 025 NW QD R050 040 NE QD 040 SE QD 035 SW QD 035 NW QD R034 085 NE QD 080 SE QD 075 SW QD 065 NW QD
T012 253S 1022E 070 R064 015 NE QD 015 SE QD 010 SW QD 010 NW QD R050 040 NE QD 040 SE QD 030 SW QD 030 NW QD R034 080 NE QD 080 SE QD 070 SW QD 060 NW QD
T024 260S 1025E 050 R050 020 NE QD 020 SE QD 000 SW QD 000 NW QD R034 070 NE QD 070 SE QD 050 SW QD 040 NW QD
T036 266S 1025E 035 R034 050 NE QD 050 SE QD 000 SW QD 000 NW QD
AMP
012HR BECOMING EXTRATROPICAL
024HR BECOMING EXTRATROPICAL
036HR EXTRATROPICAL
SUBJ: TROPICAL CYCLONE 20S (BIANCA) WARNING NR 006
1. TROPICAL CYCLONE 20S (BIANCA) WARNING NR 006
02 ACTIVE TROPICAL CYCLONES IN SOUTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
251800Z --- NEAR 23.9S 102.0E
MOVEMENT PAST SIX HOURS - 180 DEGREES AT 12 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 090 KT, GUSTS 110 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 025 NM NORTHEAST QUADRANT
025 NM SOUTHEAST QUADRANT
025 NM SOUTHWEST QUADRANT
025 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 040 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
035 NM SOUTHWEST QUADRANT
035 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 085 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
075 NM SOUTHWEST QUADRANT
065 NM NORTHWEST QUADRANT
REPEAT POSIT: 23.9S 102.0E
---
FORECASTS:
12 HRS, VALID AT:
260600Z --- 25.3S 102.2E
MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT
WIND RADII VALID OVER OPEN WATER ONLY
BECOMING SUBTROPICAL
RADIUS OF 064 KT WINDS - 015 NM NORTHEAST QUADRANT
015 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 040 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
060 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 160 DEG/ 04 KTS
---
24 HRS, VALID AT:
261800Z --- 26.0S 102.5E
MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT
WIND RADII VALID OVER OPEN WATER ONLY
BECOMING SUBTROPICAL
RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
000 NM SOUTHWEST QUADRANT
000 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
070 NM SOUTHEAST QUADRANT
050 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 180 DEG/ 03 KTS
---
36 HRS, VALID AT:
270600Z --- 26.6S 102.5E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
SUBTROPICAL
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
050 NM SOUTHEAST QUADRANT
000 NM SOUTHWEST QUADRANT
000 NM NORTHWEST QUADRANT
---
REMARKS:
252100Z POSITION NEAR 24.2S 102.0E.
25FEB25. TROPICAL CYCLONE 20S (BIANCA), LOCATED APPROXIMATELY 674
NM WEST OF LEARMONTH, AUSTRALIA, HAS TRACKED SOUTHWARD AT 12
KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 251800Z IS 968 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 251800Z IS 38 FEET. NEXT WARNINGS AT
260900Z AND 262100Z.
FOR SIX-HOURLY UPDATES.
//
2025021700 118S1298E 15
2025021706 116S1296E 15
2025021712 113S1296E 15
2025021718 111S1295E 20
2025021800 110S1285E 20
2025021806 114S1277E 20
2025021812 114S1271E 20
2025021818 115S1267E 20
2025021900 117S1261E 20
2025021906 124S1245E 20
2025021912 130S1231E 20
2025021918 132S1222E 20
2025022000 133S1213E 20
2025022006 134S1207E 20
2025022012 140S1192E 25
2025022018 142S1181E 25
2025022100 145S1171E 25
2025022106 147S1165E 25
2025022112 149S1153E 25
2025022118 150S1139E 25
2025022200 147S1123E 30
2025022206 149S1115E 30
2025022212 152S1107E 30
2025022218 157S1097E 30
2025022300 162S1086E 30
2025022306 165S1074E 40
2025022312 172S1060E 40
2025022318 176S1053E 50
2025022400 184S1046E 55
2025022400 184S1046E 55
2025022406 190S1036E 75
2025022406 190S1036E 75
2025022406 190S1036E 75
2025022412 195S1032E 75
2025022412 195S1032E 75
2025022412 195S1032E 75
2025022418 202S1028E 95
2025022418 202S1028E 95
2025022418 202S1028E 95
2025022500 211S1025E 100
2025022500 211S1025E 100
2025022500 211S1025E 100
2025022506 218S1023E 100
2025022506 218S1023E 100
2025022506 218S1023E 100
2025022512 227S1020E 95
2025022512 227S1020E 95
2025022512 227S1020E 95
2025022518 239S1020E 90
2025022518 239S1020E 90
2025022518 239S1020E 90
NNNN


Original Message :

WTXS31 PGTW 252100
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 20S (BIANCA) WARNING NR 006//
RMKS/
1. TROPICAL CYCLONE 20S (BIANCA) WARNING NR 006
02 ACTIVE TROPICAL CYCLONES IN SOUTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
251800Z --- NEAR 23.9S 102.0E
MOVEMENT PAST SIX HOURS - 180 DEGREES AT 12 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 090 KT, GUSTS 110 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 025 NM NORTHEAST QUADRANT
025 NM SOUTHEAST QUADRANT
025 NM SOUTHWEST QUADRANT
025 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 040 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
035 NM SOUTHWEST QUADRANT
035 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 085 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
075 NM SOUTHWEST QUADRANT
065 NM NORTHWEST QUADRANT
REPEAT POSIT: 23.9S 102.0E
---
FORECASTS:
12 HRS, VALID AT:
260600Z --- 25.3S 102.2E
MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT
WIND RADII VALID OVER OPEN WATER ONLY
BECOMING SUBTROPICAL
RADIUS OF 064 KT WINDS - 015 NM NORTHEAST QUADRANT
015 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 040 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
060 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 160 DEG/ 04 KTS
---
24 HRS, VALID AT:
261800Z --- 26.0S 102.5E
MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT
WIND RADII VALID OVER OPEN WATER ONLY
BECOMING SUBTROPICAL
RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
000 NM SOUTHWEST QUADRANT
000 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
070 NM SOUTHEAST QUADRANT
050 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 180 DEG/ 03 KTS
---
36 HRS, VALID AT:
270600Z --- 26.6S 102.5E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
SUBTROPICAL
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
050 NM SOUTHEAST QUADRANT
000 NM SOUTHWEST QUADRANT
000 NM NORTHWEST QUADRANT
---
REMARKS:
252100Z POSITION NEAR 24.2S 102.0E.
25FEB25. TROPICAL CYCLONE 20S (BIANCA), LOCATED APPROXIMATELY 674
NM WEST OF LEARMONTH, AUSTRALIA, HAS TRACKED SOUTHWARD AT 12
KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 251800Z IS
968 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 251800Z IS 38 FEET. NEXT
WARNINGS AT 260900Z AND 262100Z. REFER TO TROPICAL CYCLONE 22S
(GARANCE) WARNINGS (WTXS32 PGTW) FOR TWELEVE-HOURLY UPDATES.//
NNNN


Original Message :

WTAU05 APRF 251846
IDW23100

40:2:2:24:24S102E400:11:00
SECURITE

OCEAN WIND WARNING FOR METAREA 10
Issued by the Australian Bureau of Meteorology
Tropical Cyclone Warning Centre
at 1846 UTC 25 FEBRUARY 2025

HURRICANE FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1800 UTC Severe Tropical Cyclone Bianca was centred within 20 nautical miles
of
latitude twenty three decimal eight south (23.8S)
longitude one hundred and one decimal nine east (101.9E)
Recent movement : south at 10 knots
Maximum winds : 65 knots
Central pressure: 972 hPa

AREA AFFECTED
Within 60 nautical miles in NE quadrant
and within 70 nautical miles in SE quadrant
and within 70 nautical miles in SW quadrant
and within 50 nautical miles in NW quadrant.

FORECAST
Maximum winds to 65 knots near the centre easing to 30 knots by 1800 UTC 26
February.

Winds above 64 knots within 20 nautical miles of centre, easing by 0000 UTC 26
February with high seas.

Winds above 48 knots within 40 nautical miles of centre, easing by 0600 UTC 26
February with very rough seas and moderate swell.

Winds above 34 knots within 60 nautical miles in NE quadrant
and within 70 nautical miles in SE quadrant
and within 70 nautical miles in SW quadrant
and within 50 nautical miles in NW quadrant with rough seas and moderate
swell.

Forecast positions
At 0600 UTC 26 February: Within 40 nautical miles of 25.4 south 102.1 east
Central pressure 998 hPa.
Winds to 40 knots near centre.
At 1800 UTC 26 February: Within 55 nautical miles of 25.8 south 102.2 east
Central pressure 1003 hPa.
Winds to 30 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use email to tcwc@bom.gov.au.

Next warning will be issued by 0100 UTC 26 February 2025.

AUSTRALIAN BUREAU OF METEOROLOGY
TROPICAL CYCLONE WARNING CENTRE


Original Message :

WTAU05 APRF 251242
IDW23100

40:2:2:24:23S102E400:11:00
SECURITE

OCEAN WIND WARNING FOR METAREA 10
Issued by the Australian Bureau of Meteorology
Tropical Cyclone Warning Centre
at 1242 UTC 25 FEBRUARY 2025

HURRICANE FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1200 UTC Severe Tropical Cyclone Bianca was centred within 20 nautical miles
of
latitude twenty two decimal eight south (22.8S)
longitude one hundred and two decimal zero east (102.0E)
Recent movement : south southwest at 9 knots
Maximum winds : 85 knots
Central pressure: 967 hPa

AREA AFFECTED
Within 60 nautical miles in NE quadrant
and within 70 nautical miles in SE quadrant
and within 70 nautical miles in SW quadrant
and within 40 nautical miles in NW quadrant.

FORECAST
Maximum winds to 85 knots near the centre easing to 35 knots by 1200 UTC 26
February.

Winds above 64 knots within 15 nautical miles of centre, increasing to 20
nautical miles by 1800 UTC 25 February with high seas.

Winds above 48 knots within 25 nautical miles of centre, increasing to 30
nautical miles by 1800 UTC 25 February with very rough seas and moderate swell.

Winds above 34 knots Within 60 nautical miles in NE quadrant
and within 70 nautical miles in SE quadrant
and within 70 nautical miles in SW quadrant
and within 40 nautical miles in NW quadrant with rough seas and moderate
swell.

Forecast positions
At 0000 UTC 26 February: Within 40 nautical miles of 24.4 south 101.9 east
Central pressure 982 hPa.
Winds to 60 knots near centre.
At 1200 UTC 26 February: Within 55 nautical miles of 25.7 south 102.4 east
Central pressure 999 hPa.
Winds to 35 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use email to tcwc@bom.gov.au.

Next warning will be issued by 1900 UTC 25 February 2025.

AUSTRALIAN BUREAU OF METEOROLOGY
TROPICAL CYCLONE WARNING CENTRE


Original Message :

WTXS51 PGTW 250900
WARNING ATCG MIL 20S SIO 250225074551
2025022506 20S BIANCA 005 01 205 09 SATL 020
T000 219S 1021E 100 R064 020 NE QD 020 SE QD 020 SW QD 015 NW QD R050 040 NE QD 040 SE QD 035 SW QD 030 NW QD R034 085 NE QD 080 SE QD 075 SW QD 065 NW QD
T012 235S 1018E 085 R064 010 NE QD 010 SE QD 010 SW QD 000 NW QD R050 030 NE QD 030 SE QD 030 SW QD 010 NW QD R034 070 NE QD 080 SE QD 070 SW QD 050 NW QD
T024 250S 1020E 065 R064 000 NE QD 010 SE QD 010 SW QD 000 NW QD R050 020 NE QD 020 SE QD 020 SW QD 010 NW QD R034 050 NE QD 080 SE QD 060 SW QD 050 NW QD
T036 260S 1023E 045 R034 000 NE QD 050 SE QD 040 SW QD 030 NW QD
T048 266S 1025E 035 R034 000 NE QD 050 SE QD 040 SW QD 030 NW QD
AMP
036HR BECOMING EXTRATROPICAL
048HR EXTRATROPICAL
SUBJ: TROPICAL CYCLONE 20S (BIANCA) WARNING NR 005
1. TROPICAL CYCLONE 20S (BIANCA) WARNING NR 005
01 ACTIVE TROPICAL CYCLONE IN SOUTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
250600Z --- NEAR 21.9S 102.1E
MOVEMENT PAST SIX HOURS - 205 DEGREES AT 09 KTS
POSITION ACCURATE TO WITHIN 020 NM
POSITION BASED ON EYE FIXED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 100 KT, GUSTS 125 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 020 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
015 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 040 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
035 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 085 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
075 NM SOUTHWEST QUADRANT
065 NM NORTHWEST QUADRANT
REPEAT POSIT: 21.9S 102.1E
---
FORECASTS:
12 HRS, VALID AT:
251800Z --- 23.5S 101.8E
MAX SUSTAINED WINDS - 085 KT, GUSTS 105 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT
010 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
000 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 175 DEG/ 08 KTS
---
24 HRS, VALID AT:
260600Z --- 25.0S 102.0E
MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 000 NM NORTHEAST QUADRANT
010 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
000 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 165 DEG/ 05 KTS
---
36 HRS, VALID AT:
261800Z --- 26.0S 102.3E
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
BECOMING SUBTROPICAL
RADIUS OF 034 KT WINDS - 000 NM NORTHEAST QUADRANT
050 NM SOUTHEAST QUADRANT
040 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 165 DEG/ 03 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
270600Z --- 26.6S 102.5E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
SUBTROPICAL
RADIUS OF 034 KT WINDS - 000 NM NORTHEAST QUADRANT
050 NM SOUTHEAST QUADRANT
040 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
---
REMARKS:
250900Z POSITION NEAR 22.3S 102.0E.
25FEB25. TROPICAL CYCLONE 20S (BIANCA), LOCATED APPROXIMATELY 667
NM WEST OF LEARMONTH, AUSTRALIA, HAS TRACKED SOUTH-SOUTHWESTWARD
AT 09 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT
250600Z IS 962 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 250600Z IS
36 FEET. NEXT WARNINGS AT 252100Z AND 260900Z.//
2025021700 118S1298E 15
2025021706 116S1296E 15
2025021712 113S1296E 15
2025021718 111S1295E 20
2025021800 110S1285E 20
2025021806 114S1277E 20
2025021812 114S1271E 20
2025021818 115S1267E 20
2025021900 117S1261E 20
2025021906 124S1245E 20
2025021912 130S1231E 20
2025021918 132S1222E 20
2025022000 133S1213E 20
2025022006 134S1207E 20
2025022012 140S1192E 25
2025022018 142S1181E 25
2025022100 145S1171E 25
2025022106 147S1165E 25
2025022112 149S1153E 25
2025022118 150S1139E 25
2025022200 147S1123E 30
2025022206 149S1115E 30
2025022212 152S1107E 30
2025022218 157S1097E 30
2025022300 162S1086E 30
2025022306 165S1074E 40
2025022312 172S1060E 40
2025022318 176S1053E 50
2025022400 184S1046E 55
2025022400 184S1046E 55
2025022406 190S1036E 75
2025022406 190S1036E 75
2025022406 190S1036E 75
2025022412 195S1032E 75
2025022412 195S1032E 75
2025022412 195S1032E 75
2025022418 202S1028E 95
2025022418 202S1028E 95
2025022418 202S1028E 95
2025022500 211S1025E 100
2025022500 211S1025E 100
2025022500 211S1025E 100
2025022506 219S1021E 100
2025022506 219S1021E 100
2025022506 219S1021E 100
NNNN


Original Message :

WTAU05 APRF 250701
IDW23100

40:2:2:24:22S102E400:11:00
SECURITE

OCEAN WIND WARNING FOR METAREA 10
Issued by the Australian Bureau of Meteorology
Tropical Cyclone Warning Centre
at 0701 UTC 25 FEBRUARY 2025

HURRICANE FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0600 UTC Severe Tropical Cyclone Bianca was centred within 20 nautical miles
of
latitude twenty one decimal nine south (21.9S)
longitude one hundred and two decimal one east (102.1E)
Recent movement : south southwest at 10 knots
Maximum winds : 85 knots
Central pressure: 967 hPa

AREA AFFECTED
Within 60 nautical miles in NE quadrant
and within 70 nautical miles in SE quadrant
and within 70 nautical miles in SW quadrant
and within 40 nautical miles in NW quadrant.

FORECAST
Maximum winds to 85 knots near the centre easing to 40 knots by 0600 UTC 26
February.

Winds above 64 knots within 15 nautical miles of centre with high seas until
1800 UTC 25 February.

Winds above 48 knots within 30 nautical miles of centre with very rough seas
and moderate swell until 0600 UTC 25 February.

Winds above 34 knots within 60 nautical miles in NE quadrant
and within 70 nautical miles in SE quadrant
and within 70 nautical miles in SW quadrant
and within 40 nautical miles in NW quadrant with rough seas and moderate
swell.

Forecast positions
At 1800 UTC 25 February: Within 40 nautical miles of 23.6 south 102.0 east
Central pressure 982 hPa.
Winds to 60 knots near centre.
At 0600 UTC 26 February: Within 55 nautical miles of 25.3 south 102.4 east
Central pressure 996 hPa.
Winds to 40 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use email to tcwc@bom.gov.au.

Next warning will be issued by 1300 UTC 25 February 2025.

AUSTRALIAN BUREAU OF METEOROLOGY
TROPICAL CYCLONE WARNING CENTRE


Original Message :

WTXS51 PGTW 242100
WARNING ATCG MIL 20S SIO 250224201321
2025022418 20S BIANCA 004 01 200 08 SATL 030
T000 202S 1029E 095 R064 020 NE QD 025 SE QD 020 SW QD 015 NW QD R050 035 NE QD 035 SE QD 025 SW QD 020 NW QD R034 075 NE QD 070 SE QD 065 SW QD 040 NW QD
T012 217S 1022E 090 R064 010 NE QD 020 SE QD 010 SW QD 000 NW QD R050 030 NE QD 030 SE QD 020 SW QD 020 NW QD R034 070 NE QD 070 SE QD 060 SW QD 040 NW QD
T024 234S 1018E 080 R064 010 NE QD 020 SE QD 010 SW QD 000 NW QD R050 030 NE QD 030 SE QD 020 SW QD 020 NW QD R034 070 NE QD 080 SE QD 060 SW QD 040 NW QD
T036 249S 1019E 070 R064 010 NE QD 010 SE QD 000 SW QD 010 NW QD R050 020 NE QD 030 SE QD 020 SW QD 020 NW QD R034 050 NE QD 080 SE QD 060 SW QD 040 NW QD
T048 257S 1020E 055 R050 010 NE QD 040 SE QD 030 SW QD 010 NW QD R034 020 NE QD 080 SE QD 050 SW QD 020 NW QD
AMP
036HR BECOMING EXTRATROPICAL
048HR EXTRATROPICAL
SUBJ: TROPICAL CYCLONE 20S (BIANCA) WARNING NR 004
1. TROPICAL CYCLONE 20S (BIANCA) WARNING NR 004
01 ACTIVE TROPICAL CYCLONE IN SOUTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
241800Z --- NEAR 20.2S 102.9E
MOVEMENT PAST SIX HOURS - 200 DEGREES AT 08 KTS
POSITION ACCURATE TO WITHIN 030 NM
POSITION BASED ON EYE FIXED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 095 KT, GUSTS 115 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 020 NM NORTHEAST QUADRANT
025 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
015 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 035 NM NORTHEAST QUADRANT
035 NM SOUTHEAST QUADRANT
025 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 075 NM NORTHEAST QUADRANT
070 NM SOUTHEAST QUADRANT
065 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
REPEAT POSIT: 20.2S 102.9E
---
FORECASTS:
12 HRS, VALID AT:
250600Z --- 21.7S 102.2E
MAX SUSTAINED WINDS - 090 KT, GUSTS 110 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
000 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
070 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 190 DEG/ 09 KTS
---
24 HRS, VALID AT:
251800Z --- 23.4S 101.8E
MAX SUSTAINED WINDS - 080 KT, GUSTS 100 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
000 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 175 DEG/ 08 KTS
---
36 HRS, VALID AT:
260600Z --- 24.9S 101.9E
MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT
WIND RADII VALID OVER OPEN WATER ONLY
BECOMING SUBTROPICAL
RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT
010 NM SOUTHEAST QUADRANT
000 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 175 DEG/ 04 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
261800Z --- 25.7S 102.0E
MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT
WIND RADII VALID OVER OPEN WATER ONLY
SUBTROPICAL
RADIUS OF 050 KT WINDS - 010 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 020 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
050 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
---
REMARKS:
242100Z POSITION NEAR 20.6S 102.7E.
24FEB25. TROPICAL CYCLONE 20S (BIANCA), LOCATED APPROXIMATELY 591
NM SOUTHEAST OF THE COCOS ISLANDS, HAS TRACKED SOUTH-
SOUTHWESTWARD AT 08 KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 241800Z IS 958 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 241800Z IS 35 FEET.
NEXT WARNINGS AT 250900Z AND 252100Z.//
2025021700 118S1298E 15
2025021706 116S1296E 15
2025021712 113S1296E 15
2025021718 111S1295E 20
2025021800 110S1285E 20
2025021806 114S1277E 20
2025021812 114S1271E 20
2025021818 115S1267E 20
2025021900 117S1261E 20
2025021906 124S1245E 20
2025021912 130S1231E 20
2025021918 132S1222E 20
2025022000 133S1213E 20
2025022006 134S1207E 20
2025022012 140S1192E 25
2025022018 142S1181E 25
2025022100 145S1171E 25
2025022106 147S1165E 25
2025022112 149S1153E 25
2025022118 150S1139E 25
2025022200 147S1123E 30
2025022206 149S1115E 30
2025022212 152S1107E 30
2025022218 157S1097E 30
2025022300 162S1086E 30
2025022306 165S1074E 40
2025022312 172S1060E 40
2025022318 176S1053E 50
2025022400 184S1046E 55
2025022400 184S1046E 55
2025022406 190S1036E 75
2025022406 190S1036E 75
2025022406 190S1036E 75
2025022412 195S1032E 75
2025022412 195S1032E 75
2025022412 195S1032E 75
2025022418 202S1029E 95
2025022418 202S1029E 95
2025022418 202S1029E 95
NNNN


Original Message :

WTXS31 PGTW 242100
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 20S (BIANCA) WARNING NR 004//
RMKS/
1. TROPICAL CYCLONE 20S (BIANCA) WARNING NR 004
01 ACTIVE TROPICAL CYCLONE IN SOUTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
241800Z --- NEAR 20.2S 102.9E
MOVEMENT PAST SIX HOURS - 200 DEGREES AT 08 KTS
POSITION ACCURATE TO WITHIN 030 NM
POSITION BASED ON EYE FIXED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 095 KT, GUSTS 115 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 020 NM NORTHEAST QUADRANT
025 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
015 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 035 NM NORTHEAST QUADRANT
035 NM SOUTHEAST QUADRANT
025 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 075 NM NORTHEAST QUADRANT
070 NM SOUTHEAST QUADRANT
065 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
REPEAT POSIT: 20.2S 102.9E
---
FORECASTS:
12 HRS, VALID AT:
250600Z --- 21.7S 102.2E
MAX SUSTAINED WINDS - 090 KT, GUSTS 110 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
000 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
070 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 190 DEG/ 09 KTS
---
24 HRS, VALID AT:
251800Z --- 23.4S 101.8E
MAX SUSTAINED WINDS - 080 KT, GUSTS 100 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
000 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 175 DEG/ 08 KTS
---
36 HRS, VALID AT:
260600Z --- 24.9S 101.9E
MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT
WIND RADII VALID OVER OPEN WATER ONLY
BECOMING SUBTROPICAL
RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT
010 NM SOUTHEAST QUADRANT
000 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 175 DEG/ 04 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
261800Z --- 25.7S 102.0E
MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT
WIND RADII VALID OVER OPEN WATER ONLY
SUBTROPICAL
RADIUS OF 050 KT WINDS - 010 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 020 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
050 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
---
REMARKS:
242100Z POSITION NEAR 20.6S 102.7E.
24FEB25. TROPICAL CYCLONE 20S (BIANCA), LOCATED APPROXIMATELY 591
NM SOUTHEAST OF THE COCOS ISLANDS, HAS TRACKED SOUTH-
SOUTHWESTWARD AT 08 KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 241800Z IS 958 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 241800Z IS 35 FEET.
NEXT WARNINGS AT 250900Z AND 252100Z.//
NNNN=


Original Message :

WTAU05 APRF 241849
IDW23100

40:2:2:24:20S103E400:11:00
SECURITE

OCEAN WIND WARNING FOR METAREA 10
Issued by the Australian Bureau of Meteorology
Tropical Cyclone Warning Centre
at 1849 UTC 24 FEBRUARY 2025

HURRICANE FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1800 UTC Severe Tropical Cyclone Bianca was centred within 20 nautical miles
of
latitude twenty decimal one south (20.1S)
longitude one hundred and two decimal nine east (102.9E)
Recent movement : south southwest at 6 knots
Maximum winds : 75 knots
Central pressure: 975 hPa

AREA AFFECTED
Within 50 nautical miles in NE quadrant
and within 60 nautical miles in SE quadrant
and within 60 nautical miles in SW quadrant
and within 50 nautical miles in NW quadrant.

FORECAST
Maximum winds to 75 knots near the centre increasing to 80 knots by 0000 UTC 26
February.

Winds above 64 knots within 15 nautical miles of centre with high seas.

Winds above 48 knots within 25 nautical miles in NE quadrant
and within 30 nautical miles in SE quadrant
and within 30 nautical miles in SW quadrant
and within 25 nautical miles in NW quadrant with very rough seas and moderate
swell.

Winds above 34 knots within 50 nautical miles in NE quadrant
and within 60 nautical miles in SE quadrant
and within 60 nautical miles in SW quadrant
and within 50 nautical miles in NW quadrant with rough seas and moderate
swell.

Forecast positions
At 0600 UTC 25 February: Within 40 nautical miles of 21.6 south 102.1 east
Central pressure 971 hPa.
Winds to 75 knots near centre.
At 1800 UTC 25 February: Within 55 nautical miles of 23.2 south 101.6 east
Central pressure 982 hPa.
Winds to 60 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use email to tcwc@bom.gov.au.

Next warning will be issued by 0100 UTC 25 February 2025.

AUSTRALIAN BUREAU OF METEOROLOGY
TROPICAL CYCLONE WARNING CENTRE


Original Message :

WTAU05 APRF 241248
IDW23100

40:2:2:24:20S103E400:11:00
SECURITE

OCEAN WIND WARNING FOR METAREA 10
Issued by the Australian Bureau of Meteorology
Tropical Cyclone Warning Centre
at 1248 UTC 24 FEBRUARY 2025

HURRICANE FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1200 UTC Severe Tropical Cyclone Bianca was centred within 20 nautical miles
of
latitude nineteen decimal seven south (19.7S)
longitude one hundred and three decimal one east (103.1E)
Recent movement : southwest at 10 knots
Maximum winds : 65 knots
Central pressure: 980 hPa

AREA AFFECTED
Within 70 nautical miles in NE quadrant
and within 80 nautical miles in SE quadrant
and within 70 nautical miles in SW quadrant
and within 60 nautical miles in NW quadrant.

FORECAST
Maximum winds to 65 knots near the centre increasing to 80 knots by 0000 UTC 25
February.

Winds above 64 knots within 30 nautical miles in SE quadrant
and within 30 nautical miles in SW quadrant
increasing to within 30 nm in all quadrants by 1800 UTC 24 February with high
seas.

Winds above 48 knots within 40 nautical miles in NE quadrant
and within 50 nautical miles in SE quadrant
and within 50 nautical miles in SW quadrant
and within 40 nautical miles in NW quadrant with very rough seas and moderate
swell.

Winds above 34 knots within 70 nautical miles in NE quadrant
and within 80 nautical miles in SE quadrant
and within 70 nautical miles in SW quadrant
and within 60 nautical miles in NW quadrant with rough seas and moderate
swell.

Forecast positions
At 0000 UTC 25 February: Within 40 nautical miles of 20.7 south 102.4 east
Central pressure 967 hPa.
Winds to 80 knots near centre.
At 1200 UTC 25 February: Within 55 nautical miles of 22.3 south 101.8 east
Central pressure 970 hPa.
Winds to 75 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use email to tcwc@bom.gov.au.

Next warning will be issued by 1900 UTC 24 February 2025.

AUSTRALIAN BUREAU OF METEOROLOGY
TROPICAL CYCLONE WARNING CENTRE


Original Message :

WTXS31 PGTW 240900
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 20S (BIANCA) WARNING NR 003//
RMKS/
1. TROPICAL CYCLONE 20S (BIANCA) WARNING NR 003
01 ACTIVE TROPICAL CYCLONE IN SOUTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
240600Z --- NEAR 19.0S 103.6E
MOVEMENT PAST SIX HOURS - 235 DEGREES AT 11 KTS
POSITION ACCURATE TO WITHIN 025 NM
POSITION BASED ON CENTER LOCATED BY A COMBINATION OF
SATELLITE AND SYNOPTIC DATA
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 075 KT, GUSTS 090 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 015 NM NORTHEAST QUADRANT
015 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
000 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 025 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT
050 NM SOUTHEAST QUADRANT
065 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
REPEAT POSIT: 19.0S 103.6E
---
FORECASTS:
12 HRS, VALID AT:
241800Z --- 20.4S 102.6E
MAX SUSTAINED WINDS - 085 KT, GUSTS 105 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT
010 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
000 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
070 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 205 DEG/ 08 KTS
---
24 HRS, VALID AT:
250600Z --- 21.8S 101.9E
MAX SUSTAINED WINDS - 080 KT, GUSTS 100 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 020 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
040 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 195 DEG/ 07 KTS
---
36 HRS, VALID AT:
251800Z --- 23.2S 101.5E
MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT
WIND RADII VALID OVER OPEN WATER ONLY
BECOMING SUBTROPICAL
RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
000 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
040 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
070 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 180 DEG/ 08 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
260600Z --- 24.8S 101.5E
MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT
WIND RADII VALID OVER OPEN WATER ONLY
SUBTROPICAL
RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT
070 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
---
REMARKS:
240900Z POSITION NEAR 19.3S 103.3E.
24FEB25. TROPICAL CYCLONE 20S (BIANCA), LOCATED APPROXIMATELY 562
NM SOUTHEAST OF THE COCOS ISLANDS, HAS TRACKED SOUTHWESTWARD AT
11 KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 240600Z IS 985 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 240600Z IS 30 FEET. NEXT WARNINGS AT
242100Z AND 250900Z.
//
NNNN


Original Message :

WTXS51 PGTW 240900
WARNING ATCG MIL 20S SIO 250224075110
2025022406 20S BIANCA 003 01 235 11 SATL SYNP 025
T000 190S 1036E 075 R064 015 NE QD 015 SE QD 010 SW QD 000 NW QD R050 025 NE QD 040 SE QD 030 SW QD 010 NW QD R034 040 NE QD 050 SE QD 065 SW QD 050 NW QD
T012 204S 1026E 085 R064 010 NE QD 010 SE QD 010 SW QD 000 NW QD R050 030 NE QD 040 SE QD 030 SW QD 020 NW QD R034 050 NE QD 070 SE QD 060 SW QD 040 NW QD
T024 218S 1019E 080 R064 020 NE QD 020 SE QD 020 SW QD 010 NW QD R050 030 NE QD 040 SE QD 040 SW QD 020 NW QD R034 060 NE QD 080 SE QD 070 SW QD 040 NW QD
T036 232S 1015E 070 R064 010 NE QD 020 SE QD 020 SW QD 000 NW QD R050 030 NE QD 040 SE QD 040 SW QD 020 NW QD R034 060 NE QD 070 SE QD 070 SW QD 050 NW QD
T048 248S 1015E 055 R050 020 NE QD 040 SE QD 030 SW QD 010 NW QD R034 040 NE QD 070 SE QD 060 SW QD 050 NW QD
AMP
036HR BECOMING EXTRATROPICAL
048HR EXTRATROPICAL
SUBJ: TROPICAL CYCLONE 20S (BIANCA) WARNING NR 003
1. TROPICAL CYCLONE 20S (BIANCA) WARNING NR 003
01 ACTIVE TROPICAL CYCLONE IN SOUTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
240600Z --- NEAR 19.0S 103.6E
MOVEMENT PAST SIX HOURS - 235 DEGREES AT 11 KTS
POSITION ACCURATE TO WITHIN 025 NM
POSITION BASED ON CENTER LOCATED BY A COMBINATION OF
SATELLITE AND SYNOPTIC DATA
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 075 KT, GUSTS 090 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 015 NM NORTHEAST QUADRANT
015 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
000 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 025 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT
050 NM SOUTHEAST QUADRANT
065 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
REPEAT POSIT: 19.0S 103.6E
---
FORECASTS:
12 HRS, VALID AT:
241800Z --- 20.4S 102.6E
MAX SUSTAINED WINDS - 085 KT, GUSTS 105 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT
010 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
000 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
070 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 205 DEG/ 08 KTS
---
24 HRS, VALID AT:
250600Z --- 21.8S 101.9E
MAX SUSTAINED WINDS - 080 KT, GUSTS 100 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 020 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
040 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
040 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 195 DEG/ 07 KTS
---
36 HRS, VALID AT:
251800Z --- 23.2S 101.5E
MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT
WIND RADII VALID OVER OPEN WATER ONLY
BECOMING SUBTROPICAL
RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
000 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
040 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
070 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 180 DEG/ 08 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
260600Z --- 24.8S 101.5E
MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT
WIND RADII VALID OVER OPEN WATER ONLY
SUBTROPICAL
RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT
070 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
---
REMARKS:
240900Z POSITION NEAR 19.3S 103.3E.
24FEB25. TROPICAL CYCLONE 20S (BIANCA), LOCATED APPROXIMATELY 562
NM SOUTHEAST OF THE COCOS ISLANDS, HAS TRACKED SOUTHWESTWARD AT
11 KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 240600Z IS 985 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 240600Z IS 30 FEET. NEXT WARNINGS AT
242100Z AND 250900Z.
//
2025021700 118S1298E 15
2025021706 116S1296E 15
2025021712 113S1296E 15
2025021718 111S1295E 20
2025021800 110S1285E 20
2025021806 114S1277E 20
2025021812 114S1271E 20
2025021818 115S1267E 20
2025021900 117S1261E 20
2025021906 124S1245E 20
2025021912 130S1231E 20
2025021918 132S1222E 20
2025022000 133S1213E 20
2025022006 134S1207E 20
2025022012 140S1192E 25
2025022018 142S1181E 25
2025022100 145S1171E 25
2025022106 147S1165E 25
2025022112 149S1153E 25
2025022118 150S1139E 25
2025022200 147S1123E 30
2025022206 149S1115E 30
2025022212 152S1107E 30
2025022218 157S1097E 30
2025022300 162S1086E 30
2025022306 165S1074E 40
2025022312 172S1060E 40
2025022318 176S1053E 50
2025022400 184S1046E 65
2025022400 184S1046E 65
2025022406 190S1036E 75
2025022406 190S1036E 75
2025022406 190S1036E 75
NNNN


Original Message :

WTAU05 APRF 240704
IDW23100

40:2:2:24:19S104E400:11:00
SECURITE

OCEAN WIND WARNING FOR METAREA 10
Issued by the Australian Bureau of Meteorology
Tropical Cyclone Warning Centre
at 0704 UTC 24 FEBRUARY 2025

HURRICANE FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0600 UTC Tropical Cyclone Bianca was centred within 20 nautical miles of
latitude nineteen decimal one south (19.1S)
longitude one hundred and three decimal eight east (103.8E)
Recent movement : southwest at 11 knots
Maximum winds : 55 knots
Central pressure: 989 hPa

AREA AFFECTED
Within 60 nautical miles in NE quadrant
and within 80 nautical miles in SE quadrant
and within 80 nautical miles in SW quadrant
and within 60 nautical miles in NW quadrant.

FORECAST
Maximum winds to 55 knots near the centre increasing to 65 knots by 1800 UTC 24
February.

Winds above 64 knots within 20 nautical miles of centre with high seas.

Winds above 48 knots within 30 nautical miles of centre with very rough seas
and moderate swell.

Winds above 34 knots within 60 nautical miles in NE quadrant
and within 80 nautical miles in SE quadrant
and within 80 nautical miles in SW quadrant
and within 60 nautical miles in NW quadrant with rough seas and moderate
swell.

Forecast positions
At 1800 UTC 24 February: Within 40 nautical miles of 20.4 south 102.9 east
Central pressure 979 hPa.
Winds to 65 knots near centre.
At 0600 UTC 25 February: Within 55 nautical miles of 22.1 south 102.2 east
Central pressure 979 hPa.
Winds to 65 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use email to tcwc@bom.gov.au.

Next warning will be issued by 1300 UTC 24 February 2025.

AUSTRALIAN BUREAU OF METEOROLOGY
TROPICAL CYCLONE WARNING CENTRE


Original Message :

WTAU05 APRF 240049
IDW23100

40:2:2:24:18S105E400:11:00
SECURITE

OCEAN WIND WARNING FOR METAREA 10
Issued by the Australian Bureau of Meteorology
Tropical Cyclone Warning Centre
at 0049 UTC 24 FEBRUARY 2025

STORM FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0000 UTC Tropical Cyclone Bianca was centred within 20 nautical miles of
latitude eighteen decimal three south (18.3S)
longitude one hundred and four decimal seven east (104.7E)
Recent movement : southwest at 8 knots
Maximum winds : 50 knots
Central pressure: 991 hPa

AREA AFFECTED
Within 60 nautical miles in NE quadrant
and within 80 nautical miles in SE quadrant
and within 80 nautical miles in SW quadrant
and within 60 nautical miles in NW quadrant.

FORECAST
Maximum winds to 50 knots near the centre increasing to 60 knots by 0000 UTC 25
February.

Winds above 48 knots within 30 nautical miles of centre with very rough seas
and moderate swell.

Winds above 34 knots within 60 nautical miles in NE quadrant
and within 80 nautical miles in SE quadrant
and within 80 nautical miles in SW quadrant
and within 60 nautical miles in NW quadrant with rough seas and moderate
swell.

Forecast positions
At 1200 UTC 24 February: Within 40 nautical miles of 19.7 south 103.6 east
Central pressure 986 hPa.
Winds to 55 knots near centre.
At 0000 UTC 25 February: Within 55 nautical miles of 21.2 south 102.7 east
Central pressure 981 hPa.
Winds to 60 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use email to tcwc@bom.gov.au.

Next warning will be issued by 0700 UTC 24 February 2025.

AUSTRALIAN BUREAU OF METEOROLOGY
TROPICAL CYCLONE WARNING CENTRE


Original Message :

WTXS51 PGTW 232100
WARNING ATCG MIL 20S SIO 250223203148
2025022318 20S BIANCA 002 01 240 12 SATL 040
T000 178S 1049E 045 R034 045 NE QD 060 SE QD 070 SW QD 070 NW QD
T012 190S 1034E 060 R050 030 NE QD 020 SE QD 020 SW QD 020 NW QD R034 050 NE QD 060 SE QD 060 SW QD 060 NW QD
T024 204S 1024E 070 R064 020 NE QD 020 SE QD 010 SW QD 010 NW QD R050 030 NE QD 030 SE QD 030 SW QD 020 NW QD R034 050 NE QD 070 SE QD 060 SW QD 060 NW QD
T036 220S 1018E 065 R064 020 NE QD 020 SE QD 020 SW QD 010 NW QD R050 030 NE QD 030 SE QD 030 SW QD 020 NW QD R034 060 NE QD 080 SE QD 070 SW QD 060 NW QD
T048 237S 1016E 060 R050 030 NE QD 030 SE QD 030 SW QD 020 NW QD R034 050 NE QD 080 SE QD 070 SW QD 060 NW QD
T072 261S 1019E 040 R034 030 NE QD 060 SE QD 060 SW QD 050 NW QD
AMP
048HR BECOMING EXTRATROPICAL
072HR EXTRATROPICAL
SUBJ: TROPICAL CYCLONE 20S (BIANCA) WARNING NR 002
1. TROPICAL CYCLONE 20S (BIANCA) WARNING NR 002
01 ACTIVE TROPICAL CYCLONE IN SOUTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
231800Z --- NEAR 17.8S 104.9E
MOVEMENT PAST SIX HOURS - 240 DEGREES AT 12 KTS
POSITION ACCURATE TO WITHIN 040 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 045 NM NORTHEAST QUADRANT
060 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
070 NM NORTHWEST QUADRANT
REPEAT POSIT: 17.8S 104.9E
---
FORECASTS:
12 HRS, VALID AT:
240600Z --- 19.0S 103.4E
MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
060 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
060 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 215 DEG/ 08 KTS
---
24 HRS, VALID AT:
241800Z --- 20.4S 102.4E
MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 020 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
070 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
060 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 200 DEG/ 08 KTS
---
36 HRS, VALID AT:
250600Z --- 22.0S 101.8E
MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 020 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
060 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 185 DEG/ 09 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
251800Z --- 23.7S 101.6E
MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT
WIND RADII VALID OVER OPEN WATER ONLY
BECOMING EXTRATROPICAL
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
060 NM NORTHWEST QUADRANT
VECTOR TO 72 HR POSIT: 175 DEG/ 06 KTS
---
72 HRS, VALID AT:
261800Z --- 26.1S 101.9E
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
EXTRATROPICAL
RADIUS OF 034 KT WINDS - 030 NM NORTHEAST QUADRANT
060 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
---
REMARKS:
232100Z POSITION NEAR 18.1S 104.5E.
23FEB25. TROPICAL CYCLONE 20S (BIANCA), LOCATED APPROXIMATELY 584 NM
WEST-NORTHWEST OF LEARMONTH, AUSTRALIA, HAS TRACKED WEST-SOUTHWESTWARD
AT 12 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT
231800Z IS 999 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 231800Z IS
24 FEET. NEXT WARNINGS AT 240900Z AND 242100Z.//
2025021700 118S1298E 15
2025021706 116S1296E 15
2025021712 113S1296E 15
2025021718 111S1295E 20
2025021800 110S1285E 20
2025021806 114S1277E 20
2025021812 114S1271E 20
2025021818 115S1267E 20
2025021900 117S1261E 20
2025021906 124S1245E 20
2025021912 130S1231E 20
2025021918 132S1222E 20
2025022000 133S1213E 20
2025022006 134S1207E 20
2025022012 140S1192E 25
2025022018 142S1181E 25
2025022100 145S1171E 25
2025022106 147S1165E 25
2025022112 149S1153E 25
2025022118 150S1139E 25
2025022200 147S1123E 30
2025022206 149S1115E 30
2025022212 152S1107E 30
2025022218 157S1097E 30
2025022300 162S1086E 30
2025022306 167S1073E 40
2025022312 172S1060E 45
2025022318 178S1049E 45
NNNN


Original Message :

WTXS31 PGTW 232100
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 20S (BIANCA) WARNING NR 002//
RMKS/
1. TROPICAL CYCLONE 20S (BIANCA) WARNING NR 002
01 ACTIVE TROPICAL CYCLONE IN SOUTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
231800Z --- NEAR 17.8S 104.9E
MOVEMENT PAST SIX HOURS - 240 DEGREES AT 12 KTS
POSITION ACCURATE TO WITHIN 040 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 045 NM NORTHEAST QUADRANT
060 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
070 NM NORTHWEST QUADRANT
REPEAT POSIT: 17.8S 104.9E
---
FORECASTS:
12 HRS, VALID AT:
240600Z --- 19.0S 103.4E
MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
060 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
060 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 215 DEG/ 08 KTS
---
24 HRS, VALID AT:
241800Z --- 20.4S 102.4E
MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 020 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
070 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
060 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 200 DEG/ 08 KTS
---
36 HRS, VALID AT:
250600Z --- 22.0S 101.8E
MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 020 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
060 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 185 DEG/ 09 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
251800Z --- 23.7S 101.6E
MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT
WIND RADII VALID OVER OPEN WATER ONLY
BECOMING EXTRATROPICAL
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
060 NM NORTHWEST QUADRANT
VECTOR TO 72 HR POSIT: 175 DEG/ 06 KTS
---
72 HRS, VALID AT:
261800Z --- 26.1S 101.9E
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
EXTRATROPICAL
RADIUS OF 034 KT WINDS - 030 NM NORTHEAST QUADRANT
060 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
050 NM NORTHWEST QUADRANT
---
REMARKS:
232100Z POSITION NEAR 18.1S 104.5E.
23FEB25. TROPICAL CYCLONE 20S (BIANCA), LOCATED APPROXIMATELY 584 NM
WEST-NORTHWEST OF LEARMONTH, AUSTRALIA, HAS TRACKED
WEST-SOUTHWESTWARD
AT 12 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT
231800Z IS 999 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 231800Z IS
24 FEET. NEXT WARNINGS AT 240900Z AND 242100Z.//
NNNN=


Original Message :

WTAU05 APRF 231847
IDW23100

40:2:2:24:18S105E400:11:00
SECURITE

OCEAN WIND WARNING FOR METAREA 10
Issued by the Australian Bureau of Meteorology
Tropical Cyclone Warning Centre
at 1847 UTC 23 FEBRUARY 2025

STORM FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1800 UTC Tropical Cyclone Bianca was centred within 20 nautical miles of
latitude seventeen decimal five south (17.5S)
longitude one hundred and five decimal three east (105.3E)
Recent movement : west southwest at 10 knots
Maximum winds : 40 knots
Central pressure: 997 hPa

AREA AFFECTED
Within 60 nautical miles in NE quadrant
and within 80 nautical miles in SE quadrant
and within 80 nautical miles in SW quadrant
and within 60 nautical miles in NW quadrant.

FORECAST
Maximum winds to 40 knots near the centre increasing to 55 knots by 1800 UTC 24
February.

Winds above 48 knots within 30 nautical miles of centre after 0600 UTC 24
February with very rough seas and moderate swell.

Winds above 34 knots within 60 nautical miles in NE quadrant
and within 80 nautical miles in SE quadrant
and within 80 nautical miles in SW quadrant
and within 60 nautical miles in NW quadrant with rough seas and moderate
swell.

Forecast positions
At 0600 UTC 24 February: Within 40 nautical miles of 18.9 south 104.1 east
Central pressure 990 hPa.
Winds to 50 knots near centre.
At 1800 UTC 24 February: Within 55 nautical miles of 20.5 south 103.2 east
Central pressure 986 hPa.
Winds to 55 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use email to tcwc@bom.gov.au.

Next warning will be issued by 0100 UTC 24 February 2025.

AUSTRALIAN BUREAU OF METEOROLOGY
TROPICAL CYCLONE WARNING CENTRE


Original Message :

WTAU05 APRF 231254
IDW23100

40:2:2:24:17S106E400:11:00
SECURITE

OCEAN WIND WARNING FOR METAREA 10
Issued by the Australian Bureau of Meteorology
Tropical Cyclone Warning Centre
at 1254 UTC 23 FEBRUARY 2025

STORM FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1200 UTC Tropical Cyclone Bianca was centred within 30 nautical miles of
latitude seventeen decimal two south (17.2S)
longitude one hundred and five decimal eight east (105.8E)
Recent movement : west southwest at 14 knots
Maximum winds : 35 knots
Central pressure: 1000 hPa

AREA AFFECTED
Within 60 nautical miles in NE quadrant
and within 70 nautical miles in SE quadrant
and within 80 nautical miles in SW quadrant
and within 60 nautical miles in NW quadrant.

FORECAST
Maximum winds to 35 knots near the centre increasing to 55 knots by 1200 UTC 24
February.

Winds above 48 knots within 30 nautical miles of centre after 0600 UTC 24
February with very rough seas and moderate swell.

Winds above 34 knots within 60 nautical miles in NE quadrant
and within 70 nautical miles in SE quadrant
and within 80 nautical miles in SW quadrant
and within 60 nautical miles in NW quadrant with rough seas and moderate
swell.

Forecast positions
At 0000 UTC 24 February: Within 50 nautical miles of 18.3 south 104.5 east
Central pressure 994 hPa.
Winds to 45 knots near centre.
At 1200 UTC 24 February: Within 65 nautical miles of 19.7 south 103.6 east
Central pressure 986 hPa.
Winds to 55 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use email to tcwc@bom.gov.au.

Next warning will be issued by 1900 UTC 23 February 2025.

AUSTRALIAN BUREAU OF METEOROLOGY
TROPICAL CYCLONE WARNING CENTRE


Original Message :

WTXS51 PGTW 230900
WARNING ATCG MIL 20S SIO 250223075446
2025022306 20S TWENTY 001 01 250 13 SATL 040
T000 167S 1073E 040 R034 000 NE QD 060 SE QD 070 SW QD 070 NW QD
T012 178S 1056E 050 R050 000 NE QD 010 SE QD 000 SW QD 030 NW QD R034 030 NE QD 070 SE QD 070 SW QD 070 NW QD
T024 190S 1041E 060 R050 010 NE QD 020 SE QD 020 SW QD 010 NW QD R034 060 NE QD 080 SE QD 080 SW QD 080 NW QD
T036 206S 1032E 065 R064 020 NE QD 020 SE QD 010 SW QD 010 NW QD R050 030 NE QD 030 SE QD 030 SW QD 020 NW QD R034 050 NE QD 100 SE QD 090 SW QD 090 NW QD
T048 222S 1027E 070 R064 020 NE QD 030 SE QD 020 SW QD 020 NW QD R050 040 NE QD 040 SE QD 040 SW QD 030 NW QD R034 060 NE QD 100 SE QD 090 SW QD 090 NW QD
T072 255S 1033E 060 R050 020 NE QD 030 SE QD 030 SW QD 030 NW QD R034 050 NE QD 100 SE QD 090 SW QD 090 NW QD
AMP
048HR BECOMING EXTRATROPICAL
072HR EXTRATROPICAL
SUBJ: TROPICAL CYCLONE 20S (TWENTY) WARNING NR 001
1. TROPICAL CYCLONE 20S (TWENTY) WARNING NR 001
01 ACTIVE TROPICAL CYCLONE IN SOUTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
230600Z --- NEAR 16.7S 107.3E
MOVEMENT PAST SIX HOURS - 250 DEGREES AT 13 KTS
POSITION ACCURATE TO WITHIN 040 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 000 NM NORTHEAST QUADRANT
060 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
070 NM NORTHWEST QUADRANT
REPEAT POSIT: 16.7S 107.3E
---
FORECASTS:
12 HRS, VALID AT:
231800Z --- 17.8S 105.6E
MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 050 KT WINDS - 000 NM NORTHEAST QUADRANT
010 NM SOUTHEAST QUADRANT
000 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 030 NM NORTHEAST QUADRANT
070 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
070 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 230 DEG/ 09 KTS
---
24 HRS, VALID AT:
240600Z --- 19.0S 104.1E
MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 050 KT WINDS - 010 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
080 NM SOUTHWEST QUADRANT
080 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 210 DEG/ 09 KTS
---
36 HRS, VALID AT:
241800Z --- 20.6S 103.2E
MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 020 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
100 NM SOUTHEAST QUADRANT
090 NM SOUTHWEST QUADRANT
090 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 195 DEG/ 08 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
250600Z --- 22.2S 102.7E
MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT
WIND RADII VALID OVER OPEN WATER ONLY
BECOMING EXTRATROPICAL
RADIUS OF 064 KT WINDS - 020 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 040 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
040 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
100 NM SOUTHEAST QUADRANT
090 NM SOUTHWEST QUADRANT
090 NM NORTHWEST QUADRANT
VECTOR TO 72 HR POSIT: 170 DEG/ 08 KTS
---
72 HRS, VALID AT:
260600Z --- 25.5S 103.3E
MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT
WIND RADII VALID OVER OPEN WATER ONLY
EXTRATROPICAL
RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
100 NM SOUTHEAST QUADRANT
090 NM SOUTHWEST QUADRANT
090 NM NORTHWEST QUADRANT
---
REMARKS:
230900Z POSITION NEAR 17.0S 106.9E.
23FEB25. TROPICAL CYCLONE 20S (TWENTY), LOCATED APPROXIMATELY 511
NM NORTHWEST OF LEARMONTH, AUSTRALIA, HAS TRACKED WEST-
SOUTHWESTWARD AT 13 KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 230600Z IS 998 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 230600Z IS 19 FEET. NEXT WARNINGS AT
232100Z AND 240900Z.
//
2025021700 118S1298E 15
2025021706 116S1296E 15
2025021712 113S1296E 15
2025021718 111S1295E 20
2025021800 110S1285E 20
2025021806 114S1277E 20
2025021812 114S1271E 20
2025021818 115S1267E 20
2025021900 117S1261E 20
2025021906 124S1245E 20
2025021912 130S1231E 20
2025021918 132S1222E 20
2025022000 133S1213E 20
2025022006 134S1207E 20
2025022012 140S1192E 25
2025022018 142S1181E 25
2025022100 145S1171E 25
2025022106 147S1165E 25
2025022112 149S1153E 25
2025022118 150S1139E 25
2025022200 147S1123E 30
2025022206 149S1115E 30
2025022212 152S1107E 30
2025022218 157S1097E 30
2025022300 162S1086E 30
2025022306 167S1073E 40
NNNN


Original Message :

WTXS31 PGTW 230900
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 20S (TWENTY) WARNING NR 001//
RMKS/
1. TROPICAL CYCLONE 20S (TWENTY) WARNING NR 001
01 ACTIVE TROPICAL CYCLONE IN SOUTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
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WARNING POSITION:
230600Z --- NEAR 16.7S 107.3E
MOVEMENT PAST SIX HOURS - 250 DEGREES AT 13 KTS
POSITION ACCURATE TO WITHIN 040 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS - 000 NM NORTHEAST QUADRANT
060 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
070 NM NORTHWEST QUADRANT
REPEAT POSIT: 16.7S 107.3E
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FORECASTS:
12 HRS, VALID AT:
231800Z --- 17.8S 105.6E
MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 050 KT WINDS - 000 NM NORTHEAST QUADRANT
010 NM SOUTHEAST QUADRANT
000 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 030 NM NORTHEAST QUADRANT
070 NM SOUTHEAST QUADRANT
070 NM SOUTHWEST QUADRANT
070 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 230 DEG/ 09 KTS
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24 HRS, VALID AT:
240600Z --- 19.0S 104.1E
MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 050 KT WINDS - 010 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
080 NM SOUTHWEST QUADRANT
080 NM NORTHWEST QUADRANT
VECTOR TO 36 HR POSIT: 210 DEG/ 09 KTS
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36 HRS, VALID AT:
241800Z --- 20.6S 103.2E
MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 064 KT WINDS - 020 NM NORTHEAST QUADRANT
020 NM SOUTHEAST QUADRANT
010 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
100 NM SOUTHEAST QUADRANT
090 NM SOUTHWEST QUADRANT
090 NM NORTHWEST QUADRANT
VECTOR TO 48 HR POSIT: 195 DEG/ 08 KTS
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EXTENDED OUTLOOK:
48 HRS, VALID AT:
250600Z --- 22.2S 102.7E
MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT
WIND RADII VALID OVER OPEN WATER ONLY
BECOMING EXTRATROPICAL
RADIUS OF 064 KT WINDS - 020 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
020 NM NORTHWEST QUADRANT
RADIUS OF 050 KT WINDS - 040 NM NORTHEAST QUADRANT
040 NM SOUTHEAST QUADRANT
040 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
100 NM SOUTHEAST QUADRANT
090 NM SOUTHWEST QUADRANT
090 NM NORTHWEST QUADRANT
VECTOR TO 72 HR POSIT: 170 DEG/ 08 KTS
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72 HRS, VALID AT:
260600Z --- 25.5S 103.3E
MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT
WIND RADII VALID OVER OPEN WATER ONLY
EXTRATROPICAL
RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT
030 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
100 NM SOUTHEAST QUADRANT
090 NM SOUTHWEST QUADRANT
090 NM NORTHWEST QUADRANT
---
REMARKS:
230900Z POSITION NEAR 17.0S 106.9E.
23FEB25. TROPICAL CYCLONE 20S (TWENTY), LOCATED APPROXIMATELY 511
NM NORTHWEST OF LEARMONTH, AUSTRALIA, HAS TRACKED WEST-
SOUTHWESTWARD AT 13 KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 230600Z IS 998 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 230600Z IS 19 FEET. NEXT WARNINGS AT
232100Z AND 240900Z.
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