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2025 Severe Tropical Cyclone BIANCA (2025050S12125)


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Storm track - Intensity - Wind Radii - Intensity Data - Source Data - All data

Summary Information

Storm ID 2025050S12125
Start Feb 19 00Z
Max Intensity 99 kt (Feb 25 00Z), 954 mb (Feb 25 00Z)
End Feb 27 12Z
ATCF IDs ,SH202025
Track status US-PROVISIONAL. US track from operational data. Other sources are best track. US sources will be upgraded to 'best track' quality after reanalysis

Storm track plot

Map of storm track

Intensity plots

Map of storm track

Radial wind information

Map of storm track

Position and Intensity Table

BASIN ISO_TIME_________ NATURE LAT LON WMO WIND WMO PRES USA WIND USA PRES BOM WIND BOM PRES
degrees north degrees east kts mb kts mb kts mb
SI 2025-02-19 00:00:00 DS -12.10 125.30 20 1006 20 1006
SI 03:00:00 DS -12.30 124.90 20 1006
SI 06:00:00 TS -12.40 124.40 20 1005 20 1005
SI 09:00:00 TS -12.50 123.90 20 1005
SI 12:00:00 TS -12.50 123.30 20 1005 20 1005
SI 15:00:00 TS -12.60 122.70 23 1005
SI 18:00:00 TS -12.70 122.20 25 1005 25 1005
SI 21:00:00 TS -12.90 121.80 25 1005
SI 2025-02-20 00:00:00 TS -13.10 121.30 25 1005 25 1005
SI 03:00:00 TS -13.50 120.60 23 1005
SI 06:00:00 TS -13.80 120.00 20 1005 20 1005
SI 09:00:00 TS -13.90 119.60 23 1005
SI 12:00:00 TS -13.90 119.20 25 1005 25 1005
SI 15:00:00 TS -13.90 118.70 25 1005
SI 18:00:00 TS -14.00 118.20 25 1004 25 1004
SI 21:00:00 TS -14.30 117.80 25 1005
SI 2025-02-21 00:00:00 TS -14.70 117.30 25 1006 25 1006
SI 03:00:00 TS -14.90 116.70 25 1005
SI 06:00:00 TS -15.00 116.20 25 1004 25 1004
SI 09:00:00 TS -15.10 115.80 23 1006
SI 12:00:00 TS -15.10 115.30 20 1007 20 1007
SI 15:00:00 TS -15.10 114.60 20 1007
SI 18:00:00 TS -15.10 113.90 20 1006 20 1006
SI 21:00:00 TS -15.00 113.20 23 1006
SI 2025-02-22 00:00:00 TS -15.00 112.50 25 1005 25 1005
SI 03:00:00 TS -15.10 112.10 25 1005
SI 06:00:00 TS -15.20 111.70 25 1005 25 1005
SI 09:00:00 TS -15.30 111.20 25 1005
SI 12:00:00 TS -15.30 110.60 25 1005 25 1005
SI 15:00:00 TS -15.30 110.10 25 1004
SI 18:00:00 TS -15.40 109.60 25 1002 25 1002
SI 21:00:00 TS -15.70 109.00 28 1001
SI 2025-02-23 00:00:00 TS -16.00 108.30 30 1000 30 1000
SI 03:00:00 TS -16.30 107.80 33 999
SI 06:00:00 TS -16.60 107.30 35 997 39 998 35 997
SI 09:00:00 TS -16.90 106.70 42 998 38 996
SI 12:00:00 TS -17.20 106.00 40 995 45 998 40 995
SI 15:00:00 TS -17.50 105.50 45 999 43 994
SI 18:00:00 TS -17.80 105.00 45 993 45 999 45 993
SI 21:00:00 TS -18.00 104.80 50 997 48 992
SI 2025-02-24 00:00:00 TS -18.30 104.60 50 991 54 995 50 991
SI 03:00:00 TS -18.70 104.10 64 990 55 990
SI 06:00:00 TS -19.00 103.60 60 989 74 985 60 989
SI 09:00:00 TS -19.30 103.30 74 985 63 985
SI 12:00:00 TS -19.50 103.20 65 980 74 985 65 980
SI 15:00:00 TS -19.80 103.00 84 972 73 978
SI 18:00:00 TS -20.20 102.90 80 975 93 958 80 975
SI 21:00:00 TS -20.60 102.70 96 960 88 965
SI 2025-02-25 00:00:00 TS -21.10 102.50 95 954 99 962 95 954
SI 03:00:00 TS -21.50 102.30 99 962 93 961
SI 06:00:00 TS -22.00 102.20 90 967 99 962 90 967
SI 09:00:00 TS -22.40 102.10 96 964 88 967
SI 12:00:00 TS -22.80 102.20 85 967 93 965 85 967
SI 15:00:00 TS -23.40 102.10 91 967 75 970
SI 18:00:00 TS -23.90 102.10 65 972 89 968 65 972
SI 21:00:00 TS -24.30 102.20 77 977 60 982
SI 2025-02-26 00:00:00 TS -24.70 102.40 55 991 64 986 55 991
SI 03:00:00 TS -25.10 102.50 55 993 53 992
SI 06:00:00 TS -25.60 102.80 50 993 45 999 50 993
SI 09:00:00 TS -26.00 103.20 40 1003 45 997
SI 12:00:00 TS -26.30 103.70 40 1000 35 1006 40 1000
SI 15:00:00 TS -26.50 104.10 35 1006 38 1001
SI 18:00:00 TS -26.60 104.30 35 1002 35 1005 35 1002
SI 21:00:00 TS -26.60 104.30 35 1002
SI 2025-02-27 00:00:00 TS -26.50 103.90 35 1002 35 1002
SI 03:00:00 TS -26.20 103.20 33 1005
SI 06:00:00 TS -25.80 102.50 30 1008 30 1008
SI 09:00:00 TS -25.40 102.10 28 1010
SI 12:00:00 TS -25.00 101.80 25 1012 25 1012

Source Information

Agency Information
USA BOTH_tcvitals.txt:Line=15654
TOKYO
CMA
HKO
KMA
NEWDELHI
REUNION
BOM IDCKMSTM0S.csv:Line=30713:Bianca
NADI
WELLINGTON
DS824
TD9636
TD9635
NEUMANN
MLC

All available IBTrACS Data

SEASON BASIN SUBBASIN ISO_TIME_________ NATURE LAT LON WMO WIND WMO PRES WMO AGENCY DIST2LAND LANDFALL IFLAG USA AGENCY USA ATCF_ID USA LAT USA LON USA WIND USA PRES USA SSHS USA R34 USA POCI USA ROCI USA RMW BOM LAT BOM LON BOM TYPE BOM WIND BOM PRES BOM TNUM BOM CI BOM RMW BOM R34 BOM R50 BOM ROCI BOM POCI BOM POS_METHOD BOM PRES_METHOD BOM GUST BOM GUST_PER STORM SPEED STORM DIR
Year degrees north degrees east kts mb km km degrees north degrees east kts mb 1 nmile mb nmile nmile degrees north degrees east kts mb 1 1 nmile nmile nmile nmile mb kts second kts degrees
2025 SI WA 2025-02-19 00:00:00 DS -12.10 125.30 20 1006 bom 229 223 _______O_______ -5 -12.10 125.30 10 20 1006 150 1008 6 45 45 9 250
2025 SI WA 03:00:00 DS -12.30 124.90 230 229 _______P_______ -5 -12.30 124.90 10 20 1006 150 1008 9 250
2025 SI WA 06:00:00 TS -12.40 124.40 20 1005 bom 233 225 _______O_______ -5 -12.40 124.40 20 20 1005 150 1008 3 6 45 45 10 260
2025 SI WA 09:00:00 TS -12.50 123.90 235 235 _______P_______ -5 -12.50 123.90 20 20 1005 120 1009 11 265
2025 SI WA 12:00:00 TS -12.50 123.30 20 1005 bom 236 236 _______O_______ -5 -12.50 123.30 20 20 1005 1.00 1.00 90 1009 3 6 45 45 11 265
2025 SI WA 15:00:00 TS -12.60 122.70 261 261 _______P_______ -5 -12.60 122.70 20 23 1005 83 1009 11 260
2025 SI WA 18:00:00 TS -12.70 122.20 25 1005 bom 293 293 _______O_______ -5 -12.70 122.20 20 25 1005 1.00 1.00 75 1009 3 6 45 45 10 255
2025 SI WA 21:00:00 TS -12.90 121.80 323 314 _______P_______ -5 -12.90 121.80 20 25 1005 93 1010 10 245
2025 SI WA 2025-02-20 00:00:00 TS -13.10 121.30 25 1005 bom 325 322 _______O_______ -5 -13.10 121.30 20 25 1005 1.50 1.50 110 1010 3 6 45 45 13 240
2025 SI WA 03:00:00 TS -13.50 120.60 358 358 _______P_______ -5 -13.50 120.60 20 23 1005 110 1010 14 240
2025 SI WA 06:00:00 TS -13.80 120.00 20 1005 bom 395 395 _______O_______ -5 -13.80 120.00 20 20 1005 1.50 1.50 110 1010 6 45 45 11 250
2025 SI WA 09:00:00 TS -13.90 119.60 414 414 _______P_______ -5 -13.90 119.60 20 23 1005 140 1010 8 265
2025 SI WA 12:00:00 TS -13.90 119.20 25 1005 bom 427 427 _______O_______ -5 -13.90 119.20 20 25 1005 1.50 1.50 170 1010 6 45 45 8 270
2025 SI WA 15:00:00 TS -13.90 118.70 445 445 _______P_______ -5 -13.90 118.70 20 25 1005 160 1010 10 265
2025 SI WA 18:00:00 TS -14.00 118.20 25 1004 bom 477 477 _______O_______ -5 -14.00 118.20 20 25 1004 1.50 1.50 150 1009 3 6 45 45 10 245
2025 SI WA 21:00:00 TS -14.30 117.80 528 528 _______P_______ -5 -14.30 117.80 20 25 1005 125 1010 11 230
2025 SI WA 2025-02-21 00:00:00 TS -14.70 117.30 25 1006 bom 593 593 _______O_______ -5 -14.70 117.30 20 25 1006 1.50 1.50 99 1010 6 45 45 11 240
2025 SI WA 03:00:00 TS -14.90 116.70 633 626 _______P_______ -5 -14.90 116.70 20 25 1005 95 1009 11 255
2025 SI WA 06:00:00 TS -15.00 116.20 25 1004 bom 628 621 _______O_______ -5 -15.00 116.20 20 25 1004 1.50 1.50 90 1008 3 6 45 45 10 260
2025 SI WA 09:00:00 TS -15.10 115.80 622 622 _______P_______ -5 -15.10 115.80 20 23 1006 100 1009 9 265
2025 SI WA 12:00:00 TS -15.10 115.30 20 1007 bom 632 632 _______O_______ -5 -15.10 115.30 20 20 1007 1.50 1.50 110 1010 6 45 45 11 270
2025 SI WA 15:00:00 TS -15.10 114.60 654 654 _______P_______ -5 -15.10 114.60 20 20 1007 130 1010 14 270
2025 SI WA 18:00:00 TS -15.10 113.90 20 1006 bom 682 682 _______O_______ -5 -15.10 113.90 20 20 1006 1.50 1.50 150 1010 3 6 45 45 14 275
2025 SI WA 21:00:00 TS -15.00 113.20 710 710 _______P_______ -5 -15.00 113.20 20 23 1006 125 1010 13 275
2025 SI WA 2025-02-22 00:00:00 TS -15.00 112.50 25 1005 bom 730 730 _______O_______ -5 -15.00 112.50 20 25 1005 1.50 1.50 99 1010 6 45 45 10 265
2025 SI WA 03:00:00 TS -15.10 112.10 751 750 _______P_______ -5 -15.10 112.10 20 25 1005 129 1010 8 255
2025 SI WA 06:00:00 TS -15.20 111.70 25 1005 bom 761 761 _______O_______ -5 -15.20 111.70 20 25 1005 2.00 2.00 159 1010 3 6 45 45 9 260
2025 SI WA 09:00:00 TS -15.30 111.20 774 774 _______P_______ -5 -15.30 111.20 20 25 1005 149 1010 11 265
2025 SI WA 12:00:00 TS -15.30 110.60 25 1005 bom 781 781 _______O_______ -5 -15.30 110.60 20 25 1005 1.50 2.00 139 1010 6 45 45 10 265
2025 SI WA 15:00:00 TS -15.30 110.10 792 792 _______P_______ -5 -15.30 110.10 20 25 1004 109 1009 10 265
2025 SI WA 18:00:00 TS -15.40 109.60 25 1002 bom 813 813 _______O_______ -5 -15.40 109.60 20 25 1002 2.00 2.00 79 1008 9 45 45 12 255
2025 SI WA 21:00:00 TS -15.70 109.00 860 860 _______P_______ -5 -15.70 109.00 20 28 1001 105 1009 14 245
2025 SI WA 2025-02-23 00:00:00 TS -16.00 108.30 30 1000 bom 891 890 _______O_______ -5 -16.00 108.30 20 30 1000 2.50 2.50 130 1010 3 9 45 45 13 240
2025 SI WA 03:00:00 TS -16.30 107.80 903 903 _______P_______ -5 -16.30 107.80 20 33 999 100 1009 12 235
2025 SI WA 06:00:00 TS -16.60 107.30 35 997 bom 919 912 O______O_______ tcvitals SH202025 -16.70 107.30 39 998 0 1008 131 39 -16.60 107.30 30 35 997 3.00 3.00 19 39, ,50,50 70 1008 9 49 49 12 240
2025 SI WA 09:00:00 TS -16.90 106.70 947 947 P______P_______ SH202025 -16.90 106.70 42 998 0 1008 131 39 -16.90 106.70 30 38 996 19 45, ,55,55 95 1009 13 245
2025 SI WA 12:00:00 TS -17.20 106.00 40 995 bom 989 989 O______O_______ tcvitals SH202025 -17.20 106.00 45 998 0 39,52,61,61 1008 131 39 -17.20 106.10 30 40 995 3.00 3.00 19 50,50,59,59 119 1010 9 55 55 13 245
2025 SI WA 15:00:00 TS -17.50 105.50 1016 1016 P______P_______ SH202025 -17.50 105.40 45 999 0 39,52,61,61 1008 131 39 -17.50 105.70 30 43 994 19 55,55,55,55 119 1010 11 240
2025 SI WA 18:00:00 TS -17.80 105.00 45 993 bom 1045 1042 O______O_______ tcvitals SH202025 -17.80 104.90 45 999 0 39,52,61,61 1008 131 39 -17.70 105.30 30 45 993 3.00 3.00 19 59,59,50,50 119 1010 9 64 64 8 230
2025 SI WA 21:00:00 TS -18.00 104.80 1051 1044 P______P_______ SH202025 -18.10 104.70 50 997 0 39,52,61,61 1009 161 26 -17.90 105.00 30 48 992 18 59,59,50,50 125 1010 7 215
2025 SI WA 2025-02-24 00:00:00 TS -18.30 104.60 50 991 bom 1053 1047 O______O_______ tcvitals SH202025 -18.40 104.60 54 995 0 39,52,61,61 1010 191 12 -18.20 104.60 30 50 991 3.50 3.50 17 59,59,50,50 130 1010 6 69 69 9 225
2025 SI WA 03:00:00 TS -18.70 104.10 1079 1079 P______P_______ SH202025 -18.70 104.10 64 990 1 37,48,59,53 1010 193 11 -18.60 104.10 30 55 990 17 59,59,50,50 155 1011 12 235
2025 SI WA 06:00:00 TS -19.00 103.60 60 989 bom 1114 1114 O______O_______ tcvitals SH202025 -19.00 103.60 74 985 1 35,44,57,44 1010 195 10 -19.00 103.60 30 60 989 4.00 4.00 17 59,59,50,50 179 1012 6 84 84 9 230
2025 SI WA 09:00:00 TS -19.30 103.30 1130 1126 P______P_______ SH202025 -19.20 103.30 74 985 1 50,53,57,40 1010 195 10 -19.30 103.30 30 63 985 17 55,55,50,50 169 1012 7 220
2025 SI WA 12:00:00 TS -19.50 103.20 65 980 bom 1133 1129 O______O_______ tcvitals SH202025 -19.50 103.20 74 985 1 65,61,57,35 1010 195 10 -19.60 103.10 40 65 980 4.00 4.00 17 50,50,50,50 24,30,24,24 159 1012 6 89 89 6 205
2025 SI WA 15:00:00 TS -19.80 103.00 1142 1135 P______P_______ SH202025 -19.80 103.00 84 972 2 65,61,57,35 1011 206 13 -19.80 103.00 40 73 978 14 50,50,50,50 24,30,24,24 159 1012 7 200
2025 SI WA 18:00:00 TS -20.20 102.90 80 975 bom 1139 1136 O______O_______ tcvitals SH202025 -20.20 102.90 93 958 2 65,61,57,35 1011 217 15 -20.10 102.90 40 80 975 5.00 5.00 11 50,50,50,50 24,30,24,24 159 1012 4 6 110 110 9 200
2025 SI WA 21:00:00 TS -20.60 102.70 1148 1145 P______P_______ SH202025 -20.60 102.70 96 960 3 57,57,55,42 1011 196 13 -20.60 102.70 40 88 965 11 55,55,55,50 27,30,27,24 155 1012 10 200
2025 SI WA 2025-02-25 00:00:00 TS -21.10 102.50 95 954 bom 1157 1155 O______O_______ tcvitals SH202025 -21.10 102.50 99 962 3 48,52,52,48 1011 174 10 -21.10 102.50 40 95 954 5.50 5.50 10 59,59,59,50 30,30,30,24 150 1012 4 6 135 135 10 200
2025 SI WA 03:00:00 TS -21.50 102.30 1170 1167 P______P_______ SH202025 -21.60 102.30 99 962 3 61,61,59,53 1011 170 10 -21.50 102.30 40 93 961 10 59,59,59,50 32,32,30,26 135 1012 9 200
2025 SI WA 06:00:00 TS -22.00 102.20 90 967 bom 1174 1171 O______V_______ tcvitals SH202025 -22.00 102.20 99 962 3 74,70,65,57 1011 165 10 -21.90 102.10 40 90 967 5.50 5.50 10 59,59,59,50 35,35,30,27 119 1012 4 6 124 124 9 190
2025 SI WA 09:00:00 TS -22.40 102.10 1173 1154 P______P_______ SH202025 -22.40 102.20 96 964 3 74,70,65,57 1011 165 10 -22.40 102.10 40 88 967 10 59,65,65,50 37,37,30,29 119 1012 9 180
2025 SI WA 12:00:00 TS -22.80 102.20 85 967 bom 1154 1150 O______O_______ tcvitals SH202025 -22.80 102.20 93 965 2 74,70,65,57 1011 165 10 -22.90 102.10 40 85 967 5.00 5.50 10 59,70,70,50 39,39,30,30 119 1012 4 6 119 119 10 185
2025 SI WA 15:00:00 TS -23.40 102.10 1153 1147 P______P_______ SH202025 -23.40 102.10 91 967 2 74,70,65,57 1012 148 11 -23.40 102.10 40 75 970 13 65,70,73,55 45,45,35,35 119 1013 10 185
2025 SI WA 18:00:00 TS -23.90 102.10 65 972 bom 1146 1133 O______O_______ tcvitals SH202025 -23.90 102.00 89 968 2 74,70,65,57 1012 131 12 -23.80 102.20 40 65 972 4.00 4.50 15 70,70,75,59 50,50,39,39 119 1014 3 6 89 89 10 175
2025 SI WA 21:00:00 TS -24.30 102.20 1133 1104 P______P_______ SH202025 -24.30 102.20 77 977 1 74,70,65,57 1012 120 15 -24.20 102.30 40 60 982 17 70,70,75,59 50,50,39,39 115 1014 9 160
2025 SI WA 2025-02-26 00:00:00 TS -24.70 102.40 55 991 bom 1104 1087 O______O_______ tcvitals SH202025 -24.70 102.40 64 986 1 74,70,65,57 1012 109 17 -24.70 102.40 30 55 991 3.50 4.00 19 70,70,75,59 50,50,39,39 110 1014 6 75 75 9 160
2025 SI WA 03:00:00 TS -25.10 102.50 1087 1062 P______P_______ SH202025 -25.10 102.50 55 993 0 74,61,59,59 1013 107 17 -25.20 102.60 30 53 992 19 70,75,75,55 45,45,35, 100 1014 9 160
2025 SI WA 06:00:00 TS -25.60 102.80 50 993 bom 1051 1007 O______O_______ tcvitals SH202025 -25.50 102.70 45 999 0 74,52,52,61 1013 104 17 -25.70 102.90 30 50 993 3.00 3.50 19 70,79,75,50 39,39,30, 90 1014 3 6 69 69 11 145
2025 SI WA 09:00:00 TS -26.00 103.20 1007 955 P______P_______ SH202025 -25.90 103.20 40 1003 0 66,52,52,53 1014 102 17 -26.10 103.30 30 45 997 25 55,79,77,50 90 1014 12 130
2025 SI WA 12:00:00 TS -26.30 103.70 40 1000 bom 955 915 O______O_______ tcvitals SH202025 -26.30 103.70 35 1006 0 57,52,52,44 1014 100 17 -26.40 103.80 30 40 1000 2.50 3.00 30 39,79,79,50 90 1014 6 55 55 10 125
2025 SI WA 15:00:00 TS -26.50 104.10 915 895 P______P_______ SH202025 -26.50 104.00 35 1006 0 48,70,55,44 1014 105 20 -26.60 104.20 30 38 1001 ,59,69, 90 1015 6 115
2025 SI WA 18:00:00 TS -26.60 104.30 35 1002 bom 895 885 O______O_______ tcvitals SH202025 -26.60 104.20 35 1005 0 39,87,57,44 1014 109 22 -26.60 104.40 21 35 1002 2.00 3.00 ,39,59, 90 1016 3 6 49 49 2 115
2025 SI WA 21:00:00 TS -26.60 104.30 895 895 _______P_______ SH202025 -5 -26.60 104.30 21 35 1002 , ,59, 65 1016 4 285
2025 SI WA 2025-02-27 00:00:00 TS -26.50 103.90 35 1002 bom 935 935 _______O_______ -5 -26.50 103.90 20 35 1002 1.50 2.50 , ,59, 39 1016 3 6 49 49 11 295
2025 SI WA 03:00:00 TS -26.20 103.20 1006 1006 _______P_______ -5 -26.20 103.20 20 33 1005 39 1016 14 300
2025 SI WA 06:00:00 TS -25.80 102.50 30 1008 bom 1079 1079 _______O_______ -5 -25.80 102.50 20 30 1008 1.00 2.00 39 1016 3 6 45 45 13 310
2025 SI WA 09:00:00 TS -25.40 102.10 1123 1123 _______P_______ -5 -25.40 102.10 20 28 1010 49 1017 10 320
2025 SI WA 12:00:00 TS -25.00 101.80 25 1012 bom 1158 _______O_______ -5 -25.00 101.80 20 25 1012 0.50 1.50 59 1017 3 6 45 45 9 330