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2025 Tropical Cyclone DIANNE (2025086S14121)


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

Summary Information

Storm ID 2025086S14121
Start Mar 26 18Z
Landfall Mar 28 18Z
Max Intensity 50 kt (Mar 28 18Z), 984 mb (Mar 28 18Z)
End Mar 30 06Z
ATCF IDs ,SH282025
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 2025-03-26 18:00:00 TS -14.30 121.00 25 999 25 999
SI 21:00:00 TS -14.00 121.10 28 999
SI 2025-03-27 00:00:00 TS -13.80 121.30 30 998 30 998
SI 03:00:00 TS -13.70 121.60 30 998
SI 06:00:00 TS -13.70 121.90 30 997 30 997
SI 09:00:00 TS -13.70 122.20 30 997
SI 12:00:00 TS -13.80 122.50 30 997 30 997
SI 15:00:00 TS -13.80 122.70 33 996
SI 18:00:00 TS -13.90 122.90 35 994 35 994
SI 21:00:00 TS -14.10 123.20 35 993
SI 2025-03-28 00:00:00 TS -14.20 123.50 35 992 35 995 35 992
SI 03:00:00 TS -14.50 123.60 37 993 38 991
SI 06:00:00 TS -14.80 123.70 40 989 39 991 40 989
SI 09:00:00 TS -15.20 123.70 39 992 43 988
SI 12:00:00 TS -15.60 123.80 45 986 39 992 45 986
SI 15:00:00 TS -15.90 123.80 42 992 48 985
SI 18:00:00 TS -16.30 123.80 50 984 45 991 50 984
SI 21:00:00 TS -16.70 123.90 45 993 43 988
SI 2025-03-29 00:00:00 TS -17.10 124.00 35 992 45 994 35 992
SI 03:00:00 TS -17.70 124.00 33 995
SI 06:00:00 TS -18.30 124.10 30 997 30 997
SI 09:00:00 TS -18.70 124.20 28 998
SI 12:00:00 TS -19.10 124.20 25 999 25 999
SI 15:00:00 TS -19.40 124.30 25 1000
SI 18:00:00 TS -19.70 124.30 25 1000 25 1000
SI 21:00:00 TS -20.00 124.30 25 1000
SI 2025-03-30 00:00:00 TS -20.20 124.30 25 1000 25 1000
SI 03:00:00 TS -20.20 124.30 25 999
SI 06:00:00 TS -20.20 124.30 25 997 25 997

Source Information

Agency Information
USA BOTH_tcvitals.txt:Line=18197
TOKYO
CMA
HKO
KMA
NEWDELHI
REUNION
BOM IDCKMSTM0S.csv:Line=30878:Dianne
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 2025-03-26 18:00:00 TS -14.30 121.00 25 999 bom 319 319 _______O_______ -5 -14.30 121.00 20 25 999 1.00 1.00 119 1005 3 6 45 45 6 25
2025 SI WA 21:00:00 TS -14.00 121.10 340 334 _______P_______ -5 -14.00 121.10 20 28 999 119 1005 6 30
2025 SI WA 2025-03-27 00:00:00 TS -13.80 121.30 30 998 bom 347 342 _______O_______ -5 -13.80 121.30 20 30 998 1.00 1.00 119 1005 3 6 45 45 5 55
2025 SI WA 03:00:00 TS -13.70 121.60 343 331 _______P_______ -5 -13.70 121.60 20 30 998 119 1005 6 80
2025 SI WA 06:00:00 TS -13.70 121.90 30 997 bom 331 318 _______O_______ -5 -13.70 121.90 20 30 997 1.50 1.50 119 1004 3 5 45 45 6 95
2025 SI WA 09:00:00 TS -13.70 122.20 318 287 _______P_______ -5 -13.70 122.20 20 30 997 119 1004 6 100
2025 SI WA 12:00:00 TS -13.80 122.50 30 997 bom 287 272 _______O_______ -5 -13.80 122.50 20 30 997 2.00 2.00 119 1004 3 6 45 45 5 100
2025 SI WA 15:00:00 TS -13.80 122.70 272 249 _______P_______ -5 -13.80 122.70 20 33 996 119 1004 4 105
2025 SI WA 18:00:00 TS -13.90 122.90 35 994 bom 249 211 _______O_______ -5 -13.90 122.90 20 35 994 2.00 2.00 59 119 1004 6 49 49 6 115
2025 SI WA 21:00:00 TS -14.10 123.20 211 179 _______P_______ -5 -14.10 123.20 20 35 993 59 109 1003 7 120
2025 SI WA 2025-03-28 00:00:00 TS -14.20 123.50 35 992 bom 179 150 O______O_______ tcvitals SH282025 -14.10 123.60 35 995 0 65,52,70,61 1003 104 30 -14.30 123.50 21 35 992 2.50 2.50 50, , ,59 99 1002 6 49 49 6 135
2025 SI WA 03:00:00 TS -14.50 123.60 150 116 P______P_______ SH282025 -14.40 123.60 37 993 0 65,52,70,61 1002 107 26 -14.60 123.60 21 38 991 50, , ,59 99 1002 6 165
2025 SI WA 06:00:00 TS -14.80 123.70 40 989 bom 116 87 O______O_______ tcvitals SH282025 -14.80 123.70 39 991 0 65,52,70,61 1000 109 22 -14.90 123.70 30 40 989 2.50 2.50 15 50, ,39,59 99 1002 6 55 55 7 175
2025 SI WA 09:00:00 TS -15.20 123.70 87 65 P______P_______ SH282025 -15.20 123.80 39 992 0 61,44,61,61 1002 105 22 -15.20 123.70 30 43 988 13 45, ,39,55 99 1002 7 175
2025 SI WA 12:00:00 TS -15.60 123.80 45 986 bom 64 33 O______O_______ tcvitals SH282025 -15.60 123.80 39 992 0 57,35,52,61 1003 100 22 -15.50 123.70 30 45 986 3.00 3.00 11 39,39,39,50 99 1002 6 64 64 7 175
2025 SI WA 15:00:00 TS -15.90 123.80 33 0 P______P_______ SH282025 -15.90 123.80 42 992 0 53,35,48,50 1003 100 22 -15.90 123.80 30 48 985 11 39,27,29,45 89 1002 7 175
2025 SI WA 18:00:00 TS -16.30 123.80 50 984 bom 0 0 O______O_______ tcvitals SH282025 -16.20 123.80 45 991 0 48,35,44,39 1002 100 22 -16.40 123.90 30 50 984 3.00 3.00 10 39,15,19,39 19 79 1002 6 6 69 69 8 170
2025 SI WA 21:00:00 TS -16.70 123.90 0 0 P______P_______ SH282025 -16.60 123.90 45 993 0 48,35,44,39 1003 94 22 -16.70 123.90 30 43 988 , ,19,37 79 1002 8 170
2025 SI WA 2025-03-29 00:00:00 TS -17.10 124.00 35 992 bom 0 0 O______O_______ tcvitals SH282025 -17.00 124.10 45 994 0 48,35,44,39 1003 87 22 -17.10 123.90 21 35 992 , ,19,35 79 1002 6 6 49 49 11 175
2025 SI WA 03:00:00 TS -17.70 124.00 0 0 _______P_______ SH282025 -5 -17.70 124.00 21 33 995 79 1002 12 175
2025 SI WA 06:00:00 TS -18.30 124.10 30 997 bom 0 0 _______O_______ -5 -18.30 124.10 20 30 997 79 1002 6 6 45 45 11 170
2025 SI WA 09:00:00 TS -18.70 124.20 0 0 _______P_______ -5 -18.70 124.20 20 28 998 75 1002 8 175
2025 SI WA 12:00:00 TS -19.10 124.20 25 999 bom 0 0 _______O_______ -5 -19.10 124.20 20 25 999 70 1002 6 6 45 45 7 170
2025 SI WA 15:00:00 TS -19.40 124.30 0 0 _______P_______ -5 -19.40 124.30 20 25 1000 65 1003 6 170
2025 SI WA 18:00:00 TS -19.70 124.30 25 1000 bom 0 0 _______O_______ -5 -19.70 124.30 20 25 1000 59 1004 3 6 45 45 6 175
2025 SI WA 21:00:00 TS -20.00 124.30 0 0 _______P_______ -5 -20.00 124.30 20 25 1000 59 1004 5 180
2025 SI WA 2025-03-30 00:00:00 TS -20.20 124.30 25 1000 bom 0 0 _______O_______ -5 -20.20 124.30 20 25 1000 59 1004 3 6 45 45 3 185
2025 SI WA 03:00:00 TS -20.20 124.30 0 0 _______P_______ -5 -20.20 124.30 20 25 999 59 1004 0 0
2025 SI WA 06:00:00 TS -20.20 124.30 25 997 bom 0 _______O_______ -5 -20.20 124.30 20 25 997 59 1004 3 6 45 45 1 0