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2025 Tropical Storm NONGFA (2025240N15117)


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

Summary Information

Storm ID 2025240N15117
Start Aug 27 18Z
Landfall Aug 30 09Z
Max Intensity 40 kt (Aug 30 00Z), 993 mb (Aug 30 00Z)
End Aug 31 06Z
ATCF IDs ,WP202025
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 TOKYO WIND TOKYO PRES CMA WIND CMA PRES KMA WIND KMA PRES
degrees north degrees east kts mb kts mb kts mb kts mb kts mb
WP 2025-08-27 18:00:00 TS 14.80 116.80 1002 1002
WP 21:00:00 TS 14.90 116.60 1002
WP 2025-08-28 00:00:00 TS 14.90 116.40 1002 1002 25 1002
WP 03:00:00 TS 15.00 116.20 1002 25 1002
WP 06:00:00 TS 15.10 115.90 1002 29 1001 1002 25 1002
WP 09:00:00 TS 15.20 115.60 29 1001 1002 25 1002
WP 12:00:00 TS 15.30 115.20 1002 29 1001 1002 25 1002
WP 15:00:00 TS 15.40 114.70 29 1001 1001 27 1001
WP 18:00:00 TS 15.70 114.10 1000 29 1001 1000 29 1000
WP 21:00:00 TS 15.90 113.60 29 1001 1000 32 999
WP 2025-08-29 00:00:00 TS 16.10 113.10 1000 29 1001 1000 34 998 29 1000
WP 03:00:00 TS 16.20 112.70 29 1001 999 34 998 29 1000
WP 06:00:00 TS 16.40 112.20 35 998 29 1000 35 998 34 998 29 1000
WP 09:00:00 TS 16.80 111.70 29 1000 35 998 34 998 29 999
WP 12:00:00 TS 17.20 111.10 35 998 29 999 35 998 34 998 29 998
WP 15:00:00 TS 17.30 110.30 29 999 35 998 34 998 32 998
WP 18:00:00 TS 17.30 109.50 35 998 29 999 35 998 34 998 35 998
WP 21:00:00 TS 17.50 108.70 34 996 38 997 36 997 35 998
WP 2025-08-30 00:00:00 TS 17.70 108.00 40 996 39 993 40 996 38 995 35 998
WP 03:00:00 TS 17.90 107.50 39 995 40 996 38 995 35 998
WP 06:00:00 TS 18.00 106.80 40 996 39 997 40 996 38 995 35 998
WP 09:00:00 TS 18.10 105.80 32 999 38 997 34 998 35 998
WP 12:00:00 TS 18.10 104.70 35 998 25 1000 35 998 29 1000 35 998
WP 15:00:00 TS 18.00 103.70 1000 27 1001 32 999
WP 18:00:00 TS 17.80 102.90 1002 1002 25 1002 29 1000
WP 21:00:00 TS 17.50 102.20 22 1003
WP 2025-08-31 00:00:00 DS 17.20 101.40 19 1004
WP 03:00:00 DS 17.30 100.70 19 1004
WP 06:00:00 DS 17.50 100.10 19 1004

Source Information

Agency Information
USA BOTH_tcvitals.txt:Line=17559
TOKYO bst_all.txt:Line=72585:NONGFA:2514
CMA CH2025BST.txt:Storm=18:NONGFA
HKO
KMA kma:2514.txt:NONGFA:2514
NEWDELHI
REUNION
BOM
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 TOKYO LAT TOKYO LON TOKYO GRADE TOKYO WIND TOKYO PRES TOKYO R50_DIR TOKYO R30_DIR TOKYO R30_LONG TOKYO R30_SHORT TOKYO LAND CMA LAT CMA LON CMA CAT CMA WIND CMA PRES KMA LAT KMA LON KMA CAT KMA WIND KMA PRES KMA R30_DIR KMA R30_LONG KMA R30_SHORT 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 1 kts mb nmile nmile 1 degrees north degrees east 1 kts mb degrees north degrees east kts mb nmile nmile kts degrees
2025 WP MM 2025-08-27 18:00:00 TS 14.80 116.80 1002 tokyo 338 338 _O_____________ -5 14.80 116.80 2 1002 0 0 0 5 290
2025 WP MM 21:00:00 TS 14.90 116.60 354 354 _P_____________ -5 14.90 116.60 2 1002 0 0 4 285
2025 WP MM 2025-08-28 00:00:00 TS 14.90 116.40 1002 tokyo 374 374 _OO____________ -5 15.00 116.40 2 1002 0 0 0 14.70 116.30 1 25 1002 4 295
2025 WP MM 03:00:00 TS 15.00 116.20 391 388 _PP____________ -5 15.20 116.20 2 1002 0 0 14.80 116.10 1 25 1002 5 295
2025 WP MM 06:00:00 TS 15.10 115.90 1002 tokyo 419 419 OOO____________ tcvitals WP202025 14.90 115.90 29 1001 -1 1006 270 75 15.30 116.00 2 1002 0 0 0 15.00 115.90 1 25 1002 6 280
2025 WP MM 09:00:00 TS 15.20 115.60 448 448 PPP____________ WP202025 14.90 115.80 29 1001 -1 1006 270 75 15.40 115.50 2 1002 0 0 15.20 115.50 1 25 1002 7 280
2025 WP MM 12:00:00 TS 15.30 115.20 1002 tokyo 488 488 OOO____________ tcvitals WP202025 15.00 115.50 29 1001 -1 1006 270 75 15.40 115.00 2 1002 0 0 0 15.50 115.00 1 25 1002 9 285
2025 WP MM 15:00:00 TS 15.40 114.70 539 516 PPP____________ WP202025 15.30 114.80 29 1001 -1 1006 278 65 15.50 114.50 2 1001 0 0 15.70 114.60 1 27 1001 12 290
2025 WP MM 18:00:00 TS 15.70 114.10 1000 tokyo 516 462 OOO____________ tcvitals WP202025 15.60 114.10 29 1001 -1 1006 285 55 15.60 114.00 2 1000 0 0 0 15.90 114.10 1 29 1000 12 295
2025 WP MM 21:00:00 TS 15.90 113.60 462 408 PPP____________ WP202025 15.90 113.60 29 1001 -1 1006 280 48 15.70 113.50 2 1000 0 0 16.10 113.50 1 32 999 10 295
2025 WP MM 2025-08-29 00:00:00 TS 16.10 113.10 1000 tokyo 408 371 OOO_O__________ tcvitals WP202025 16.10 113.20 29 1001 -1 1006 275 40 15.90 113.10 2 1000 0 0 0 16.20 113.00 2 34 998 16.30 113.00 TD 29 1000 9 290
2025 WP MM 03:00:00 TS 16.20 112.70 371 320 PPP_P__________ WP202025 16.20 112.70 29 1001 -1 1006 275 40 16.10 112.70 2 999 0 0 16.30 112.60 2 34 998 16.30 112.70 TD 29 1000 9 290
2025 WP MM 06:00:00 TS 16.40 112.20 35 998 tokyo 320 253 OOO_O__________ tcvitals WP202025 16.40 112.20 29 1000 -1 1006 275 40 16.40 112.20 3 35 998 0 9 90 90 0 16.50 112.20 2 34 998 16.40 112.30 TD 29 1000 11 300
2025 WP MM 09:00:00 TS 16.80 111.70 253 186 PPP_P__________ WP202025 16.80 111.80 29 1000 -1 1006 258 40 16.80 111.50 3 35 998 0 9 90 90 16.90 111.80 2 34 998 16.60 111.80 TD 29 999 13 305
2025 WP MM 12:00:00 TS 17.20 111.10 35 998 tokyo 177 125 OOO_O__________ tcvitals WP202025 17.20 111.20 29 999 -1 1006 240 40 17.20 110.80 3 35 998 0 9 90 90 0 17.30 111.20 2 34 998 16.90 111.10 TD 29 998 14 290
2025 WP MM 15:00:00 TS 17.30 110.30 119 100 PPP_P__________ WP202025 17.30 110.30 29 999 -1 1006 240 40 17.20 110.30 3 35 998 0 9 90 90 17.50 110.40 2 34 998 17.00 110.40 TD 32 998 16 275
2025 WP MM 18:00:00 TS 17.30 109.50 35 998 tokyo 100 91 OOO_O__________ tcvitals WP202025 17.30 109.30 29 999 -1 1006 240 40 17.20 109.70 3 35 998 0 9 90 90 0 17.60 109.50 2 34 998 17.20 109.60 TS 35 998 270.00 103 49 15 280
2025 WP MM 21:00:00 TS 17.50 108.70 105 105 PPP_P__________ WP202025 17.40 108.70 34 996 0 1006 240 40 17.50 108.90 3 38 997 0 9 105 105 17.70 108.70 2 36 997 17.40 108.70 TS 35 998 270.00 95 41 14 285
2025 WP MM 2025-08-30 00:00:00 TS 17.70 108.00 40 996 tokyo 116 89 OOO_O__________ tcvitals WP202025 17.50 108.20 39 993 0 60,60,50,50 1006 240 40 17.80 108.00 3 40 996 0 9 120 120 0 17.80 107.90 2 38 995 17.70 107.90 TS 35 998 270.00 86 32 13 290
2025 WP MM 03:00:00 TS 17.90 107.50 99 33 PPP_P__________ WP202025 17.70 107.50 39 995 0 1005 200 35 18.10 107.50 3 40 996 0 9 120 120 17.80 107.30 2 38 995 17.90 107.50 TS 35 998 270.00 84 30 12 290
2025 WP MM 06:00:00 TS 18.00 106.80 40 996 tokyo 33 0 OOO_O__________ tcvitals WP202025 17.90 106.60 39 997 0 1004 160 30 18.30 106.90 3 40 996 0 9 120 120 0 17.90 106.80 2 38 995 18.10 107.00 TS 35 998 270.00 81 27 16 280
2025 WP MM 09:00:00 TS 18.10 105.80 0 0 PPP_P__________ WP202025 18.00 105.50 32 999 -1 1004 140 35 18.30 105.60 3 38 997 0 9 135 90 18.00 106.20 2 34 998 18.30 105.80 TS 35 998 270.00 81 27 20 275
2025 WP MM 12:00:00 TS 18.10 104.70 35 998 tokyo 0 0 OOO_O__________ tcvitals WP202025 18.00 104.40 25 1000 -1 1004 120 40 18.10 104.10 3 35 998 0 2 150 60 0 18.10 105.40 1 29 1000 18.30 104.40 TS 35 998 270.00 81 27 19 265
2025 WP MM 15:00:00 TS 18.00 103.70 0 0 _PP_P__________ WP202025 -5 17.90 103.00 3 1000 0 2 18.00 104.30 1 27 1001 18.10 103.40 TS 32 999 270.00 17 260
2025 WP MM 18:00:00 TS 17.80 102.90 1002 tokyo 0 0 _OO_O__________ -5 17.80 102.20 2 1002 0 0 0 17.80 103.10 1 25 1002 17.70 102.60 TD 29 1000 16 250
2025 WP MM 21:00:00 TS 17.50 102.20 0 0 __P____________ -5 0 0 17.50 102.20 1 22 1003 15 245
2025 WP MM 2025-08-31 00:00:00 DS 17.20 101.40 0 0 __O____________ -5 17.20 101.40 0 19 1004 14 260
2025 WP MM 03:00:00 DS 17.30 100.70 0 0 __P____________ -5 17.30 100.70 0 19 1004 13 285
2025 WP MM 06:00:00 DS 17.50 100.10 0 __O____________ -5 17.50 100.10 0 19 1004 13 290