1981 Tropical Storm IRWIN (1981240N17257)

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

Summary Information

Storm ID	1981240N17257
Start	Aug 27 18Z
Landfall	Aug 30 09Z
Max Intensity	45 kt (Aug 28 18Z)
End	Aug 31 06Z
ATCF IDs	EP091981
Track status	Best track data.

Storm track plot

Intensity plots

Radial wind information

No radial wind information for this storm

Position and Intensity Table

BASIN	ISO_TIME_________	NATURE	LAT	LON	WMO WIND	USA WIND	TD9636 WIND
	days since 1858-11-17 00:00:00			degrees north	degrees east		degrees north
EP	1981-08-27 18:00:00	TS	16.50	-103.50	30	30	30
EP	21:00:00	TS	16.90	-103.70		30	30
EP	1981-08-28 00:00:00	TS	17.20	-103.90	30	30	30
EP	03:00:00	TS	17.50	-104.10		30	30
EP	06:00:00	TS	17.70	-104.40	30	30	30
EP	09:00:00	TS	18.10	-104.60		30	30
EP	12:00:00	TS	18.40	-104.90	30	30	30
EP	15:00:00	TS	18.70	-105.20		38	34
EP	18:00:00	TS	19.10	-105.50	45	45	38
EP	21:00:00	TS	19.40	-105.80		45	41
EP	1981-08-29 00:00:00	TS	19.80	-106.10	45	45	45
EP	03:00:00	TS	20.20	-106.40		40	43
EP	06:00:00	TS	20.50	-106.70	35	35	40
EP	09:00:00	TS	20.90	-106.90		35	38
EP	12:00:00	TS	21.30	-107.20	35	35	35
EP	15:00:00	TS	21.70	-107.40		35	34
EP	18:00:00	TS	22.00	-107.70	35	35	33
EP	21:00:00	TS	22.20	-108.10		33	31
EP	1981-08-30 00:00:00	TS	22.50	-108.50	30	30	30
EP	03:00:00	TS	22.80	-108.80		30	30
EP	06:00:00	TS	23.10	-109.20	30	30	30
EP	09:00:00	TS	23.30	-109.70		30	30
EP	12:00:00	TS	23.50	-110.10	30	30	30
EP	15:00:00	TS	23.70	-110.10		30	30
EP	18:00:00	TS	23.90	-110.30	30	30	30
EP	21:00:00	TS	24.00	-111.10		30	30
EP	1981-08-31 00:00:00	TS	24.00	-112.00	30	30	30
EP	03:00:00	TS	24.10	-112.60		25	25
EP	06:00:00	TS	24.20	-113.00	20	20	20

Source Information

Agency	Information
USA	hurdat2-nepac-1949-2023-042624.txt:Line=8474:IRWIN
TOKYO
CMA
HKO
NEWDELHI
REUNION
BOM
NADI
WELLINGTON
DS824
TD9636	cons_worldwide_trop_cyclone_18710101-19891231-002:Line=4400
TD9635
NEUMANN
MLC

All available IBTrACS Data

SEASON	BASIN	SUBBASIN	ISO_TIME_________	NATURE	LAT	LON	WMO WIND	WMO AGENCY	DIST2LAND	LANDFALL	IFLAG	USA AGENCY	USA ATCF_ID	USA LAT	USA LON	USA STATUS	USA WIND	USA SSHS	TD9636 LAT	TD9636 LON	TD9636 STAGE	TD9636 WIND	STORM SPEED	STORM DIR
Year			days since 1858-11-17 00:00:00			degrees north	degrees east	mb		km	km				degrees north			mb	1	kts	mb	degrees north	degrees north	degrees east
1981	EP	MM	1981-08-27 18:00:00	TS	16.50	-103.50	30	hurdat_epa	190	154	O__________O___	hurdat_epa	EP091981	16.50	-103.50	TD	30	-1	16.50	-103.50	1	30	8	335
1981	EP	MM	21:00:00	TS	16.90	-103.70			154	130	P__________P___		EP091981	16.90	-103.70	TD	30	-1	16.90	-103.70	1	30	8	330
1981	EP	MM	1981-08-28 00:00:00	TS	17.20	-103.90	30	hurdat_epa	130	109	O__________O___	hurdat_epa	EP091981	17.20	-103.90	TD	30	-1	17.20	-103.90	1	30	7	325
1981	EP	MM	03:00:00	TS	17.50	-104.10			109	107	P__________P___		EP091981	17.40	-104.10	TD	30	-1	17.50	-104.10	1	30	7	320
1981	EP	MM	06:00:00	TS	17.70	-104.40	30	hurdat_epa	116	110	O__________P___	hurdat_epa	EP091981	17.70	-104.40	TD	30	-1	17.80	-104.40	1	30	8	320
1981	EP	MM	09:00:00	TS	18.10	-104.60			105	90	P__________P___		EP091981	18.00	-104.60	TD	30	-1	18.10	-104.60	1	30	8	325
1981	EP	MM	12:00:00	TS	18.40	-104.90	30	hurdat_epa	90	64	O__________O___	hurdat_epa	EP091981	18.40	-104.90	TD	30	-1	18.40	-104.90	1	30	9	325
1981	EP	MM	15:00:00	TS	18.70	-105.20			69	61	P__________P___		EP091981	18.70	-105.20	TD	38	0	18.70	-105.20	1	34	9	320
1981	EP	MM	18:00:00	TS	19.10	-105.50	45	hurdat_epa	62	53	O__________P___	hurdat_epa	EP091981	19.10	-105.50	TS	45	0	19.10	-105.50	1	38	9	320
1981	EP	MM	21:00:00	TS	19.40	-105.80			62	56	P__________P___		EP091981	19.40	-105.80	TS	45	0	19.40	-105.80	1	41	9	320
1981	EP	MM	1981-08-29 00:00:00	TS	19.80	-106.10	45	hurdat_epa	66	66	O__________O___	hurdat_epa	EP091981	19.80	-106.10	TS	45	0	19.80	-106.10	2	45	9	320
1981	EP	MM	03:00:00	TS	20.20	-106.40			76	76	P__________P___		EP091981	20.10	-106.40	TS	40	0	20.20	-106.40	2	43	9	320
1981	EP	MM	06:00:00	TS	20.50	-106.70	35	hurdat_epa	104	104	O__________P___	hurdat_epa	EP091981	20.50	-106.70	TS	35	0	20.60	-106.60	2	40	9	325
1981	EP	MM	09:00:00	TS	20.90	-106.90			136	136	P__________P___		EP091981	20.90	-107.00	TS	35	0	20.90	-106.90	2	38	9	330
1981	EP	MM	12:00:00	TS	21.30	-107.20	35	hurdat_epa	182	178	O__________O___	hurdat_epa	EP091981	21.30	-107.20	TS	35	0	21.30	-107.20	2	35	9	330
1981	EP	MM	15:00:00	TS	21.70	-107.40			187	187	P__________P___		EP091981	21.70	-107.40	TS	35	0	21.60	-107.50	2	34	8	325
1981	EP	MM	18:00:00	TS	22.00	-107.70	35	hurdat_epa	189	181	O__________P___	hurdat_epa	EP091981	22.00	-107.70	TS	35	0	21.90	-107.80	2	33	8	315
1981	EP	MM	21:00:00	TS	22.20	-108.10			181	128	P__________P___		EP091981	22.30	-108.10	TS	33	-1	22.20	-108.10	2	31	9	305
1981	EP	MM	1981-08-30 00:00:00	TS	22.50	-108.50	30	hurdat_epa	128	84	O__________O___	hurdat_epa	EP091981	22.50	-108.50	TD	30	-1	22.50	-108.50	1	30	9	310
1981	EP	MM	03:00:00	TS	22.80	-108.80			84	32	P__________P___		EP091981	22.80	-108.80	TD	30	-1	22.80	-108.90	1	30	9	310
1981	EP	MM	06:00:00	TS	23.10	-109.20	30	hurdat_epa	32	0	O__________P___	hurdat_epa	EP091981	23.10	-109.20	TD	30	-1	23.10	-109.30	1	30	9	305
1981	EP	MM	09:00:00	TS	23.30	-109.70			0	0	P__________P___		EP091981	23.30	-109.70	TD	30	-1	23.30	-109.70	1	30	9	295
1981	EP	MM	12:00:00	TS	23.50	-110.10	30	hurdat_epa	0	0	O__________O___	hurdat_epa	EP091981	23.50	-110.10	TD	30	-1	23.50	-110.10	1	30	6	315
1981	EP	MM	15:00:00	TS	23.70	-110.10			0	0	P__________P___		EP091981	23.70	-110.00	TD	30	-1	23.70	-110.50	1	30	4	340
1981	EP	MM	18:00:00	TS	23.90	-110.30	30	hurdat_epa	0	0	O__________P___	hurdat_epa	EP091981	23.90	-110.00	TD	30	-1	23.80	-111.00	1	30	9	285
1981	EP	MM	21:00:00	TS	24.00	-111.10			11	11	P__________P___		EP091981	24.00	-110.90	TD	30	-1	23.90	-111.50	1	30	16	275
1981	EP	MM	1981-08-31 00:00:00	TS	24.00	-112.00	30	hurdat_epa	59	59	O__________O___	hurdat_epa	EP091981	24.00	-112.00	TD	30	-1	24.00	-112.00	1	30	14	275
1981	EP	MM	03:00:00	TS	24.10	-112.60			83	83	P__________P___		EP091981	24.10	-112.70	TD	25	-1	24.10	-112.50	1	25	9	280
1981	EP	MM	06:00:00	TS	24.20	-113.00	20	hurdat_epa	105		O__________O___	hurdat_epa	EP091981	24.20	-113.00	TD	20	-1	24.20	-113.00	1	20	7	290