2020 Subtropical storm ALPHA (2020259N47338)

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

Summary Information

Storm ID	2020259N47338
Start	Sep 14 12Z
Landfall	Sep 18 18Z
Max Intensity	60 kt (Sep 15 00Z), 992 mb (Sep 15 00Z)
End	Sep 19 00Z
ATCF IDs	AL242020
Track status	Best track data.

Storm track plot

Intensity plots

Radial wind information

Position and Intensity Table

BASIN	ISO_TIME_________	NATURE	LAT	LON	WMO WIND	WMO PRES	USA WIND	USA PRES
	days since 1858-11-17 00:00:00			degrees north	degrees east	kts		kts
NA	2020-09-14 12:00:00	ET	47.20	-22.00	40	1002	40	1002
NA	15:00:00	ET	47.20	-22.10			45	999
NA	18:00:00	ET	47.20	-22.20	50	996	50	996
NA	21:00:00	ET	47.20	-22.30			55	994
NA	2020-09-15 00:00:00	ET	47.00	-22.40	60	992	60	992
NA	03:00:00	ET	46.60	-22.50			60	993
NA	06:00:00	ET	46.00	-22.50	60	994	60	994
NA	09:00:00	ET	45.50	-22.40			55	995
NA	12:00:00	ET	45.00	-22.10	50	996	50	996
NA	15:00:00	ET	44.40	-21.80			48	997
NA	18:00:00	ET	43.90	-21.40	45	998	45	998
NA	21:00:00	ET	43.40	-21.00			43	999
NA	2020-09-16 00:00:00	ET	42.90	-20.50	40	1000	40	1000
NA	03:00:00	ET	42.40	-20.10			40	1000
NA	06:00:00	ET	41.90	-19.80	40	1000	40	1000
NA	09:00:00	ET	41.40	-19.60			40	1000
NA	12:00:00	ET	40.90	-19.50	40	1000	40	1000
NA	15:00:00	ET	40.40	-19.40			40	1000
NA	18:00:00	ET	39.90	-19.30	40	1000	40	1000
NA	21:00:00	ET	39.40	-19.10			38	1001
NA	2020-09-17 00:00:00	ET	38.90	-18.90	35	1002	35	1002
NA	03:00:00	ET	38.60	-18.50			35	1002
NA	06:00:00	SS	38.30	-18.10	35	1002	35	1002
NA	09:00:00	SS	38.00	-17.80			35	1002
NA	12:00:00	SS	37.70	-17.30	35	1002	35	1002
NA	15:00:00	SS	37.20	-16.60			38	1001
NA	18:00:00	SS	36.70	-15.60	40	999	40	999
NA	21:00:00	SS	36.50	-14.30			43	998
NA	2020-09-18 00:00:00	SS	36.70	-13.10	45	996	45	996
NA	03:00:00	SS	37.20	-12.10			45	996
NA	06:00:00	SS	37.90	-11.40	45	996	45	996
NA	09:00:00	SS	38.40	-10.80			45	996
NA	12:00:00	SS	38.90	-10.30	45	996	45	996
NA	15:00:00	SS	39.40	-9.80			45	996
NA	18:00:00	SS	39.90	-9.10	45	996	45	996
NA	18:40:00	SS	40.00	-8.90	45	996	45	996
NA	21:00:00	SS	40.30	-8.30			38	999
NA	2020-09-19 00:00:00	SS	40.60	-7.60	30	1004	30	1004

Source Information

Agency	Information
USA	bal242020.dat
TOKYO
CMA
HKO
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 RECORD	USA STATUS	USA WIND	USA PRES	USA SSHS	USA R34	USA R50	USA POCI	USA ROCI	USA RMW	USA GUST	STORM SPEED	STORM DIR
Year			days since 1858-11-17 00:00:00			degrees north	degrees east	kts	mb		km	km				degrees north	degrees east			kts	mb	1	nmile	nmile	mb	nmile	mb	degrees north	degrees east
2020	NA	NA	2020-09-14 12:00:00	ET	47.20	-22.00	40	1002	hurdat_atl	975	975	O______________	hurdat_atl	AL242020	47.20	-22.00		EX	40	1002	-4	0,0,120,240		1008	240	90		1	270
2020	NA	NA	15:00:00	ET	47.20	-22.10				982	982	P______________		AL242020	47.20	-22.10		EX	45	999	-4	90,30,135,255		1008	240	90		1	270
2020	NA	NA	18:00:00	ET	47.20	-22.20	50	996	hurdat_atl	988	988	O______________	hurdat_atl	AL242020	47.20	-22.20		EX	50	996	-4	180,60,150,270	0,0,60,140	1008	240	90		1	260
2020	NA	NA	21:00:00	ET	47.20	-22.30				994	994	P______________		AL242020	47.20	-22.30		EX	55	994	-4	210,60,165,270	0,0,75,140	1008	240	90		2	215
2020	NA	NA	2020-09-15 00:00:00	ET	47.00	-22.40	60	992	hurdat_atl	1013	1013	O______________	hurdat_atl	AL242020	47.00	-22.40		EX	60	992	-4	240,60,180,270	0,0,90,140	1008	240	90		6	190
2020	NA	NA	03:00:00	ET	46.60	-22.50				1046	1046	P______________		AL242020	46.60	-22.50		EX	60	993	-4	195,70,210,270	0,0,105,140	1008	240	90		10	185
2020	NA	NA	06:00:00	ET	46.00	-22.50	60	994	hurdat_atl	1088	1074	O______________	hurdat_atl	AL242020	46.00	-22.50		EX	60	994	-4	150,80,240,270	0,0,120,140	1008	240	90		11	175
2020	NA	NA	09:00:00	ET	45.50	-22.40				1074	1042	P______________		AL242020	45.50	-22.40		EX	55	995	-4	120,80,255,255	0,0,130,130	1008	225	95		10	165
2020	NA	NA	12:00:00	ET	45.00	-22.10	50	996	hurdat_atl	1042	1013	O______________	hurdat_atl	AL242020	45.00	-22.10		EX	50	996	-4	90,80,270,240	0,0,140,120	1008	210	100		11	160
2020	NA	NA	15:00:00	ET	44.40	-21.80				1012	977	P______________		AL242020	44.40	-21.80		EX	48	997	-4	75,70,255,225		1008	210	100		12	155
2020	NA	NA	18:00:00	ET	43.90	-21.40	45	998	hurdat_atl	977	945	O______________	hurdat_atl	AL242020	43.90	-21.40		EX	45	998	-4	60,60,240,210		1008	210	100		12	150
2020	NA	NA	21:00:00	ET	43.40	-21.00				945	906	P______________		AL242020	43.40	-21.00		EX	43	999	-4	30,30,225,195		1011	225	100		12	145
2020	NA	NA	2020-09-16 00:00:00	ET	42.90	-20.50	40	1000	hurdat_atl	907	879	O______________	hurdat_atl	AL242020	42.90	-20.50		EX	40	1000	-4	0,0,210,180		1013	240	100		12	150
2020	NA	NA	03:00:00	ET	42.40	-20.10				881	863	P______________		AL242020	42.40	-20.10		EX	40	1000	-4	0,0,195,165		1013	240	100		11	155
2020	NA	NA	06:00:00	ET	41.90	-19.80	40	1000	hurdat_atl	865	859	O______________	hurdat_atl	AL242020	41.90	-19.80		EX	40	1000	-4	0,0,180,150		1013	240	100		11	160
2020	NA	NA	09:00:00	ET	41.40	-19.60				861	861	P______________		AL242020	41.40	-19.60		EX	40	1000	-4	0,0,180,150		1013	240	100		10	165
2020	NA	NA	12:00:00	ET	40.90	-19.50	40	1000	hurdat_atl	869	863	O______________	hurdat_atl	AL242020	40.90	-19.50		EX	40	1000	-4	0,0,180,150		1013	240	100		10	170
2020	NA	NA	15:00:00	ET	40.40	-19.40				863	848	P______________		AL242020	40.40	-19.40		EX	40	1000	-4	0,0,150,135		1013	240	100		10	170
2020	NA	NA	18:00:00	ET	39.90	-19.30	40	1000	hurdat_atl	848	836	O______________	hurdat_atl	AL242020	39.90	-19.30		EX	40	1000	-4	0,0,120,120		1013	240	100		11	170
2020	NA	NA	21:00:00	ET	39.40	-19.10				828	811	P______________		AL242020	39.40	-19.10		EX	38	1001	-4	0,0,120,120		1013	240	100		10	165
2020	NA	NA	2020-09-17 00:00:00	ET	38.90	-18.90	35	1002	hurdat_atl	811	786	O______________	hurdat_atl	AL242020	38.90	-18.90		EX	35	1002	-4	0,0,120,120		1013	240	100		9	150
2020	NA	NA	03:00:00	ET	38.60	-18.50				778	747	P______________		AL242020	38.60	-18.50		EX	35	1002	-4	0,0,105,105		1013	240	85		9	135
2020	NA	NA	06:00:00	SS	38.30	-18.10	35	1002	hurdat_atl	747	724	O______________	hurdat_atl	AL242020	38.30	-18.10		SS	35	1002	-2	0,0,90,90		1012	240	70		8	130
2020	NA	NA	09:00:00	SS	38.00	-17.80				726	689	P______________		AL242020	38.00	-17.80		SS	35	1002	-2	0,0,90,90		1012	240	70		9	135
2020	NA	NA	12:00:00	SS	37.70	-17.30	35	1002	hurdat_atl	689	645	O______________	hurdat_atl	AL242020	37.70	-17.30		SS	35	1002	-2	0,0,90,90		1012	240	70		13	135
2020	NA	NA	15:00:00	SS	37.20	-16.60				645	591	P______________		AL242020	37.20	-16.60		SS	38	1001	-2	0,20,75,75		1012	240	70		17	125
2020	NA	NA	18:00:00	SS	36.70	-15.60	40	999	hurdat_atl	583	483	O______________	hurdat_atl	AL242020	36.70	-15.60		SS	40	999	-2	0,40,60,60		1012	240	70		19	110
2020	NA	NA	21:00:00	SS	36.50	-14.30				474	374	P______________		AL242020	36.50	-14.30		SS	43	998	-2	0,40,50,30		1012	240	70		20	90
2020	NA	NA	2020-09-18 00:00:00	SS	36.70	-13.10	45	996	hurdat_atl	365	283	O______________	hurdat_atl	AL242020	36.70	-13.10		SS	45	996	-2	0,40,40,0		1012	240	70		19	70
2020	NA	NA	03:00:00	SS	37.20	-12.10				275	193	P______________		AL242020	37.20	-12.10		SS	45	996	-2	15,35,35,0		1012	240	70		18	50
2020	NA	NA	06:00:00	SS	37.90	-11.40	45	996	hurdat_atl	193	121	O______________	hurdat_atl	AL242020	37.90	-11.40		SS	45	996	-2	30,30,30,0		1012	240	70		16	40
2020	NA	NA	09:00:00	SS	38.40	-10.80				121	69	P______________		AL242020	38.40	-10.80		SS	45	996	-2	30,30,30,0		1010	225	45		13	40
2020	NA	NA	12:00:00	SS	38.90	-10.30	45	996	hurdat_atl	69	44	O______________	hurdat_atl	AL242020	38.90	-10.30		SS	45	996	-2	30,30,30,0		1008	210	20	50	13	40
2020	NA	NA	15:00:00	SS	39.40	-9.80				44	14	P______________		AL242020	39.40	-9.80		SS	45	996	-2	30,30,30,0		1008	195	20		14	45
2020	NA	NA	18:00:00	SS	39.90	-9.10	45	996	hurdat_atl	14	0	O______________	hurdat_atl	AL242020	39.90	-9.10		SS	45	996	-2	30,30,30,0		1007	180	20	55	15	50
2020	NA	NA	18:40:00	SS	40.00	-8.90	45	996	hurdat_atl	0	0	O______________	hurdat_atl	AL242020	40.00	-8.90	L	SS	45	996	-2	30,30,30,0		1007	180	20		15	60
2020	NA	NA	21:00:00	SS	40.30	-8.30				0	0	P______________		AL242020	40.30	-8.30		SS	38	999	-2	15,15,15,		1007	180	20		13	60
2020	NA	NA	2020-09-19 00:00:00	SS	40.60	-7.60	30	1004	hurdat_atl	0		O______________	hurdat_atl	AL242020	40.60	-7.60		SD	30	1004	-2			1007	180	20	35	12	60