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1973 Subtropical storm ALFA (1973212N33286)


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

Summary Information

Storm ID 1973212N33286
Start Jul 30 12Z
Max Intensity 40 kt (Jul 31 12Z)
End Aug 2 00Z
ATCF IDs AL061973
Track status Best track data.

Storm track plot

Map of storm track

Intensity plots

Map of storm track

Radial wind information

No radial wind information for this storm


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 1973-07-30 12:00:00 SS 32.60 -74.10 25 1013 25 1013
NA 15:00:00 SS 33.20 -73.70 28
NA 18:00:00 SS 33.80 -73.30 30 30
NA 21:00:00 SS 34.40 -72.90 33
NA 1973-07-31 00:00:00 SS 35.00 -72.50 35 35
NA 03:00:00 SS 35.60 -72.10 35
NA 06:00:00 SS 36.30 -71.70 35 35
NA 09:00:00 SS 36.90 -71.20 38
NA 12:00:00 SS 37.50 -70.80 40 40
NA 15:00:00 SS 38.00 -70.50 38
NA 18:00:00 SS 38.50 -70.20 35 1005 35 1005
NA 21:00:00 SS 39.10 -69.90 35 1006
NA 1973-08-01 00:00:00 SS 39.60 -69.70 35 1006 35 1006
NA 03:00:00 SS 40.10 -69.50 33 1006
NA 06:00:00 SS 40.50 -69.40 30 30 1007
NA 09:00:00 SS 41.00 -69.20 28 1007
NA 12:00:00 SS 41.50 -69.10 25 1007 25 1007
NA 15:00:00 SS 42.10 -69.00 25 1008
NA 18:00:00 SS 42.70 -68.80 25 1008 25 1008
NA 21:00:00 SS 43.30 -68.50 25 1009
NA 1973-08-02 00:00:00 SS 44.00 -68.00 25 1010 25 1010

Source Information

Agency Information
USA hurdat2-atl-1851-2023-042624b.txt:Line=32661:ALFA
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 STATUS USA WIND USA PRES USA SSHS STORM SPEED STORM DIR
Year days since 1858-11-17 00:00:00 degrees north degrees east kts mb km km degrees north kts mb degrees north degrees east
1973 NA NA 1973-07-30 12:00:00 SS 32.60 -74.10 25 1013 hurdat_atl 322 305 O______________ hurdat_atl AL061973 32.60 -74.10 SD 25 1013 -2 14 30
1973 NA NA 15:00:00 SS 33.20 -73.70 305 294 P______________ AL061973 33.20 -73.70 SD 28 -2 14 30
1973 NA NA 18:00:00 SS 33.80 -73.30 30 hurdat_atl 296 281 O______________ hurdat_atl AL061973 33.80 -73.30 SD 30 -2 14 30
1973 NA NA 21:00:00 SS 34.40 -72.90 282 276 P______________ AL061973 34.40 -72.90 SD 33 -2 14 30
1973 NA NA 1973-07-31 00:00:00 SS 35.00 -72.50 35 hurdat_atl 285 282 O______________ hurdat_atl AL061973 35.00 -72.50 SS 35 -2 14 25
1973 NA NA 03:00:00 SS 35.60 -72.10 307 306 P______________ AL061973 35.60 -72.10 SS 35 -2 15 25
1973 NA NA 06:00:00 SS 36.30 -71.70 35 hurdat_atl 345 345 O______________ hurdat_atl AL061973 36.30 -71.70 SS 35 -2 15 30
1973 NA NA 09:00:00 SS 36.90 -71.20 376 371 P______________ AL061973 36.90 -71.20 SS 38 -2 14 30
1973 NA NA 12:00:00 SS 37.50 -70.80 40 hurdat_atl 376 359 O______________ hurdat_atl AL061973 37.50 -70.80 SS 40 -2 12 30
1973 NA NA 15:00:00 SS 38.00 -70.50 359 327 P______________ AL061973 38.00 -70.50 SS 38 -2 11 25
1973 NA NA 18:00:00 SS 38.50 -70.20 35 1005 hurdat_atl 327 284 O______________ hurdat_atl AL061973 38.50 -70.20 SS 35 1005 -2 11 20
1973 NA NA 21:00:00 SS 39.10 -69.90 275 227 P______________ AL061973 39.10 -69.90 SS 35 1006 -2 12 20
1973 NA NA 1973-08-01 00:00:00 SS 39.60 -69.70 35 1006 hurdat_atl 227 190 O______________ hurdat_atl AL061973 39.60 -69.70 SS 35 1006 -2 10 15
1973 NA NA 03:00:00 SS 40.10 -69.50 182 142 P______________ AL061973 40.10 -69.50 SS 33 1006 -2 9 15
1973 NA NA 06:00:00 SS 40.50 -69.40 30 hurdat_atl 142 106 I______________ hurdat_atl AL061973 40.50 -69.40 SD 30 1007 -2 9 15
1973 NA NA 09:00:00 SS 41.00 -69.20 102 77 P______________ AL061973 41.00 -69.20 SD 28 1007 -2 10 15
1973 NA NA 12:00:00 SS 41.50 -69.10 25 1007 hurdat_atl 77 74 O______________ hurdat_atl AL061973 41.50 -69.10 SD 25 1007 -2 11 10
1973 NA NA 15:00:00 SS 42.10 -69.00 88 88 P______________ AL061973 42.10 -69.00 SD 25 1008 -2 12 10
1973 NA NA 18:00:00 SS 42.70 -68.80 25 1008 hurdat_atl 134 87 O______________ hurdat_atl AL061973 42.70 -68.80 SD 25 1008 -2 13 15
1973 NA NA 21:00:00 SS 43.30 -68.50 87 34 P______________ AL061973 43.30 -68.50 SD 25 1009 -2 14 25
1973 NA NA 1973-08-02 00:00:00 SS 44.00 -68.00 25 1010 hurdat_atl 34 O______________ hurdat_atl AL061973 44.00 -68.00 SD 25 1010 -2 15 25