The 1943 season

Unnamed hurricane (1943)

Unnamed hurricane reached Category 4 in the North Atlantic between August 19, 1943 and August 27, 1943.

Track and intensity

The whole track of Unnamed hurricane, colored by strength, with the other storms of the 1943 season in the same basin behind it, and its wind and pressure hour by hour. Every fix is in the track table below.

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The storm

Basin
North Atlantic
Dates
August 19, 1943 to August 27, 1943
Peak strength
Category 4, 120 kt (138 mph)
Landfall
No; closest approach 239 km (149 mi)
Accumulated cyclone energy
24.2
Identifier
AL031943

Deaths and damage

No source this site reads publishes a machine-readable casualty or damage figure for a storm of this era. The National Hurricane Center’s season tables begin in 1995 and carry deaths and damage only from 2005 in the Atlantic and 2020 in both basins; the US Storm Events record begins in 1996.

Track

Time (UTC)PositionWindPressureStatus
Aug 19, 06:0013.5N 55.5W50 ktTropical storm
Aug 19, 12:0014.1N 56.2W55 ktTropical storm
Aug 19, 18:0014.6N 56.9W60 ktTropical storm
Aug 20, 00:0015.1N 57.5W65 ktHurricane
Aug 20, 06:0015.6N 58.1W70 ktHurricane
Aug 20, 12:0016.2N 58.7W70 ktHurricane
Aug 20, 18:0016.9N 59.3W75 ktHurricane
Aug 21, 00:0017.6N 60.0W80 ktHurricane
Aug 21, 06:0018.3N 60.8W85 ktHurricane
Aug 21, 12:0019.0N 61.5W85 ktHurricane
Aug 21, 18:0019.8N 62.2W90 ktHurricane
Aug 22, 00:0020.7N 62.8W90 ktHurricane
Aug 22, 06:0021.6N 63.4W95 ktHurricane
Aug 22, 12:0022.5N 64.0W95 ktHurricane
Aug 22, 18:0023.5N 64.5W100 ktHurricane
Aug 23, 00:0024.5N 65.0W105 ktHurricane
Aug 23, 06:0025.5N 65.5W105 ktHurricane
Aug 23, 12:0026.5N 66.0W110 ktHurricane
Aug 23, 18:0027.4N 66.4W115 ktHurricane
Aug 24, 00:0028.2N 66.7W115 ktHurricane
Aug 24, 06:0029.0N 67.0W120 ktHurricane
Aug 24, 12:0030.0N 67.3W120 ktHurricane
Aug 24, 18:0031.3N 67.5W120 ktHurricane
Aug 25, 00:0032.8N 67.6W120 ktHurricane
Aug 25, 06:0034.3N 67.6W110 ktHurricane
Aug 25, 12:0036.0N 67.2W100 ktHurricane
Aug 25, 18:0037.8N 65.7W90 ktHurricane
Aug 26, 00:0039.7N 62.6W75 ktExtratropical
Aug 26, 06:0041.8N 57.7W65 ktExtratropical
Aug 26, 12:0043.9N 53.0W60 ktExtratropical
Aug 26, 18:0045.6N 50.3W55 ktExtratropical
Aug 27, 00:0047.4N 47.5W50 ktExtratropical
Aug 27, 06:0049.7N 44.8W45 ktExtratropical
Aug 27, 12:0052.0N 42.0W45 ktExtratropical

Other North Atlantic storms of 1943

What this means

A best track is the record a warning agency settles on after the storm, not what it said at the time: position, maximum sustained wind and central pressure every six hours, revised against every observation that came in later. Category is the Saffir-Simpson scale, which runs from Category 1 at 64 kt to Category 5 at 137 kt and reads wind only, so it says nothing about surge or rain. Accumulated cyclone energy adds up the square of the wind through the storm's life, so it counts strength and duration together.

Sources

Storm history from NOAA NCEI’s International Best Track Archive for Climate Stewardship (IBTrACS), which merges the official best track of every warning agency. Live storms, cones, watches and warnings from the National Hurricane Center and the Central Pacific Hurricane Center. Archived radar from NOAA’s Level II archive.

The National Hurricane Center has published no tropical cyclone report for this storm.