The 1959 season

Unnamed tropical storm (1959)

Unnamed tropical storm peaked at 55 kt in the North Atlantic between September 9, 1959 and September 14, 1959, with a lowest pressure of 1002 mb.

Track and intensity

The whole track of Unnamed tropical storm, colored by strength, with the other storms of the 1959 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
September 9, 1959 to September 14, 1959
Peak strength
Tropical Storm, 55 kt (63 mph)
Lowest pressure
1002 mb (29.59 inHg)
Landfall
No; closest approach 85 km (53 mi)
Accumulated cyclone energy
0.7
Identifier
AL141959

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
Sep 9, 00:0032.3N 67.5W25 ktTropical depression
Sep 9, 06:0032.5N 67.5W25 kt1007 mbTropical depression
Sep 9, 12:0033.0N 67.2W30 ktTropical depression
Sep 9, 18:0033.6N 67.0W30 ktTropical depression
Sep 10, 00:0034.1N 67.2W30 ktTropical depression
Sep 10, 06:0034.5N 68.0W30 ktTropical depression
Sep 10, 12:0035.0N 69.5W35 ktTropical storm
Sep 10, 18:0036.0N 70.0W35 kt1006 mbTropical storm
Sep 11, 00:0037.3N 70.3W35 ktTropical storm
Sep 11, 06:0038.4N 70.0W35 ktTropical storm
Sep 11, 12:0039.5N 68.5W40 kt1002 mbTropical storm
Sep 11, 18:0040.4N 66.8W40 ktExtratropical
Sep 12, 00:0041.0N 65.0W45 ktExtratropical
Sep 12, 06:0041.5N 63.6W50 ktExtratropical
Sep 12, 12:0042.0N 62.2W55 ktExtratropical
Sep 12, 18:0042.8N 60.8W55 ktExtratropical
Sep 13, 00:0043.9N 57.8W50 ktExtratropical
Sep 13, 06:0045.2N 54.2W50 ktExtratropical
Sep 13, 12:0046.8N 50.9W45 ktExtratropical
Sep 13, 18:0048.5N 48.5W45 ktExtratropical
Sep 14, 00:0050.5N 46.5W45 ktExtratropical

Other North Atlantic storms of 1959

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.