The 1971 season

Tropical Storm Jewel (1971)

Tropical Storm Jewel peaked at 60 kt in the Eastern Pacific between August 6, 1971 and August 11, 1971.

Track and intensity

The whole track of Tropical Storm Jewel, colored by strength, with the other storms of the 1971 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
Eastern Pacific
Dates
August 6, 1971 to August 11, 1971
Peak strength
Tropical Storm, 60 kt (69 mph)
Landfall
No; closest approach 194 km (121 mi)
Accumulated cyclone energy
2.5
Fastest the center moved
12 kt (14 mph)
Identifier
EP101971

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 6, 12:0015.5N 101.2W25 ktTropical depression
Aug 6, 18:0015.5N 102.0W30 ktTropical depression
Aug 7, 00:0015.5N 102.8W30 ktTropical depression
Aug 7, 06:0015.5N 103.6W40 ktTropical storm
Aug 7, 12:0015.6N 104.5W40 ktTropical storm
Aug 7, 18:0015.8N 105.7W55 ktTropical storm
Aug 8, 00:0016.2N 106.8W55 ktTropical storm
Aug 8, 06:0016.6N 107.5W60 ktTropical storm
Aug 8, 12:0017.1N 108.2W60 ktTropical storm
Aug 8, 18:0017.6N 108.9W40 ktTropical storm
Aug 9, 00:0018.2N 109.6W40 ktTropical storm
Aug 9, 06:0018.7N 110.4W40 ktTropical storm
Aug 9, 12:0019.1N 111.3W40 ktTropical storm
Aug 9, 18:0019.2N 112.2W35 ktTropical storm
Aug 10, 00:0019.3N 113.2W35 ktTropical storm
Aug 10, 06:0019.5N 113.8W30 ktTropical depression
Aug 10, 12:0019.7N 114.4W30 ktTropical depression
Aug 10, 18:0020.0N 115.0W30 ktTropical depression
Aug 11, 00:0020.3N 115.6W30 ktTropical depression
Aug 11, 06:0020.6N 116.3W25 ktTropical depression
Aug 11, 12:0020.9N 117.1W25 ktTropical depression

Other Eastern Pacific storms of 1971

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.