The 1984 season

Tropical Storm Kenna (1984)

Tropical Storm Kenna peaked at 50 kt in the Eastern Pacific between August 16, 1984 and August 21, 1984.

Track and intensity

The whole track of Tropical Storm Kenna, colored by strength, with the other storms of the 1984 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 16, 1984 to August 21, 1984
Peak strength
Tropical Storm, 50 kt (58 mph)
Landfall
No; closest approach 1122 km (697 mi)
Accumulated cyclone energy
3.0
Fastest the center moved
13 kt (15 mph)
Identifier
EP111984

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 16, 18:0012.4N 134.3W30 ktTropical depression
Aug 17, 00:0012.5N 135.1W35 ktTropical storm
Aug 17, 06:0012.5N 136.0W35 ktTropical storm
Aug 17, 12:0012.5N 136.8W35 ktTropical storm
Aug 17, 18:0012.5N 137.8W40 ktTropical storm
Aug 18, 00:0012.6N 138.8W40 ktTropical storm
Aug 18, 06:0012.6N 139.6W40 ktTropical storm
Aug 18, 12:0012.4N 141.0W45 ktTropical storm
Aug 18, 18:0012.2N 142.2W50 ktTropical storm
Aug 19, 00:0012.0N 143.2W45 ktTropical storm
Aug 19, 06:0012.0N 144.0W45 ktTropical storm
Aug 19, 12:0012.1N 144.8W45 ktTropical storm
Aug 19, 18:0012.2N 145.4W45 ktTropical storm
Aug 20, 00:0012.3N 146.0W45 ktTropical storm
Aug 20, 06:0012.3N 146.5W45 ktTropical storm
Aug 20, 12:0012.2N 147.0W45 ktTropical storm
Aug 20, 18:0012.2N 147.4W35 ktTropical storm
Aug 21, 00:0012.1N 147.7W35 ktTropical storm
Aug 21, 06:0012.1N 147.7W30 ktTropical depression
Aug 21, 12:0012.1N 147.7W30 ktTropical depression
Aug 21, 18:0012.1N 147.7W25 ktTropical depression

Other Eastern Pacific storms of 1984

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.