The 1984 season

Tropical Depression Holly (1984)

Tropical Depression Holly was tracked in the Western Pacific between August 23, 1984 and August 24, 1984.

Track and intensity

The whole track of Tropical Depression Holly, 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
Western Pacific
Dates
August 23, 1984 to August 24, 1984
Peak strength
Tropical Depression
Landfall
No; closest approach 184 km (114 mi)
Accumulated cyclone energy
0.0
Identifier
1984236N42146

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 23, 00:0041.5N 146.0ETropical storm
Aug 23, 06:0040.7N 148.8ETropical storm
Aug 23, 12:0039.8N 151.1ETropical storm
Aug 23, 18:0038.9N 152.8ETropical storm
Aug 24, 00:0038.0N 154.0ETropical storm
Aug 24, 06:0036.9N 156.0ETropical storm
Aug 24, 12:0036.3N 158.3ETropical storm

Other Western 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.