The 1990 season

Typhoon Dot (1990)

Typhoon Dot reached Category 1 in the Western Pacific between September 2, 1990 and September 10, 1990, with a lowest pressure of 960 mb, and made landfall.

Track and intensity

The whole track of Typhoon Dot, colored by strength, with the other storms of the 1990 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
September 2, 1990 to September 10, 1990
Peak strength
Category 1, 75 kt (86 mph)
Lowest pressure
960 mb (28.35 inHg)
Landfall
Yes
Accumulated cyclone energy
7.2
Identifier
WP171990

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 2, 06:0016.2N 149.0E15 ktNot reported
Sep 2, 12:0015.8N 146.6E20 ktNot reported
Sep 2, 18:0015.4N 145.5E20 ktNot reported
Sep 3, 00:0014.8N 144.4E20 kt1004 mbTropical storm
Sep 3, 06:0014.3N 143.0E25 kt1002 mbTropical storm
Sep 3, 12:0014.0N 141.7E25 kt1002 mbTropical storm
Sep 3, 18:0014.2N 140.5E30 kt1000 mbTropical storm
Sep 4, 00:0014.6N 139.5E30 kt998 mbTropical storm
Sep 4, 06:0014.5N 138.7E35 kt996 mbTropical storm
Sep 4, 12:0014.6N 137.8E35 kt994 mbTropical storm
Sep 4, 18:0015.3N 136.7E40 kt992 mbTropical storm
Sep 5, 00:0016.2N 135.6E45 kt990 mbTropical storm
Sep 5, 06:0017.2N 134.1E50 kt985 mbTropical storm
Sep 5, 12:0017.9N 132.6E55 kt980 mbTropical storm
Sep 5, 18:0018.4N 131.2E60 kt975 mbTropical storm
Sep 6, 00:0019.0N 129.9E65 kt970 mbTropical storm
Sep 6, 06:0019.7N 128.4E65 kt965 mbTropical storm
Sep 6, 12:0020.4N 126.9E70 kt960 mbTropical storm
Sep 6, 18:0021.0N 125.4E75 kt960 mbTropical storm
Sep 7, 00:0021.7N 124.3E75 kt960 mbTropical storm
Sep 7, 06:0022.2N 123.2E75 kt965 mbTropical storm
Sep 7, 12:0022.9N 122.1E70 kt970 mbTropical storm
Sep 7, 18:0023.6N 120.8E65 kt975 mbTropical storm
Sep 8, 00:0024.1N 119.2E70 kt980 mbTropical storm
Sep 8, 06:0024.5N 118.0E70 kt985 mbTropical storm
Sep 8, 12:0024.9N 117.0E60 kt990 mbTropical storm
Sep 8, 18:0025.2N 116.3E50 kt992 mbTropical storm
Sep 9, 00:0025.5N 115.7E45 kt994 mbTropical storm
Sep 9, 06:0025.7N 115.2E25 kt996 mbTropical storm
Sep 9, 12:0025.8N 115.5E998 mbTropical storm
Sep 9, 18:0026.8N 116.0E998 mbTropical storm
Sep 10, 00:0027.5N 116.3E1000 mbMixed
Sep 10, 06:0027.8N 116.3E1000 mbMixed

Other Western Pacific storms of 1990

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.