The 1989 season

Typhoon Dan (1989)

Typhoon Dan reached Category 1 in the Western Pacific between October 6, 1989 and October 14, 1989, with a lowest pressure of 960 mb, and made landfall.

Track and intensity

The whole track of Typhoon Dan, colored by strength, with the other storms of the 1989 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
October 6, 1989 to October 14, 1989
Peak strength
Category 1, 70 kt (81 mph)
Lowest pressure
960 mb (28.35 inHg)
Landfall
Yes
Accumulated cyclone energy
7.1
Fastest the center moved
21 kt (24 mph)
Identifier
WP291989

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
Oct 6, 00:006.8N 151.4E15 ktTropical storm
Oct 6, 06:007.3N 150.2E15 ktTropical storm
Oct 6, 12:007.8N 148.9E15 ktTropical storm
Oct 6, 18:008.2N 147.5E20 ktTropical storm
Oct 7, 00:008.7N 146.3E20 ktTropical storm
Oct 7, 06:009.0N 145.1E20 ktTropical storm
Oct 7, 12:009.2N 143.8E20 ktTropical storm
Oct 7, 18:009.5N 142.5E20 ktTropical storm
Oct 8, 00:009.8N 141.2E25 kt1008 mbTropical storm
Oct 8, 06:0010.0N 139.7E25 kt1004 mbTropical storm
Oct 8, 12:0010.3N 138.4E25 kt1002 mbTropical storm
Oct 8, 18:0010.5N 136.9E30 kt1000 mbTropical storm
Oct 9, 00:0010.7N 135.4E40 kt996 mbTropical storm
Oct 9, 06:0010.9N 133.7E50 kt990 mbTropical storm
Oct 9, 12:0011.1N 131.9E55 kt985 mbTropical storm
Oct 9, 18:0011.4N 130.0E55 kt980 mbTropical storm
Oct 10, 00:0011.8N 128.1E55 kt975 mbXX
Oct 10, 06:0012.4N 126.2E65 kt970 mbTropical storm
Oct 10, 12:0012.9N 124.3E65 kt975 mbTropical storm
Oct 10, 18:0013.5N 122.6E65 kt975 mbTropical storm
Oct 11, 00:0014.2N 120.7E65 kt970 mbTropical storm
Oct 11, 06:0015.2N 118.8E60 kt970 mbTropical storm
Oct 11, 12:0016.0N 116.8E60 kt970 mbTropical storm
Oct 11, 18:0016.4N 115.1E60 kt970 mbTropical storm
Oct 12, 00:0016.5N 113.5E65 kt965 mbTropical storm
Oct 12, 06:0016.7N 112.3E70 kt965 mbTropical storm
Oct 12, 12:0017.0N 111.1E70 kt960 mbTropical storm
Oct 12, 18:0017.4N 109.8E65 kt960 mbTropical storm
Oct 13, 00:0017.8N 108.6E65 kt965 mbTropical storm
Oct 13, 06:0018.1N 107.3E65 kt970 mbTropical storm
Oct 13, 12:0018.3N 106.0E55 kt975 mbTropical storm
Oct 13, 18:0018.5N 104.7E30 kt990 mbTropical storm
Oct 14, 00:0018.8N 103.0E998 mbTropical storm
Oct 14, 06:0019.0N 101.0E1000 mbTropical storm

Other Western Pacific storms of 1989

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.