The 1984 season

Super Typhoon Bill (1984)

Super Typhoon Bill reached Category 4 in the Western Pacific between November 8, 1984 and November 23, 1984, with a lowest pressure of 910 mb.

Track and intensity

The whole track of Super Typhoon Bill, 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.

Open the live map with storms, cones and warnings

The storm

Basin
Western Pacific
Dates
November 8, 1984 to November 23, 1984
Peak strength
Category 4, 130 kt (150 mph)
Lowest pressure
910 mb (26.87 inHg)
Landfall
No; closest approach 10 km (6 mi)
Accumulated cyclone energy
34.2
Identifier
WP281984

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
Nov 8, 00:0014.3N 153.9E25 kt1004 mbTropical storm
Nov 8, 06:0014.4N 153.7E25 kt1004 mbMixed
Nov 8, 12:0014.1N 153.5E30 kt1004 mbTropical storm
Nov 8, 18:0013.9N 153.5E35 kt1002 mbTropical storm
Nov 9, 00:0013.9N 153.7E35 kt1000 mbTropical storm
Nov 9, 06:0013.9N 153.8E40 kt998 mbTropical storm
Nov 9, 12:0014.0N 153.9E40 kt996 mbTropical storm
Nov 9, 18:0014.2N 153.9E45 kt994 mbTropical storm
Nov 10, 00:0014.3N 153.8E50 kt990 mbTropical storm
Nov 10, 06:0014.4N 153.7E50 kt990 mbTropical storm
Nov 10, 12:0014.5N 153.5E55 kt990 mbTropical storm
Nov 10, 18:0014.5N 153.2E60 kt990 mbTropical storm
Nov 11, 00:0014.5N 152.8E65 kt985 mbTropical storm
Nov 11, 06:0014.3N 152.1E65 kt980 mbTropical storm
Nov 11, 12:0014.1N 151.3E70 kt990 mbTropical storm
Nov 11, 18:0013.7N 150.3E70 kt990 mbTropical storm
Nov 12, 00:0013.4N 149.0E70 kt990 mbTropical storm
Nov 12, 06:0013.3N 147.6E75 kt985 mbTropical storm
Nov 12, 12:0012.8N 146.1E80 kt980 mbTropical storm
Nov 12, 18:0013.1N 144.2E85 kt975 mbTropical storm
Nov 13, 00:0012.7N 142.3E90 kt970 mbTropical storm
Nov 13, 06:0012.6N 140.4E90 kt970 mbTropical storm
Nov 13, 12:0012.5N 138.4E95 kt965 mbTropical storm
Nov 13, 18:0012.6N 136.9E100 kt950 mbTropical storm
Nov 14, 00:0012.8N 135.3E110 kt930 mbTropical storm
Nov 14, 06:0013.3N 133.9E120 kt920 mbTropical storm
Nov 14, 12:0013.5N 132.4E125 kt910 mbTropical storm
Nov 14, 18:0014.2N 131.0E130 kt910 mbTropical storm
Nov 15, 00:0015.0N 129.9E130 kt910 mbTropical storm
Nov 15, 06:0015.9N 128.9E130 kt930 mbTropical storm
Nov 15, 12:0016.5N 127.8E125 kt940 mbTropical storm
Nov 15, 18:0016.9N 127.2E125 kt940 mbTropical storm
Nov 16, 00:0017.3N 126.5E120 kt940 mbTropical storm
Nov 16, 06:0017.5N 125.7E120 kt940 mbTropical storm
Nov 16, 12:0017.7N 124.8E115 kt950 mbTropical storm
Nov 16, 18:0017.9N 124.2E110 kt950 mbTropical storm
Nov 17, 00:0018.1N 123.6E100 kt950 mbTropical storm
Nov 17, 06:0018.7N 123.0E90 kt935 mbTropical storm
Nov 17, 12:0019.4N 122.5E90 kt935 mbTropical storm
Nov 17, 18:0019.9N 122.4E80 kt945 mbTropical storm
Nov 18, 00:0020.2N 122.6E80 kt955 mbTropical storm
Nov 18, 06:0020.3N 122.9E70 kt960 mbTropical storm
Nov 18, 12:0020.2N 123.3E65 kt960 mbTropical storm
Nov 18, 18:0020.0N 123.7E60 kt970 mbTropical storm
Nov 19, 00:0019.4N 124.1E55 kt985 mbTropical storm
Nov 19, 06:0018.2N 124.8E50 kt990 mbTropical storm
Nov 19, 12:0016.8N 125.8E50 kt996 mbTropical storm
Nov 19, 18:0016.1N 126.2E45 kt1000 mbTropical storm
Nov 20, 00:0015.6N 127.0E45 kt1000 mbTropical storm
Nov 20, 06:0015.3N 127.4E40 kt1000 mbTropical storm
Nov 20, 12:0015.1N 128.0E40 kt1000 mbTropical storm
Nov 20, 18:0014.7N 128.5E30 kt1000 mbTropical storm
Nov 21, 00:0014.4N 129.1E30 kt998 mbTropical storm
Nov 21, 06:0015.2N 129.2E30 kt998 mbTropical storm
Nov 21, 12:0015.1N 128.4E25 kt998 mbTropical storm
Nov 21, 18:0014.1N 128.0E25 kt998 mbTropical storm
Nov 22, 00:0012.9N 127.3E25 kt998 mbTropical storm
Nov 22, 06:0013.1N 127.0E1002 mbMixed
Nov 22, 12:0013.0N 126.9E1002 mbMixed
Nov 22, 18:0013.0N 126.5E1004 mbTropical storm
Nov 23, 00:0012.5N 126.0E1006 mbTropical storm
Nov 23, 06:0012.0N 125.5E1006 mbTropical 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.