Loading map…
Best track · IBTrACS
ArchivedPeak category 1
Cyclone William (1983)
Track & history
Peak wind
85 mph / 140 km/h
Min pressure
955 mb
Dates
–
Landfall
None
Storm history
William formed in the Southern Hemisphere in April 1983 and peaked as a Category 1 cyclone with maximum sustained winds of 85 mph (140 km/h) and a minimum pressure of 955 mb. It did not make landfall. The system was tracked for 8 days.
Track data
Download CSV| Time UTC | Position | Strength | Wind | Pressure |
|---|---|---|---|---|
| 1983-04-15 00:00 | 9.0°S 132.0°W | TS | 40 mph / 65 km/h | 997 mb |
| 1983-04-15 06:00 | 9.5°S 132.1°W | — | — | — |
| 1983-04-15 12:00 | 10.0°S 131.9°W | TD | 35 mph / 55 km/h | 997 mb |
| 1983-04-15 18:00 | 10.4°S 131.9°W | TD | 35 mph / 60 km/h | — |
| 1983-04-16 00:00 | 10.9°S 132.2°W | TS | 40 mph / 65 km/h | 995 mb |
| 1983-04-16 06:00 | 11.2°S 132.6°W | TS | 45 mph / 70 km/h | — |
| 1983-04-16 12:00 | 11.6°S 133.1°W | TS | 45 mph / 75 km/h | 990 mb |
| 1983-04-16 18:00 | 12.0°S 133.5°W | TS | 50 mph / 80 km/h | — |
Show all 33 points
| 1983-04-17 00:00 | 12.5°S 133.9°W | TS | 50 mph / 85 km/h | 990 mb |
| 1983-04-17 06:00 | 13.0°S 134.2°W | TS | 50 mph / 85 km/h | — |
| 1983-04-17 12:00 | 13.6°S 134.5°W | TS | 50 mph / 85 km/h | 990 mb |
| 1983-04-17 18:00 | 13.8°S 134.7°W | TS | 55 mph / 85 km/h | — |
| 1983-04-18 00:00 | 14.1°S 134.9°W | TS | 60 mph / 95 km/h | 987 mb |
| 1983-04-18 06:00 | 14.5°S 135.3°W | TS | 65 mph / 100 km/h | — |
| 1983-04-18 12:00 | 15.0°S 136.1°W | TS | 70 mph / 110 km/h | 985 mb |
| 1983-04-18 18:00 | 15.4°S 136.8°W | TS | 70 mph / 115 km/h | — |
| 1983-04-19 00:00 | 15.8°S 137.7°W | C1 | 75 mph / 120 km/h | 975 mb |
| 1983-04-19 06:00 | 16.0°S 138.4°W | C1 | 75 mph / 125 km/h | — |
| 1983-04-19 12:00 | 16.3°S 139.1°W | C1 | 80 mph / 130 km/h | 965 mb |
| 1983-04-19 18:00 | 16.8°S 139.6°W | C1 | 85 mph / 135 km/h | — |
| 1983-04-20 00:00 | 17.3°S 139.9°W | C1 | 85 mph / 140 km/h | 955 mb |
| 1983-04-20 06:00 | 17.7°S 139.9°W | C1 | 85 mph / 140 km/h | — |
| 1983-04-20 12:00 | 18.2°S 139.6°W | C1 | 85 mph / 140 km/h | 955 mb |
| 1983-04-20 18:00 | 18.9°S 139.0°W | C1 | 85 mph / 135 km/h | — |
| 1983-04-21 00:00 | 19.6°S 138.2°W | C1 | 80 mph / 130 km/h | 955 mb |
| 1983-04-21 06:00 | 20.2°S 137.2°W | C1 | 75 mph / 125 km/h | — |
| 1983-04-21 12:00 | 20.9°S 135.9°W | C1 | 75 mph / 120 km/h | 965 mb |
| 1983-04-21 18:00 | 21.4°S 134.4°W | TS | 70 mph / 115 km/h | — |
| 1983-04-22 00:00 | 21.9°S 132.7°W | TS | 70 mph / 110 km/h | 980 mb |
| 1983-04-22 06:00 | 22.1°S 130.6°W | TS | 65 mph / 100 km/h | — |
| 1983-04-22 12:00 | 22.3°S 128.5°W | TS | 60 mph / 95 km/h | 990 mb |
| 1983-04-22 18:00 | 23.0°S 126.2°W | TS | 50 mph / 80 km/h | — |
| 1983-04-23 00:00 | 24.0°S 123.9°W | TS | 40 mph / 65 km/h | 997 mb |
Cyclone William 1983 FAQ
Did Cyclone William 1983 make landfall?
No. The best track does not record a landfall for William; it stayed over water.
How strong did William get in 1983?
William peaked as a Category 1 cyclone with maximum sustained winds of 85 mph (140 km/h) and a minimum central pressure of 955 mb.
When did William form and dissipate?
William was first tracked on Apr 15 1983 and last tracked on Apr 23 1983, about 8 days in all.