1983–84 Australian region cyclone season

1983–84 Australian region cyclone season
Season summary map
Seasonal boundaries
First system formed11 July 1983
Last system dissipated7 April 1984
Strongest storm
NameKathy
 • Maximum winds205 km/h (125 mph)
(10-minute sustained)
 • Lowest pressure916 hPa (mbar)
Seasonal statistics
Tropical lows22
Tropical cyclones20 official, 1 unofficial (record high)
Severe tropical cyclones12 (record high)
Total fatalities1
Total damage$19 million (1984 USD)
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The 1983–84 Australian region cyclone season was the most active season on record, with a total of 22 tropical lows, 20 tropical cyclones and 12 severe tropical cyclones. It officially started on 1 November 1983, and officially ended on 30 April 1984. The strongest of the storms was Cyclone Kathy, a small but powerful storm, which reached wind gusts up to 280 km/h (175 mph) and had barometric pressure peaking at 916 hPa. Kathy also caused about 60% of known damage from the season, US$11.4 million out of the $19 million. The only known casualty of the season was also directly caused by Kathy. The longest-lived storm from the season was Cyclone Daryl, that lived for 17 days in total.