World Map › Tropical Cyclones Since 1950 › 1989
Tropical Cyclone
Cyclone Orson (1989)
16 April 1989 · South Indian Ocean · Category 5
Cyclone Orson formed in the South Indian Ocean basin on 16 April 1989 and lasted 8 days. Its sustained winds reached 259 km/h, Category 5 on the Saffir-Simpson scale, with a minimum pressure of 905 hPa. It made landfall in Australia.
- Formed
- 16 April 1989
- Dissipated
- 24 April 1989
- Duration
- 8 days
- Basin
- South Indian Ocean
- Maximum Sustained Wind
- 259 km/h (140 kt)
- Category (Saffir-Simpson)
- 5
- Minimum Pressure
- 905 hPa
Countries Hit
- Cat. 4Australia209 km/h
Other Cyclones of the Season
- Cat. 4Cyclone Hanitra:leon232 km/h
- Cat. 4Cyclone Edme213 km/h
- Cat. 3Cyclone Krisy194 km/h
- Cat. 3Cyclone Barisaona185 km/h
- Cat. 3Cyclone Ned185 km/h
- Cat. 2Cyclone Firinga167 km/h
- Cat. 2Cyclone Ilona157 km/h
Sources: IBTrACS v04r01, NOAA National Centers for Environmental Information (Knapp et al., 2010) · Wikidata · Natural Earth