Tropical Cyclone

Cyclone Joan (1975)

30 November 1975 · South Indian Ocean · Category 4

Cyclone Joan formed in the South Indian Ocean basin on 30 November 1975 and lasted 10 days. Its sustained winds reached 232 km/h, Category 4 on the Saffir-Simpson scale, with a minimum pressure of 915 hPa. It made landfall in Australia.

Formed

30 November 1975

Dissipated

10 December 1975

Duration

10 days

Basin

South Indian Ocean

Maximum Sustained Wind

232 km/h (125 kt)

Category (Saffir-Simpson)

4

Minimum Pressure

915 hPa

Countries Hit

• Cat. 4Australia213 km/h

Sources: IBTrACS v04r01, NOAA National Centers for Environmental Information (Knapp et al., 2010) · Wikidata · Natural Earth