List of South-West Indian Ocean intense tropical cyclones


Intense tropical cyclone is the second-highest classification used within the South-West Indian Ocean to classify tropical cyclones with and are amongst the strongest tropical cyclones that can form on Earth. A total of 101 tropical cyclones have peaked as an intense tropical cyclone while in the South-West Indian Ocean, which is denoted as the part of the Indian Ocean to the south of the equator and to the west of 90°E. The most recent intense tropical cyclone was Cyclone Irondro of the 2019-20 season.

Background

The South-West Indian Ocean tropical cyclone basin is located to the south of the Equator between Africa and 90°E. The basin is officially monitored by Meteo France's tropical cyclone centre on the island of Reunion. In addition, the Mauritius Meteorological Service and the Madagascan Direction Generale de la Meteorologie are classified as subregional tropical cyclone advisory centres and are responsible for monitoring and naming tropical cyclones in consultation with RSMC La Reunion. Other meteorological services such as the Australian Bureau of Meteorology, Mauritius Meteorological Service as well as the United States Joint Typhoon Warning Center also monitor the basin. Within the basin an intense tropical cyclone is a tropical cyclone that has 10-minute mean maximum sustained wind speeds between.

Systems

Other systems

In addition to the systems listed above the Mauritius Meteorological Service classifies tropical cyclones in March 1931, January 1945, February 1945, January and February 1946, April 1958 as intense tropical cyclones. It also classifies Alix 1960, Carol 1960, Beryl 1961, Jenny 1962, Danielle 1964, Louise 1970, Gervaise 1975, Fleur 1978, Hyacinthe 1980, Jacinthe 1980, Laure 1980, Florine 1981, Hollanda 1994 as intense tropical cyclones.

Systems classified as an ITC per the BOM

Savannah 2019 weakened into a tropical cyclone as it moved into the basin from the Australian region.

Climatology