The 1972âÂÂ73 South-West Indian Ocean cyclone season was an above-average cyclone season. The season officially ran from November 1, 1972, to April 30, 1973.
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Ariana passed north of Mauritius and later executed a loop southeast of the island. The storm brought heavy rainfall and wind gusts of .
Charlotte passed just southwest of Réunion on January 8, producing wind gusts, as well as heavy rainfall reaching at Riviere de L'Est. The rains damaged crops and flooded roads, which killed one person due to drowning.
Dorothee produced a series of thunderstorms on Réunion while the storm passed to the southwest.
Cyclone Gertrude brushed eastern Rodrigues on January 31, producing , as well as of rainfall.
On February 2, Hortense passed south of Réunion, bringing rainfall to the island.
On February 21, Jessy struck Rodrigues, bringing heavy rainfall and wind gusts, causing power outages.
On March 1, Kitty struck Rodrigues, causing power outages.
This is the first "Very intense tropical cyclone" in the South-West Indian Ocean.
On March 10, Lydie passed west of Réunion, producing wind gusts of in the mountainous peaks. For four days, the storm dropped heavy rainfall on the island, reaching . Flooding killed 10 people on the island, and caused crop damage.
Cyclone Roma existed from April 18 to April 23.