The following is a list of South-West Indian Ocean tropical cyclones in the 1950s decade, before the 1959–60 season.

Storms

February 1950 Mozambique Channel cyclone

A cyclone was first observed northeast of Madagascar on February 9. The storm moved west-southwestward, crossing northern Madagascar on February 13. The storm moved across the Mozambique Channel and struck eastern Mozambique on February 15. The circulation moved across much of Africa, eventually reaching northern

Namibia Namibia (, ), officially the Republic of Namibia, is a country in Southern Africa. Its western border is the Atlantic Ocean. It shares land borders with Zambia and Angola to the north, Botswana to the east and South Africa to the south and ea ...

(then known as

South-West Africa South West Africa ( af, Suidwes-Afrika; german: Südwestafrika; nl, Zuidwest-Afrika) was a territory under South African administration from 1915 to 1990, after which it became modern-day Namibia. It bordered Angola (Portuguese colony before 1 ...

April 1952 Tanzania cyclone

On April 13, 1952, a tropical cyclone was first observed north of the Comoros. The cyclone moved west-southwestward toward the coast of Africa at a low latitude. On April 15, the ship ''M.V. Tayari'' encountered the eye of the cyclone and observed a minimum pressure of . Later that day, the cyclone moved ashore southeastern

Tanzania Tanzania (; ), officially the United Republic of Tanzania ( sw, Jamhuri ya Muungano wa Tanzania), is a country in East Africa within the African Great Lakes region. It borders Uganda to the north; Kenya to the northeast; Comoro Islands and ...

near

Lindi Lindi is a historic southern Tanzanian coastal small city and regional capital of the Lindi Region located at the far end of Lindi Bay, on the Indian Ocean in southeastern Tanzania. The town is south of Dar es Salaam and north of Mtwara, ...

, where maximum sustained winds were estimated at ; this made the cyclone the strongest on record to strike the country. The storm weakened over land and turned southwestward, moving into northern Mozambique. The cyclone left 34 fatalities in Tanzania. The HMEAS Rosalind assisted in delivering food, equipment, and soldiers to the region around Lindi.

January 1953

A tropical cyclone originated northeast of the northern tip of Madagascar on January 8. It moved southwest at first before curving west, passing the outer islands of the Seychelles. The storm curved to the south and struck Mayotte, causing heavy damage in the capital city

Dzaoudzi Dzaoudzi is a commune in the French overseas department of Mayotte, in the Indian Ocean. The commune of Dzaoudzi (sometimes called Dzaoudzi-Labattoir), made up of the twin towns of Dzaoudzi and Labattoir, is located on the small island of Petite ...

. Turning to the southeast, the cyclone moved ashore northwestern Madagascar near Mahajanga on January 13, where damage totaled over MF2 million (US$1 million) after three housing quarters were destroyed. Throughout Madagascar, 12 people died related to the cyclone. The storm continued southeastward after moving ashore and later turned back to the southwest, dissipating on January 19.

Cyclone Astrid

Lasting from December 1957 until early in January 1958, Cyclone Astrid struck Mozambique and later produced torrential rainfall in northern South Africa, reaching over .

References