First system formed 23 December 1974 Name Gervaise Total storms 6 | Last system dissipated 22 April 1975 Total depressions 10 Tropical cyclones 5 | |
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The 1974–75 South-West Indian Ocean cyclone season was a below-average cyclone season. The season officially ran from November 1, 1974, to April 30, 1975.
Contents
Tropical Disturbance Adele
Adele existed from December 23 to December 24.
Cyclone Blandine
Blandine existed from January 6 to January 12.
Cyclone Camille
This system formed southeast of the Seychelles on January 7 before becoming disorganized while interacting with northern Madagascar. The system redeveloped as a hurricane-force cyclone in the northern Mozambique Channel on January 16 before moving southeast into Madagascar on January 19.
Cyclone Robyn-Deborah
This system existed from January 14 to January 24.
Tropical Depression Elsa
Elsa existed from January 25 to January 27.
Tropical Disturbance Fernande
This storm lasted for only 18 hours on February 1.
Cyclone Gervaise
Intense tropical cyclone Gervaise formed on 1 February 1975 in the south of Diego Garcia. On the following day, the cyclone started to intensify gradually producing waves of 15 m high. The cyclone was moving in a west-south-west direction towards Madagascar when suddenly on 4 February 1975, the cyclone curved to a south-south-west direction, showing a potential danger to the Island of Mauritius. On 5 February 1975, the intense tropical cyclone Gervaise approached Mauritius where its eye was centered on the island on the morning of the 6th February 1975. Calm weather prevailed on the island from 09.30hr till 13hr30 and later the weather started to deteriorate again with average wind speeds over 200kmh for approx 12 hours either side of the eye and maximum gusts of 280 km/h until 2 o'clock in the morning of the 7th of February. It caused substantial damage to properties, vegetation and wildlife. Moored yachts around the coast were washed hundreds of yards inland in places due to the storm surge and in the capital Port Louis, a cargo ship of ca. 10,000 tonnes was washed up on to the quay. 6 deaths - 34 injured, 3,706 homeless.
Cyclone Heloise
Heloise existed from February 19 to February 26.
Cyclone Ines
Ines existed from March 9 to March 19.
Tropical Depression Junon
Junon existed from April 18 to April 22.