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1976–77 South-West Indian Ocean cyclone season

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(Redirected from Cyclone Fifi (1977)) Cyclone season in the Southwest Indian Ocean
1976–77 South-West Indian Ocean cyclone season
Season summary map
Seasonal boundaries
First system formed3 October 1976
Last system dissipated2 March 1977
Strongest storm
NameJack-Io
 • Maximum winds165 km/h (105 mph)
(10-minute sustained)
 • Lowest pressure935 hPa (mbar)
Seasonal statistics
Total depressions9
Total storms8
Tropical cyclones3
Intense tropical cyclones1
Total fatalities301
Total damageUnknown
Related articles
South-West Indian Ocean tropical cyclone seasons
1974–75, 1975–76, 1976–77, 1977–78, 1978–79

The 1976–77 South-West Indian Ocean cyclone season was a below-average cyclone season. The season officially ran from November 1, 1976, to April 30, 1977.

Systems

Tropical cyclone scales#Comparisons across basins

Moderate Tropical Storm Agathe

Moderate tropical storm (MFR)
Tropical storm (SSHWS)
 
DurationOctober 3 – October 14
Peak intensity65 km/h (40 mph) (10-min);
995 hPa (mbar)

Severe Tropical Storm Brigitta

Severe tropical storm (MFR)
Tropical storm (SSHWS)
 
DurationNovember 16 – December 1
Peak intensity100 km/h (65 mph) (10-min);
1000 hPa (mbar)

This system formed west of Diego Garcia on November 15. For the next eleven days, Brigitta meandered southward as a tropical depression. After assuming a westward course, Brigitta strengthened into a tropical storm on November 26. The system reached its peak intensity as it passed by the northern tip of Madagascar. The system moved through the Comoros Islands, and then turned southward into Mozambique.

Cyclone Clarence

Tropical cyclone (MFR)
Category 1 tropical cyclone (SSHWS)
 
DurationJanuary 1 (Entered basin after January 5) – January 13
Peak intensity130 km/h (80 mph) (10-min);
960 hPa (mbar)

On January 8, Clarence passed near St. Brandon, producing high waves that destroyed four boats and several homes. Wind gusts on the island reached 169 km/h (105 mph). For several days moved in a counterclockwise track around the Mascarene Islands, producing high waves and beneficial rainfall on Réunion.

Moderate Tropical Storm Domitile

Moderate tropical storm (MFR)
Tropical storm (SSHWS)
 
DurationJanuary 18 – January 23
Peak intensity65 km/h (40 mph) (10-min);
992 hPa (mbar)

Severe Tropical Storm Emilie

Severe tropical storm (MFR)
Tropical storm (SSHWS)
 
DurationJanuary 28 – February 5
Peak intensity100 km/h (65 mph) (10-min);
980 hPa (mbar)

Cyclone Emilie struck the east coast of Mozambique and northeastern South Africa in February 1977. Heavy flooding in the Limpopo Valley killed at least 300 people.

Tropical Cyclone Fifi

Tropical cyclone (MFR)
Category 1 tropical cyclone (SSHWS)
 
DurationJanuary 29 – February 10
Peak intensity120 km/h (75 mph) (10-min);
985 hPa (mbar)

Cyclone Fifi passed west of Réunion on February 6, bringing four days' of rainfall that reached 656 mm (25.8 in). Flooding damaged crops and roads, and one person died while attempting to cross an inundated road.

Tropical Depression Gilda

Tropical depression (MFR)
Tropical storm (SSHWS)
 
DurationFebruary 4 (Entered basin) – February 9
Peak intensity55 km/h (35 mph) (10-min);
1000 hPa (mbar)

Severe Tropical Storm Hervea

Severe tropical storm (MFR)
Category 1 tropical cyclone (SSHWS)
 
DurationFebruary 10 – March 3
Peak intensity110 km/h (70 mph) (10-min);
970 hPa (mbar)

The storm passed just south of Agaléga, dropping 147 mm (5.8 in) of rainfall.

Intense Tropical Cyclone Jack–Io

Intense tropical cyclone (MFR)
Category 3 tropical cyclone (SSHWS)
 
DurationFebruary 20 (Entered basin) – March 2
Peak intensity165 km/h (105 mph) (10-min);
≤935 hPa (mbar)

See also

  • Atlantic hurricane seasons: 1976, 1977
  • Eastern Pacific hurricane seasons: 1976, 1977
  • Western Pacific typhoon seasons: 1976, 1977
  • North Indian Ocean cyclone seasons: 1976, 1977

References

  1. Dick DeAngelis (March 1977). "Hurricane Alley". Mariners Weather Log. 21 (2). National Oceanic and Atmospheric Administration: 92.
  2. Hurricane Clarence, 1-16 January. National Climatic Data Center (Report). Global tropical/extratropical cyclone climatic atlas. 1996. Retrieved January 31, 2019.
  3. Shugart, H. H.; Macko, S. A.; Lesolle, P.; Szuba, T. A.; Mukelabai, M. M.; Dowty, P.; Swap, R. J. (2004). "The SAFARI 2000 - Kalahari Transect Wet Season Campaign of year 2000". Global Change Biology. 10 (3): 273–280. Bibcode:2004GCBio..10..273S. doi:10.1111/j.1365-2486.2004.00732.x. S2CID 85391768.
  4. Grobler, Roger R. (2003). A framework for modelling losses arising from natural catastrophes in South Africa (MCom thesis). University of Pretoria. hdl:2263/23749. Retrieved 2022-11-17.
  5. Hurricane Fifi, 25 January-10 February. National Climatic Data Center (Report). Global tropical/extratropical cyclone climatic atlas. 1996. Retrieved January 31, 2019.
  6. "Le "club des 500 mm"" (in French). Meteo-France. Retrieved January 31, 2019.
  7. Hurricane Hervea, 10 February-3 March. National Climatic Data Center (Report). Global tropical/extratropical cyclone climatic atlas. 1996. Retrieved February 7, 2019.
1970–1979 South-West Indian Ocean cyclone seasons
Tropical cyclones in 1976 and 1977
Cyclones
Hurricanes
Typhoons
Non-seasonal lists
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