1976–77 South-West Indian Ocean cyclone season

1976–77 South-West Indian Ocean cyclone season
Season summary map
First system formed 3 October 1976
Last system dissipated 2 March 1977
Strongest storm1 Jack-Io – 935 hPa (mbar), (1-minute sustained)
Total depressions 11
Total storms 8
Tropical cyclones 2
Total fatalities Unknown
Total damage Unknown
1Strongest storm is determined by lowest pressure
South-West Indian Ocean tropical cyclone seasons
1974–75, 1975–76, 1976–77, 1977–78, 1978–79
Related articles

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.

Storms

Moderate Tropical Storm Agathe

Moderate tropical storm (MFR)
Tropical storm (SSHWS)
Clockwise vortex
Duration October 3 – October 14
Peak intensity 65 km/h (40 mph) (10-min)  995 hPa (mbar)

Severe Tropical Storm Brigitta

Severe tropical storm (MFR)
Tropical storm (SSHWS)
Clockwise vortex
Duration November 16 – December 1
Peak intensity 100 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.[1]

Cyclone Clarence

Tropical cyclone (MFR)
Category 4 tropical cyclone (SSHWS)
Duration January 5 (Entered basin) – January 16
Peak intensity 130 km/h (80 mph) (10-min)  960 hPa (mbar)

Moderate Tropical Storm Domitile

Moderate tropical storm (MFR)
Tropical storm (SSHWS)
Clockwise vortex
Duration January 18 – January 23
Peak intensity 65 km/h (40 mph) (10-min)  992 hPa (mbar)

Severe Tropical Storm Emilie

Severe tropical storm (MFR)
Tropical storm (SSHWS)
Clockwise vortex
Duration January 28 – February 5
Peak intensity 100 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.[2][3]

Tropical Cyclone Fifi

Tropical cyclone (MFR)
Category 1 tropical cyclone (SSHWS)
Clockwise vortex
Duration January 29 – February 10
Peak intensity 120 km/h (75 mph) (10-min)  985 hPa (mbar)

Tropical Depression Gilda

Tropical depression (MFR)
Tropical storm (SSHWS)
Clockwise vortex
Duration February 4 (Entered basin) – February 9
Peak intensity 55 km/h (35 mph) (10-min)  1000 hPa (mbar)

Severe Tropical Storm Hervea

Severe tropical storm (MFR)
Category 1 tropical cyclone (SSHWS)
Duration February 10 – March 3
Peak intensity 110 km/h (70 mph) (10-min)  970 hPa (mbar)

Intense Tropical Cyclone Jack-Io

Intense tropical cyclone (MFR)
Category 3 tropical cyclone (SSHWS)
Duration February 20 (Entered basin) – March 2
Peak intensity 165 km/h (105 mph) (10-min) ≤ 935 hPa (mbar)

See also

References

  1. ↑ Dick DeAngelis (March 1977). "Hurricane Alley". Mariners Weather Log. National Oceanic and Atmospheric Administration. 21 (2): 92.
  2. ↑
  3. ↑ "Archived copy" (PDF). Archived from the original (PDF) on 2010-06-02. Retrieved 2011-05-25.
This article is issued from Wikipedia - version of the 9/14/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.