1980–81 South-West Indian Ocean cyclone season

From Wikipedia, the free encyclopedia
Jump to: navigation, search
1980–81 South-West Indian Ocean cyclone season
Season summary map
First system formed November 8, 1980
Last system dissipated May 4, 1981
Strongest storm Alice-Adelaide – 940 hPa (mbar), 205 km/h (125 mph) (10-minute sustained)
Total fatalities Unknown
Total damage Unknown
South-West Indian Ocean tropical cyclone seasons
1978–79, 1979–80, 1980–81, 1981–82, 1982–83
Related articles

The 1980–81 South-West Indian Ocean cyclone season was an average cyclone season.

Storms[edit]

Intense Tropical Cyclone Alice-Adelaide[edit]

Intense tropical cyclone (MFR)
Category 3 tropical cyclone (SSHWS)
Duration November 3 – November 14
Peak intensity 185 km/h (115 mph) (10-min)  940 mbar (hPa)

Formed on November 3, just south of Selat Mentawai then moved southwestward before reaching a peak intensity of 110 knots (125 mph, 205 km/h) and a minimum pressure of 940.0 hectopascals (27.76 inHg) on November 8. On November 12 the storm began to move northwestward and two days later dissipated over the open Indian Ocean.

Moderate Tropical Storm Bettina[edit]

Moderate tropical storm (MFR)
Tropical storm (SSHWS)
Duration November 22 – December 1
Peak intensity 85 km/h (50 mph) (10-min) 

Bettina formed on November 22, over the central Indian Ocean. It moved south-southwestward and reached a peak intensity of 50 knots (60 mph, 90 km/h) on November 26. It made landfall as a tropical storm over Mozambique and weakened shortly after on December 1.

Tropical Cyclone Bert-Christe[edit]

Tropical cyclone (MFR)
Category 1 tropical cyclone (SSHWS)
Duration November 24 – December 9
Peak intensity 140 km/h (85 mph) (10-min)  965 mbar (hPa)

Formed on November 24 over the open Indian Ocean it moved in a mostly southwest direction, though it did curve a few times. It reached a peak intensity of 80 knots (90 mph, 150 km/h) and a pressure of 965.0 hectopascals (28.50 inHg) on November 29. Christe made landfall on Madagascar on December 9 as a tropical depression.

Tropical Depression Diana[edit]

Tropical depression (MFR)
Tropical storm (SSHWS)
Clockwise vortex
Duration December 17 – December 19
Peak intensity 55 km/h (35 mph) (10-min) 

Tropical Depression Edwige[edit]

Tropical depression (MFR)
Tropical storm (SSHWS)
Duration December 28 – January 1
Peak intensity 55 km/h (35 mph) (10-min) 

Intense Tropical Cyclone Florine[edit]

Intense tropical cyclone (MFR)
Category 3 tropical cyclone (SSHWS)
Duration January 3 – January 11
Peak intensity 185 km/h (115 mph) (10-min) 

Moderate Tropical Storm Gaelle[edit]

Moderate tropical storm (MFR)
Tropical storm (SSHWS)
Duration January 14 – January 18
Peak intensity 75 km/h (45 mph) (10-min) 

Moderate Tropical Storm Helyette[edit]

Moderate tropical storm (MFR)
Tropical storm (SSHWS)
Duration January 28 – February 6
Peak intensity 75 km/h (45 mph) (10-min) 

Severe Tropical Storm Iadine[edit]

Severe tropical storm (MFR)
Tropical storm (SSHWS)
Duration February 16 – February 25
Peak intensity 95 km/h (60 mph) (10-min) 

Cyclone Johanne[edit]

Cyclone Klara[edit]

Cyclone Lisa[edit]

See also[edit]

  • Atlantic hurricane seasons: 1980, 1981
  • Eastern Pacific hurricane seasons: 1980, 1981
  • Western Pacific typhoon seasons: 1980, 1981
  • North Indian Ocean cyclone seasons: 1980, 1981

References[edit]