1980–81 South-West Indian Ocean cyclone season
1980–81 South-West Indian Ocean cyclone season
| |
| Season summary map |
| First system formed |
November 8, 1980 |
| Last system dissipated |
May 4, 1981 |
| Strongest storm1 |
Alice-Adelaide – 940 hPa (mbar), 205 km/h (125 mph) (10-minute sustained) |
| Total fatalities |
Unknown |
| Total damage |
Unknown |
| 1Strongest storm is determined by lowest pressure |
South-West Indian Ocean tropical cyclone seasons
1978–79, 1979–80, 1980–81, 1981–82, 1982–83 |
| Related articles |
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The 1980–81 South-West Indian Ocean cyclone season was an average cyclone season.
Storms
Intense Tropical Cyclone Alice-Adelaide
| Intense tropical cyclone (MFR) |
| Category 3 tropical cyclone (SSHWS) |
|
|
| Duration |
November 3 – November 14 |
| Peak intensity |
185 km/h (115 mph) (10-min) 940 hPa (mbar) |
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
| 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
| Tropical cyclone (MFR) |
| Category 1 tropical cyclone (SSHWS) |
|
|
| Duration |
November 24 – December 9 |
| Peak intensity |
140 km/h (85 mph) (10-min) 965 hPa (mbar) |
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
| Tropical depression (MFR) |
| Tropical storm (SSHWS) |
|
|
| Duration |
December 17 – December 19 |
| Peak intensity |
55 km/h (35 mph) (10-min) |
Diana existed from December 7 to December 19.
Tropical Depression Edwige
| Tropical depression (MFR) |
| Tropical storm (SSHWS) |
|
|
| Duration |
December 28 – January 1 |
| Peak intensity |
55 km/h (35 mph) (10-min) |
Edwige brushed Madagascar.
Intense Tropical Cyclone Florine
| Intense tropical cyclone (MFR) |
| Category 3 tropical cyclone (SSHWS) |
|
|
| Duration |
January 3 – January 11 |
| Peak intensity |
185 km/h (115 mph) (10-min) |
Florine existed from January 3 to January 11.
Moderate Tropical Storm Gaelle
| Moderate tropical storm (MFR) |
| Tropical storm (SSHWS) |
|
|
| Duration |
January 14 – January 18 |
| Peak intensity |
75 km/h (45 mph) (10-min) |
Gaelle existed from January 14 to January 18.
Moderate Tropical Storm Helyette
| Moderate tropical storm (MFR) |
| Tropical storm (SSHWS) |
|
|
| Duration |
January 28 – February 6 |
| Peak intensity |
75 km/h (45 mph) (10-min) |
Helyette made landfall in Madagascar.
Severe Tropical Storm Iadine
| Severe tropical storm (MFR) |
| Tropical storm (SSHWS) |
|
|
| Duration |
February 16 – February 25 |
| Peak intensity |
95 km/h (60 mph) (10-min) |
Iadine also made landfall in Madagascar.
Cyclone Johanne
Johanne existed from March 1 to March 11.
Cyclone Klara
Klara existed from March 28 to April 8.
Cyclone Lisa
Lisa existed from April 6 to April 16.
See also
- 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
