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The 1975–76 South-West Indian Ocean cyclone season was a below-average cyclone season. The season officially ran from November 1, 1975, to April 30, 1976.
| 1975–76 South-West Indian Ocean cyclone season | |
|---|---|
 Season summary map | |
| Seasonal boundaries | |
| First system formed | 17 November 1975 |
| Last system dissipated | 12 April 1976 |
| Strongest storm | |
| Name | Terry-Danae |
| • Maximum winds | 175 km/h (110 mph) (10-minute sustained) |
| • Lowest pressure | 964 hPa (mbar) |
| Seasonal statistics | |
| Total disturbances | 8 |
| Total depressions | 6 (record low, tied with 2010–11) |
| Total storms | 6 |
| Tropical cyclones | 1 |
| Intense tropical cyclones | 1 |
| Total fatalities | Unknown |
| Total damage | Unknown |
| Related articles | |
Moderate Tropical Storm Audrey
Moderate Tropical Storm Audrey developed on November 17. Audrey struck Madagascar shortly before dissipating on November 29.
Tropical Cyclone Barbara
Severe Tropical Storm Barbara developed on December 3. It made landfall in Madagascar twice before dissipating on December 19.
Very Intense Tropical Cyclone Clotilde
Very Intense Tropical Cyclone Clotilde developed on January 7. It struck Madagascar and continued southeastward in the Indian Ocean before dissipating on January 21.
Very Intense Tropical Cyclone Terry–Danae
Cyclone Danae first affected Agaléga, where the storm destroyed the wind gauge. Winds were estimated at over 240 km/h (150 mph). The storm also produced high waves that affected the northern coast of Réunion, flooding coastal roads.[1] Cyclone Danae later struck Madagascar and then hit the east coast of Mozambique and South Africa in late January 1976. 50 people were killed in the flooding that resulted from the heavy rainfall of Cyclone Danae.[2]
In South Africa, rainfall totals reached over 250 mm (9.8 in) in the northeastern portion of the country, which caused widespread river flooding.[3]
Moderate Tropical Storm Ella
Moderate Tropical Storm Ella developed on March 9. It struck Mozambique shortly before dissipating on March 12.
Moderate Tropical Storm Frederique
Tropical Disturbance Frederique existed from March 25 to March 26. It formed shortly before dissipating.
Moderate Tropical Storm Gladys
Moderate Tropical Storm Gladys developed on March 27. It struck Madagascar and later Mozambique. Gladys then moved erratically in the Mozambique Channel before dissipating on April 10.
Moderate Tropical Storm Bert–Heliotrope
Moderate Tropical Storm Bert–Heliotrope existed from April 3 to April 12. It caused no damage or casualties and did not make landfall.
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| Name | Dates | Peak intensity | Areas affected | Damage (USD) |
Deaths | Refs | ||
|---|---|---|---|---|---|---|---|---|
| Category | Wind speed | Pressure | ||||||
| Audrey | November 17 – 29, 1975 | Moderate tropical storm | 85 km/h (50 mph) | 995 hPa (29.38 inHg) | None | None | None | [4] |
| Barbara | December 3 – 19, 1975 | Tropical cyclone | 175 km/h (110 mph) | 980 hPa (28.94 inHg) | None | None | None | [4] |
| Clotilde | January 7 – 21, 1976 | Very Intense Tropical cyclone | 250 km/h (155 mph) | 980 hPa (28.94 inHg) | None | None | None | [4] |
| Terry–Danae | January 10 – 29, 1976 | Very Intense Tropical cyclone | 260 km/h (160 mph) | 955 hPa (28.20 inHg) | None | None | None | [4] |
| Elsa | March 9 - 12, 1976 | Moderate tropical storm | 85 km/h (50 mph) | 995 hPa (29.38 inHg) | None | None | None | [4] |
| Frederique | March 25 – 26, 1976 | Moderate tropical storm | 75 km/h (45 mph) | 1005 hPa (29.68 inHg) | None | None | None | [4] |
| Gladys | March 27 – April 10, 1976 | Moderate tropical storm | 85 km/h (50 mph) | 998 hPa (29.47 inHg) | None | None | None | [4] |
| Bert–Heliotrope | April 3 – 12, 1976 | Moderate tropical storm | 85 km/h (50 mph) | 1000 hPa (29.53 inHg) | None | None | None | [4] |
| Carol | May 3 – 9, 1976 | Moderate tropical storm | 85 km/h (50 mph) | 992 hPa (29.29 inHg) | None | None | None | [5] |
| Season aggregates | ||||||||
| 8 systems | 260 km/h (160 mph) | 955 hPa (28.20 inHg) | ||||||
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