Storm history › South Indian Ocean
1973 South Indian Ocean cyclone season
The 1973 South Indian Ocean season had 8 storms of tropical-storm strength or more, 3 of them cyclones and 0 major (Category 3 or stronger).
The first storm was tracked from November 26, 1972 and the last ended on May 9, 1973. The strongest by wind was Cyclone Kerry (1973), at 100 mph (155 km/h). The season's accumulated cyclone energy (ACE) was 18.4.
- Storms
- 8
- Cyclones
- 3
- Major
- 0
- Category 5
- 0
- ACE
- 18.4
DepressionTropical stormCat 1Cat 2Cat 3Cat 4Cat 5
Storms
| Storm | Dates | Peak |
|---|---|---|
| Storm Ariane | Nov 26 – Dec 2 | — |
| Storm Ariane | Dec 1 – Dec 5 | — |
| Storm Beatrice / Ivy | Dec 7 – Dec 25 | — |
| Storm Charlotte | Jan 2 – Jan 12 | — |
| Cyclone Jean | Jan 10 – Jan 17 | 90 mph |
| Storm Dorothee | Jan 10 – Jan 16 | — |
| Storm Emmanuelle | Jan 17 – Jan 21 | — |
| Storm Faustine | Jan 17 – Jan 22 | — |
| Cyclone Kerry | Jan 19 – Jan 24 | 100 mph |
| Storm Gertrude / Leila | Jan 21 – Feb 3 | — |
| Storm Hortense | Jan 24 – Feb 5 | — |
| Tropical Storm Maud | Jan 28 – Jan 31 | 50 mph |
| Storm Jessy | Feb 14 – Feb 27 | — |
| Storm Isis | Feb 14 – Feb 19 | — |
| Storm Kitty | Feb 25 – Mar 5 | — |
| Storm Lydie | Mar 4 – Mar 16 | — |
| Tropical Storm Nellie | Mar 13 – Mar 23 | 70 mph |
| Tropical Storm Bella | Mar 19 – Mar 25 | 45 mph |
| Tropical Storm Paula | Mar 25 – Apr 1 | 40 mph |
| Storm Roma | Apr 18 – Apr 23 | — |
| Cyclone Flores | Apr 26 – Apr 30 | 90 mph |
| Tropical Storm Marcelle | Apr 28 – May 9 | 70 mph |
| Unnamed storm 23, 1973 South Indian Ocean | May 1 – May 6 | — |