Storm history › South Indian Ocean
2012 South Indian Ocean cyclone season
The 2012 South Indian Ocean season had 17 storms of tropical-storm strength or more, 9 of them cyclones and 2 major (Category 3 or stronger).
The first storm was tracked from December 2, 2011 and the last ended on June 8, 2012. The strongest by wind was Cyclone Giovanna (2012), at 140 mph (220 km/h). The season's accumulated cyclone energy (ACE) was 124.3.
- Storms
- 17
- Cyclones
- 9
- Major
- 2
- Category 5
- 0
- ACE
- 124.3
DepressionTropical stormCat 1Cat 2Cat 3Cat 4Cat 5
Storms
| Storm | Dates | Peak |
|---|---|---|
| Cyclone Alenga | Dec 2 – Dec 10 | 110 mph |
| Unnamed tropical storm 2, 2012 South Indian Ocean | Dec 2 – Dec 11 | 40 mph |
| Tropical Storm Grant | Dec 23 – Dec 29 | 70 mph |
| Cyclone Benilde | Dec 27 – Jan 9 | 105 mph |
| Tropical Storm Chanda | Jan 5 – Jan 10 | 40 mph |
| Cyclone Heidi | Jan 9 – Jan 13 | 75 mph |
| Tropical Storm Dando | Jan 10 – Jan 18 | 50 mph |
| Cyclone Ethel | Jan 17 – Jan 24 | 80 mph |
| Cyclone Funso | Jan 17 – Feb 1 | 130 mph |
| Cyclone Iggy | Jan 23 – Feb 3 | 80 mph |
| Cyclone Giovanna | Feb 7 – Feb 22 | 140 mph |
| Tropical Storm Hilwa | Feb 11 – Feb 24 | 50 mph |
| Tropical Storm Irina | Feb 25 – Mar 12 | 70 mph |
| Unnamed tropical storm 14, 2012 South Indian Ocean | Feb 28 – Mar 2 | 40 mph |
| Cyclone Joni / Koji | Mar 5 – Mar 15 | 85 mph |
| Cyclone Lua | Mar 10 – Mar 18 | 110 mph |
| Unnamed tropical depression 17, 2012 South Indian Ocean | Mar 11 – Mar 21 | 35 mph |
| Unnamed tropical depression 18, 2012 South Indian Ocean | May 6 – May 9 | 35 mph |
| Tropical Storm Kuena | Jun 3 – Jun 8 | 65 mph |