Storm history › South Indian Ocean
2017 South Indian Ocean cyclone season
The 2017 South Indian Ocean season had 12 storms of tropical-storm strength or more, 4 of them cyclones and 2 major (Category 3 or stronger). One reached Category 5: Ernie.
The first storm was tracked from July 12, 2016 and the last ended on May 1, 2017. The strongest by wind was Cyclone Ernie (2017), at 160 mph (260 km/h). The season's accumulated cyclone energy (ACE) was 60.8.
- Storms
- 12
- Cyclones
- 4
- Major
- 2
- Category 5
- 1
- ACE
- 60.8
DepressionTropical stormCat 1Cat 2Cat 3Cat 4Cat 5
Storms
| Storm | Dates | Peak |
|---|---|---|
| Tropical Storm Abela | Jul 12 – Jul 20 | 65 mph |
| Tropical Storm Bransby | Oct 3 – Oct 7 | 65 mph |
| Unnamed tropical depression 3, 2017 South Indian Ocean | Dec 18 – Dec 23 | 35 mph |
| Tropical Storm Yvette | Dec 18 – Dec 25 | 60 mph |
| Unnamed tropical storm 5, 2017 South Indian Ocean | Jan 25 – Feb 3 | 60 mph |
| Cyclone Carlos | Feb 2 – Feb 15 | 80 mph |
| Cyclone Dineo | Feb 11 – Feb 17 | 100 mph |
| Cyclone Enawo | Mar 2 – Mar 11 | 150 mph |
| Tropical Storm Fernando | Mar 5 – Mar 16 | 50 mph |
| Unnamed tropical storm 10, 2017 South Indian Ocean | Mar 19 – Mar 23 | 60 mph |
| Tropical Storm Caleb | Mar 21 – Mar 30 | 50 mph |
| Cyclone Ernie | Apr 4 – Apr 11 | 160 mph |
| Unnamed tropical depression 13, 2017 South Indian Ocean | Apr 7 – Apr 15 | 35 mph |
| Tropical Storm Greg | Apr 29 – May 1 | 50 mph |