2011 Atlantic hurricane season
The 2011 Atlantic season had 19 storms of tropical-storm strength or more, 7 of them hurricanes and 4 major (Category 3 or stronger).
The first storm was tracked from June 28, 2011 and the last ended on November 12, 2011. The strongest by wind was Hurricane Katia (2011), at 140 mph (220 km/h). The season's accumulated cyclone energy (ACE) was 126.3.
- Storms
- 19
- Hurricanes
- 7
- Major
- 4
- Category 5
- 0
- ACE
- 126.3
DepressionTropical stormCat 1Cat 2Cat 3Cat 4Cat 5
Storms
| Storm | Dates | Peak |
|---|---|---|
| Tropical Storm Arlene | Jun 28 – Jul 1 | 65 mph |
| Tropical Storm Bret | Jul 16 – Jul 23 | 70 mph |
| Tropical Storm Cindy | Jul 20 – Jul 23 | 70 mph |
| Tropical Storm Don | Jul 27 – Jul 30 | 50 mph |
| Tropical Storm Emily | Aug 2 – Aug 7 | 50 mph |
| Tropical Storm Franklin | Aug 12 – Aug 16 | 45 mph |
| Tropical Storm Gert | Aug 13 – Aug 17 | 65 mph |
| Tropical Storm Harvey | Aug 19 – Aug 22 | 65 mph |
| Hurricane Irene | Aug 21 – Aug 30 | 120 mph |
| Unnamed tropical depression 10, 2011 Atlantic | Aug 25 – Aug 27 | 35 mph |
| Tropical Storm Jose | Aug 26 – Aug 29 | 45 mph |
| Hurricane Katia | Aug 28 – Sep 12 | 140 mph |
| Unnamed tropical storm 13, 2011 Atlantic | Aug 31 – Sep 3 | 45 mph |
| Tropical Storm Lee | Sep 2 – Sep 6 | 60 mph |
| Hurricane Maria | Sep 6 – Sep 16 | 80 mph |
| Hurricane Nate | Sep 6 – Sep 12 | 75 mph |
| Hurricane Ophelia | Sep 20 – Oct 4 | 140 mph |
| Hurricane Philippe | Sep 23 – Oct 9 | 90 mph |
| Hurricane Rina | Oct 22 – Oct 29 | 115 mph |
| Tropical Storm Sean | Nov 6 – Nov 12 | 65 mph |