Tornadoes in 2011
The Storm Prediction Center recorded 1,704 tornadoes in 2011, against an average of 967 a year from 1950 to 2025. It was the number 4 busiest year in the record. They killed 553 people and injured 5,484. The busiest month was April (766), and the busiest single day was 27 April 2011, with 210.
- 1,704tornadoes
- 553deaths
- 5,484injuries
- 210on the busiest day (27 April 2011)
Tornadoes in 2011 were rated on the Enhanced Fujita (EF) scale. Counts of weak tornadoes in particular depend on how many were spotted and reported, which has changed over the decades, so compare years with care.
How strong were the tornadoes of 2011?
| Rating | Tornadoes | Share |
|---|---|---|
| F0 / EF0 | 796 | 47% |
| F1 / EF1 | 625 | 37% |
| F2 / EF2 | 199 | 12% |
| F3 / EF3 | 61 | 4% |
| F4 / EF4 | 17 | <1% |
| F5 / EF5 | 6 | <1% |
| Unknown rating | 0 | 0% |
Show the numbers
| Period | Count |
|---|---|
| Jan | 16 |
| Feb | 64 |
| Mar | 75 |
| Apr | 766 |
| May | 328 |
| Jun | 160 |
| Jul | 101 |
| Aug | 57 |
| Sep | 52 |
| Oct | 23 |
| Nov | 47 |
| Dec | 15 |
Deadliest tornadoes of 2011
- Joplin, Missouri tornado22 May 2011, EF5, 158 deaths, 1,150 injuries, 21.6 miles long
- Athens, Alabama tornado27 April 2011, EF5, 72 deaths, 145 injuries, 132 miles long
- Tuscaloosa, Alabama tornado27 April 2011, EF4, 64 deaths, 1,500 injuries, 80.7 miles long
Strongest tornadoes of 2011
- Joplin, Missouri tornado22 May 2011, EF5, 158 deaths, 1,150 injuries, 21.6 miles long
- Athens, Alabama tornado27 April 2011, EF5, 72 deaths, 145 injuries, 132 miles long
- Lakeview, Alabama tornado27 April 2011, EF5, 25 deaths, 33.7 miles long
Many of these tornadoes killed or injured people. The numbers are the official record's, and they may be revised.
Where the 2011 tornadoes started
- Alabama (140)
- Oklahoma (118)
- Texas (103)
- Tennessee (98)
- Mississippi (94)