Tornadoes in Illinois
Illinois has recorded 3,149 tornadoes since 1950, 6th among the states; 155 were rated F3/EF3 or stronger.
- 3,149tornadoes since 1950
- 155rated F3/EF3 or stronger
- 267deaths along their paths
- 2024most in one year, 142
2025
- Tornadoes on record, by year
Over time
The strongest tornadoes
| Aug 28, 1990 | F5 | Kendall, Will | 29 |
| Dec 18, 1957 | F5 | Perry | 1 |
| Apr 21, 1967 | F4 | Cook | 33 |
| Apr 21, 1967 | F4 | Boone, McHenry | 24 |
| Feb 10, 1959 | F4 | Madison | 21 |
| Dec 18, 1957 | F4 | Jackson, Williamson | 11 |
| May 29, 1982 | F4 | Williamson | 10 |
| Feb 29, 2012 | EF4 | Saline, Gallatin | 8 |
| Feb 24, 1956 | F4 | St. Clair, Clinton | 6 |
| Apr 11, 1965 | F4 | McHenry, Lake | 6 |
| Nov 17, 2013 | EF4 | Tazewell, Woodford | 3 |
| Jun 14, 1957 | F4 | Sangamon | 2 |
| Jun 13, 1976 | F4 | Cook, DuPage | 2 |
| May 6, 2003 | F4 | Pulaski, Massac | 2 |
| Nov 17, 2013 | EF4 | Washington | 2 |
| Apr 9, 2015 | EF4 | Lee, Ogle | 2 |
| Dec 18, 1957 | F4 | Jefferson | 1 |
| Apr 17, 1963 | F4 | Kankakee | 1 |
| Apr 21, 1967 | F4 | McHenry, Lake | 1 |
| Jun 2, 1990 | F4 | Hamilton, Wayne | 1 |
| Feb 28, 2017 | EF4 | Randolph, Jackson | 1 |
| Sep 28, 1972 | F4 | Lake | 0 |
| Mar 20, 1976 | F4 | Macon, Piatt | 0 |
| Jun 29, 1976 | F4 | Peoria | 0 |
| May 5, 1977 | F4 | Logan, De Witt | 0 |
| Jun 29, 1979 | F4 | Will | 0 |
| Mar 29, 1981 | F4 | Whiteside | 0 |
| Apr 3, 1981 | F4 | Madison | 0 |
| Jan 7, 1989 | F4 | Wabash | 0 |
| Jun 2, 1990 | F4 | Wayne, Clay | 0 |
Every county
Counties with any recorded events, highest first.