Tornadoes in St. Clair County
The Storm Prediction Center records 27 tornadoes whose paths touched St. Clair County, Missouri between 1962 and 2025. They killed 3 people and injured 21. The busiest month is May, with 12 tornadoes. The strongest was an F3 on 15 March 1982. The most recent was on 19 May 2025.
- 27tornadoes
- 3deaths
- 21injuries
- 400per 10,000 sq mi of land
A tornado that crossed several counties counts in each one, so county counts add up to more than the state's.
How strong were the tornadoes in St. Clair County?
| Rating | Tornadoes | Share |
|---|---|---|
| F0 / EF0 | 11 | 41% |
| F1 / EF1 | 10 | 37% |
| F2 / EF2 | 3 | 11% |
| F3 / EF3 | 3 | 11% |
| F4 / EF4 | 0 | 0% |
| F5 / EF5 | 0 | 0% |
| Unknown rating | 0 | 0% |
St. Clair County tornadoes over time
The 2020s only run to 2025, so that bar is for a shorter period. The record starts in 1950.
Show the numbers
| Period | Count |
|---|---|
| 1960s | 1 |
| 1970s | 6 |
| 1980s | 3 |
| 1990s | 3 |
| 2000s | 6 |
| 2010s | 5 |
| 2020s | 3 |
Show the numbers
| Period | Count |
|---|---|
| Jan | 2 |
| Feb | 0 |
| Mar | 3 |
| Apr | 7 |
| May | 12 |
| Jun | 2 |
| Jul | 1 |
| Aug | 0 |
| Sep | 0 |
| Oct | 0 |
| Nov | 0 |
| Dec | 0 |
Records for St. Clair County
- Deadliest and Strongest and Longest path: Girard, Kansas tornado15 March 1982, F3, 2 deaths, 8 injuries, 70 miles long
- Most recent: Missouri tornado19 May 2025, EF1, 4.6 miles long
Notable tornadoes in St. Clair County
- Girard, Kansas tornado15 March 1982, F3, 2 deaths, 8 injuries, 70 miles long
Many of these tornadoes killed or injured people. The numbers are the official record's, and they may be revised.