Tornadoes in Kendall County
The Storm Prediction Center records 35 tornadoes whose paths touched Kendall County, Illinois between 1954 and 2025. They killed 30 people and injured 361. The busiest month is July, with 10 tornadoes. The strongest was an F5 on 28 August 1990. The most recent was on 14 March 2025.
- 35tornadoes
- 30deaths
- 361injuries
- 1,093per 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 Kendall County?
| Rating | Tornadoes | Share |
|---|---|---|
| F0 / EF0 | 21 | 60% |
| F1 / EF1 | 7 | 20% |
| F2 / EF2 | 2 | 6% |
| F3 / EF3 | 3 | 9% |
| F4 / EF4 | 0 | 0% |
| F5 / EF5 | 1 | 3% |
| Unknown rating | 1 | 3% |
Kendall 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 |
|---|---|
| 1950s | 3 |
| 1970s | 5 |
| 1980s | 3 |
| 1990s | 2 |
| 2000s | 4 |
| 2010s | 2 |
| 2020s | 16 |
Show the numbers
| Period | Count |
|---|---|
| Jan | 0 |
| Feb | 1 |
| Mar | 5 |
| Apr | 2 |
| May | 7 |
| Jun | 5 |
| Jul | 10 |
| Aug | 3 |
| Sep | 1 |
| Oct | 0 |
| Nov | 1 |
| Dec | 0 |
Records for Kendall County
- Deadliest and Strongest: Joliet, Illinois tornado28 August 1990, F5, 29 deaths, 350 injuries, 16.4 miles long
- Longest path: Illinois tornado17 July 1972, F3, 81.5 miles long
- Most recent: Illinois tornado14 March 2025, EF0, 3.6 miles long
Notable tornadoes in Kendall County
- Joliet, Illinois tornado28 August 1990, F5, 29 deaths, 350 injuries, 16.4 miles long
- Plainfield, Illinois tornado27 April 1984, F3, 1 death, 5 injuries, 9 miles long
Many of these tornadoes killed or injured people. The numbers are the official record's, and they may be revised.