Tornadoes in Lewis County
The Storm Prediction Center records 16 tornadoes whose paths touched Lewis County, Tennessee between 1991 and 2025. They killed 10 people and injured 49. The busiest month is March, with 8 tornadoes. The strongest was an EF3 on 31 March 2023. The most recent was on 20 May 2025.
- 16tornadoes
- 10deaths
- 49injuries
- 567per 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 Lewis County?
| Rating | Tornadoes | Share |
|---|---|---|
| F0 / EF0 | 5 | 31% |
| F1 / EF1 | 5 | 31% |
| F2 / EF2 | 4 | 25% |
| F3 / EF3 | 2 | 13% |
| F4 / EF4 | 0 | 0% |
| F5 / EF5 | 0 | 0% |
| Unknown rating | 0 | 0% |
Lewis 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 |
|---|---|
| 1990s | 4 |
| 2000s | 3 |
| 2010s | 6 |
| 2020s | 3 |
Show the numbers
| Period | Count |
|---|---|
| Jan | 2 |
| Feb | 1 |
| Mar | 8 |
| Apr | 1 |
| May | 3 |
| Jun | 0 |
| Jul | 0 |
| Aug | 0 |
| Sep | 0 |
| Oct | 0 |
| Nov | 0 |
| Dec | 1 |
Records for Lewis County
- Deadliest and Strongest and Longest path: Hornsby, Tennessee tornado31 March 2023, EF3, 9 deaths, 23 injuries, 86 miles long
- Most recent: Tennessee tornado20 May 2025, EF0, 2.7 miles long
Notable tornadoes in Lewis County
- Hornsby, Tennessee tornado31 March 2023, EF3, 9 deaths, 23 injuries, 86 miles long
Many of these tornadoes killed or injured people. The numbers are the official record's, and they may be revised.