Tornadoes in Grant County
The Storm Prediction Center records 35 tornadoes whose paths touched Grant County, Minnesota between 1952 and 2025. They killed 1 person and injured 2. The busiest month is June, with 9 tornadoes. The strongest was an EF4 on 8 July 2020. The most recent was on 21 August 2025.
- 35tornadoes
- 1death
- 2injuries
- 639per 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 Grant County?
| Rating | Tornadoes | Share |
|---|---|---|
| F0 / EF0 | 14 | 40% |
| F1 / EF1 | 13 | 37% |
| F2 / EF2 | 4 | 11% |
| F3 / EF3 | 1 | 3% |
| F4 / EF4 | 1 | 3% |
| F5 / EF5 | 0 | 0% |
| Unknown rating | 2 | 6% |
Grant 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 | 1 |
| 1960s | 3 |
| 1970s | 1 |
| 1980s | 5 |
| 1990s | 1 |
| 2000s | 5 |
| 2010s | 7 |
| 2020s | 12 |
Show the numbers
| Period | Count |
|---|---|
| Jan | 0 |
| Feb | 0 |
| Mar | 0 |
| Apr | 1 |
| May | 6 |
| Jun | 9 |
| Jul | 8 |
| Aug | 9 |
| Sep | 2 |
| Oct | 0 |
| Nov | 0 |
| Dec | 0 |
Records for Grant County
- Deadliest and Strongest: Ashby, Minnesota tornado8 July 2020, EF4, 1 death, 2 injuries, 8.9 miles long
- Longest path: Minnesota tornado7 August 2010, EF1, 21 miles long
- Most recent: Minnesota tornado21 August 2025, Unknown rating, 0.3 miles long
Notable tornadoes in Grant County
- Ashby, Minnesota tornado8 July 2020, EF4, 1 death, 2 injuries, 8.9 miles long
Many of these tornadoes killed or injured people. The numbers are the official record's, and they may be revised.