Tornadoes in Dallas County
The Storm Prediction Center records 61 tornadoes whose paths touched Dallas County, Iowa between 1955 and 2024. None of them is recorded as having killed anyone. The busiest month is May, with 31 tornadoes. The strongest was an F4 on 27 May 1995. The most recent was on 24 May 2024.
- 61tornadoes
- 0deaths
- 91injuries
- 1,037per 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 Dallas County?
| Rating | Tornadoes | Share |
|---|---|---|
| F0 / EF0 | 36 | 59% |
| F1 / EF1 | 11 | 18% |
| F2 / EF2 | 7 | 11% |
| F3 / EF3 | 1 | 2% |
| F4 / EF4 | 3 | 5% |
| F5 / EF5 | 0 | 0% |
| Unknown rating | 3 | 5% |
Dallas County tornadoes over time
The 2020s only run to 2024, so that bar is for a shorter period. The record starts in 1950.
Show the numbers
| Period | Count |
|---|---|
| 1950s | 2 |
| 1960s | 5 |
| 1970s | 6 |
| 1980s | 12 |
| 1990s | 8 |
| 2000s | 14 |
| 2010s | 8 |
| 2020s | 6 |
Show the numbers
| Period | Count |
|---|---|
| Jan | 0 |
| Feb | 0 |
| Mar | 2 |
| Apr | 6 |
| May | 31 |
| Jun | 13 |
| Jul | 3 |
| Aug | 1 |
| Sep | 2 |
| Oct | 1 |
| Nov | 2 |
| Dec | 0 |
Records for Dallas County
- Strongest and Longest path: Creston, Iowa tornado27 May 1995, F4, 2 injuries, 57 miles long
- Most recent: Iowa tornado24 May 2024, EF0, 9.2 miles long
Notable tornadoes in Dallas County
- Creston, Iowa tornado27 May 1995, F4, 2 injuries, 57 miles long
- Waukee, Iowa tornado8 April 1999, F4, 1 injury, 56 miles long
- Adair, Iowa tornado10 May 1959, F4, 1 injury, 41.1 miles long
Many of these tornadoes killed or injured people. The numbers are the official record's, and they may be revised.