Tornadoes in Cass County
The Storm Prediction Center records 42 tornadoes whose paths touched Cass County, Missouri between 1955 and 2025. They killed 4 people and injured 42. The busiest month is May, with 14 tornadoes. The strongest was an F3 on 4 May 1977. The most recent was on 11 July 2025.
- 42tornadoes
- 4deaths
- 42injuries
- 603per 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 Cass County?
| Rating | Tornadoes | Share |
|---|---|---|
| F0 / EF0 | 23 | 55% |
| F1 / EF1 | 11 | 26% |
| F2 / EF2 | 4 | 10% |
| F3 / EF3 | 4 | 10% |
| F4 / EF4 | 0 | 0% |
| F5 / EF5 | 0 | 0% |
| Unknown rating | 0 | 0% |
Cass 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 | 2 |
| 1960s | 14 |
| 1970s | 1 |
| 1980s | 4 |
| 2000s | 9 |
| 2010s | 9 |
| 2020s | 3 |
Show the numbers
| Period | Count |
|---|---|
| Jan | 0 |
| Feb | 1 |
| Mar | 2 |
| Apr | 9 |
| May | 14 |
| Jun | 9 |
| Jul | 3 |
| Aug | 1 |
| Sep | 3 |
| Oct | 0 |
| Nov | 0 |
| Dec | 0 |
Records for Cass County
- Deadliest and Strongest and Longest path: Merwin, Missouri tornado4 May 1977, F3, 2 deaths, 15 injuries, 29.8 miles long
- Most recent: Missouri tornado11 July 2025, EF0, 0.9 miles long
Notable tornadoes in Cass County
- Merwin, Missouri tornado4 May 1977, F3, 2 deaths, 15 injuries, 29.8 miles long
- Peculiar, Missouri tornado12 April 1964, F3, 1 death, 10 injuries, 19.5 miles long
Many of these tornadoes killed or injured people. The numbers are the official record's, and they may be revised.