Tornadoes in Riverside County
The Storm Prediction Center records 28 tornadoes whose paths touched Riverside County, California between 1955 and 2022. None of them is recorded as having killed anyone. The busiest month is August, with 6 tornadoes. The strongest was an F3 on 9 February 1978. The most recent was on 8 October 2022.
- 28tornadoes
- 0deaths
- 10injuries
- 39per 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 Riverside County?
| Rating | Tornadoes | Share |
|---|---|---|
| F0 / EF0 | 20 | 71% |
| F1 / EF1 | 4 | 14% |
| F2 / EF2 | 1 | 4% |
| F3 / EF3 | 2 | 7% |
| F4 / EF4 | 0 | 0% |
| F5 / EF5 | 0 | 0% |
| Unknown rating | 1 | 4% |
Riverside County tornadoes over time
The 2020s only run to 2022, so that bar is for a shorter period. The record starts in 1950.
Show the numbers
| Period | Count |
|---|---|
| 1950s | 1 |
| 1970s | 3 |
| 1980s | 2 |
| 1990s | 4 |
| 2000s | 9 |
| 2010s | 7 |
| 2020s | 2 |
Show the numbers
| Period | Count |
|---|---|
| Jan | 3 |
| Feb | 3 |
| Mar | 1 |
| Apr | 2 |
| May | 5 |
| Jun | 0 |
| Jul | 3 |
| Aug | 6 |
| Sep | 2 |
| Oct | 2 |
| Nov | 0 |
| Dec | 1 |
Records for Riverside County
- Strongest: California tornado9 February 1978, F3, 6 injuries, 2 miles long
- Longest path: California tornado21 January 2010, EF0, 14.3 miles long
- Most recent: California tornado8 October 2022, EF0, 1.6 miles long
Many of these tornadoes killed or injured people. The numbers are the official record's, and they may be revised.