Riverside, CA Tornado History — 18 Tornadoes Since 1950
How many tornadoes has Riverside, CA had?
Riverside has had 18 tornadoes on record within 25 miles since 1950.
When was the most recent tornado near Riverside?
The most recent tornado within 25 miles of Riverside was an EF0 on October 8, 2022.
When is tornado season in Riverside?
May is historically the peak month for tornadoes near Riverside, with 5 on record. April through June account for 6 of the 18 tornadoes on record near Riverside.
At a Glance
Recent Tornado Activity Near Riverside
The last 20 years of confirmed tornadoes within 25 miles — 8 total, averaging 0.4 per year over this window.
What storm spotters reported near Riverside
One local storm report has been filed within 25 miles of Riverside and since confirmed into the NOAA archive, the earliest on May 9, 2025 and the most recent on May 9, 2025. It is already counted in the Riverside totals above; quoted below is the narrative the reporting office filed at the time.
[Landspout] Time of occurrence is approximate. Dust devil did damage to a carport. (SGX)
Source: National Weather Service and trained-spotter local storm reports, relayed by the NOAA Storm Prediction Center.
Tornadoes by Decade
Tornadoes by Enhanced Fujita Rating
F0–F5 ratings (pre-2007) are grouped with their EF equivalents. The Enhanced Fujita scale replaced the original Fujita scale in February 2007.
Tornadoes by Month
Have any tornadoes near Riverside been fatal?
No fatalities are on record within 25 miles of Riverside from any of the 18 tornadoes since 1950, though 5 injuries have been reported, according to NOAA Storm Prediction Center records.
Notable Tornadoes Near Riverside
What the record shows near Riverside
The 2000s were the busiest decade near Riverside, with 7 of the 18 confirmed tornadoes within 25 miles; the 2020s have produced 1 so far. The Riverside record runs from the 1950s to today.
Of the tornadoes rated near Riverside, 17 reached EF0 or EF1 and 1 reached EF2 or stronger. The most intense on record near Riverside is rated EF2, of which 1 is logged.
Across the last 20 years Riverside has averaged 0.4 confirmed tornadoes a year within 25 miles, 8 in total. 2008 was the busiest of them with 4, and 16 of those years passed with none at all.