Riverton, UT Tornado History — 25 Tornadoes Since 1950
How many tornadoes has Riverton, UT had?
Riverton has had 25 tornadoes on record within 25 miles since 1950.
When was the most recent tornado near Riverton?
The most recent tornado within 25 miles of Riverton was an EF1 on September 2, 2021.
When is tornado season in Riverton?
September is historically the peak month for tornadoes near Riverton, with 6 on record. April through June account for 6 of the 25 tornadoes on record near Riverton.
At a Glance
Recent Tornado Activity Near Riverton
The last 20 years of confirmed tornadoes within 25 miles — 2 total, averaging 0.1 per year over this window.
What storm spotters reported near Riverton
One local storm report has been filed within 25 miles of Riverton and since confirmed into the NOAA archive, the earliest on May 29, 2025 and the most recent on May 29, 2025. It is already counted in the Riverton totals above; quoted below is the narrative the reporting office filed at the time.
[Landspout] Media sent video received from the public which showed a well defined landspout... with time described as early afternoon. LSR time approximated by satelli (SLC)
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
Casualties on Record Near Riverton
1 fatality has been recorded within 25 miles of Riverton since 1950, across 1 event. 82 injuries have been reported across all events. 1999 was the deadliest year on record near Riverton.
The deadliest single event was an F2 on August 11, 1999, which caused 1 fatality along a 4.3-mile track.
Notable Tornadoes Near Riverton
What the record shows near Riverton
The 1990s were the busiest decade near Riverton, with 10 of the 25 confirmed tornadoes within 25 miles; the 2020s have produced 1 so far. The Riverton record runs from the 1960s to today.
Of the tornadoes rated near Riverton, 22 reached EF0 or EF1 and 3 reached EF2 or stronger. The most intense on record near Riverton is rated EF2, of which 3 are logged.
Across the last 20 years Riverton has averaged 0.1 confirmed tornadoes a year within 25 miles, 2 in total. 2013 was the busiest of them with 1, and 18 of those years passed with none at all.