Evans, CO Tornado History — 198 Tornadoes Since 1950
How many tornadoes has Evans, CO had?
Evans has had 198 tornadoes on record within 25 miles since 1950, including 3 strong to violent (EF3+) tornadoes.
When was the most recent tornado near Evans?
The most recent tornado within 25 miles of Evans was an Unrated on July 14, 2025.
When is tornado season in Evans?
June is historically the peak month for tornadoes near Evans, with 69 on record. April through June account for 128 of the 198 tornadoes on record near Evans.
At a Glance
Recent Tornado Activity Near Evans
The last 20 years of confirmed tornadoes within 25 miles — 42 total, averaging 2.1 per year over this window.
Preliminary tornado reports near Evans since December 29, 2025
This is a preliminary report, not confirmed tornadoes. It has not yet been through an NWS damage survey, and is not counted in the confirmed totals above.
Preliminary reports are revised, merged, and sometimes withdrawn — historically about 23% are consolidated downward once surveys complete. Ratings are omitted until a survey assigns one.
Confirmed records above are complete through December 29, 2025. NOAA publishes the confirmed archive annually, so tornadoes after that date appear here first and move into the totals above once finalized.
(BOU)
Within 25 miles of Evans. Quoted text is the report narrative exactly as filed. Source: NOAA Storm Prediction Center preliminary storm reports, updated daily.
What storm spotters reported near Evans
One local storm report has been filed within 25 miles of Evans and since confirmed into the NOAA archive, the earliest on July 14, 2025 and the most recent on July 14, 2025. It is already counted in the Evans totals above; quoted below is the narrative the reporting office filed at the time.
Location estimated. (BOU)
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 Evans
1 fatality has been recorded within 25 miles of Evans since 1950, across 1 event. 88 injuries have been reported across all events. 2008 was the deadliest year on record near Evans.
The deadliest single event was an EF3 on May 22, 2008, which caused 1 fatality along a 38.7-mile track.
Notable Tornadoes Near Evans
What the record shows near Evans
The 1990s were the busiest decade near Evans, with 50 of the 198 confirmed tornadoes within 25 miles; the 2020s have produced 10 so far. The Evans record runs from the 1950s to today.
Of the tornadoes rated near Evans, 179 reached EF0 or EF1 and 16 reached EF2 or stronger. The most intense on record near Evans is rated EF3, of which 3 are logged. A further 3 near Evans are unrated — events NOAA logged before a damage survey assigned a scale.
Across the last 20 years Evans has averaged 2.1 confirmed tornadoes a year within 25 miles, 42 in total. 2007 was the busiest of them with 6, and 5 of those years passed with none at all.