Twin Falls, ID Tornado History — 21 Tornadoes Since 1950
How many tornadoes has Twin Falls, ID had?
Twin Falls has had 21 tornadoes on record within 25 miles since 1950.
When was the most recent tornado near Twin Falls?
The most recent tornado within 25 miles of Twin Falls was an EF0 on May 7, 2019.
When is tornado season in Twin Falls?
May is historically the peak month for tornadoes near Twin Falls, with 5 on record. Spring through early summer (April–June) generally sees the highest activity across most of the central and southern United States.
At a Glance
Recent Tornado Activity Near Twin Falls
The last 20 years of confirmed tornadoes within 25 miles — 5 total, averaging 0.3 per year over this window.
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 Twin Falls been fatal?
No fatalities are on record within 25 miles of Twin Falls from any of the 21 tornadoes since 1950. NOAA Storm Prediction Center records.
Notable Tornadoes Near Twin Falls
About Tornadoes in Twin Falls
This overview was written April 23, 2026. The tornado counts and notable-event figures elsewhere on this page reflect the latest data and may differ from this summary.
Twin Falls, Idaho has experienced 21 documented tornadoes within a 25-mile radius since 1950, according to NOAA Storm Prediction Center records. The majority of these events have been weak, with 15 rated EF0 and five rated EF1 on the Enhanced Fujita scale, which measures tornado intensity from EF0 (weakest) to EF5 (strongest). Only one tornado reached EF2 strength during this period.
Tornado activity in the Twin Falls area has varied considerably by decade. The 1990s saw the highest concentration with 10 recorded events, followed by the 1980s with five tornadoes. The 1950s, 2000s, and 2010s each recorded between one and four tornadoes. May has been the most active month historically, accounting for five tornadoes, consistent with the spring severe weather season when atmospheric conditions across much of the United States favor tornado development as warm, moist air clashes with cooler air masses.
The costliest tornado on record occurred on June 9, 1990, when an F2-rated tornado caused $27,500 in property damage along a 0.2-mile path with a maximum width of 10 yards. The widest tornado tracked through the area on June 25, 1986, reaching 60 yards across during its half-mile journey, while the longest-track tornado occurred on March 16, 2011, traveling 7.4 miles as an EF0. The most recent tornado was an EF0 event on May 7, 2019, which traveled 1.5 miles.
Notably, there have been no fatalities recorded from any tornado within 25 miles of Twin Falls since 1950. While tornadoes do occur in this region of southern Idaho, the historical record shows they have generally been brief, narrow events with limited damage footprints compared to tornadoes in more tornado-prone regions of the country.