Idaho

Storm History: Twin Falls County, Idaho

211 episodes, 277 events since 1957

Every storm the National Weather Service has filed in Twin Falls County, Idaho: floods, hail, damaging wind, tornadoes, winter storms, heat and the rest, with the most serious on record. Events filed by forecast zone count for every county the zone covers.

The record

Events
277
Deaths
3
Injuries
5
Damage
$54 million
Episodes
211

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

Open the live radar over Twin Falls County

Every year

From 1996 the record holds 48 kinds of event with each office’s narrative; before that, tornadoes, hail and thunderstorm wind only, and before 1955 tornadoes alone.

By kind of event

Counted under the kind that heads each episode.

Kind of eventEventsDeathsInjuriesDamage
Heavy Snow5802
Thunderstorm Wind4903$790,000
Hail4800$8,000
High Wind3400$165,000
Flash Flood2400
Tornado2200$583,000
Winter Storm1200
Heavy Rain800$5,000
Blizzard600
Flood400$53 million
Extreme Cold/Wind Chill300
Funnel Cloud200
Wildfire200
Dense Fog200
Debris Flow100
Winter Weather120
Dust Storm110

The deadliest

The costliest

Damage within this county, in the dollars of its year.

The largest hail

The largest stone in each episode, which may have fallen in a neighboring county of the same episode.

Every episode, newest first

More

Tornadoes in Twin Falls CountyEvery warning in Twin Falls County since 1986Every county in Idaho

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24.