Twin Falls County, Idaho tornadoes

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12 confirmed tornadoes since NOAA records began in 1950 (the first here in 1957). Most recent: May 7, 2019, EF0. 2026 so far: 0 preliminary reports preliminary

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Every tornado path in the county

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(E)F0(E)F1(E)F2(E)F3(E)F4(E)F5Unrated

Each path is a straight line from where the tornado started to where it ended, which is all most NOAA records hold. Tap a path for its details.

At a glance

Total121950 to 2025
Per year0.2average since 1950
Peak monthMarch3 of 12
StrongestF1Jun 5, 1957
Deaths0whole paths, see note
Injuries0whole paths, see note

Deaths and injuries are NOAA's totals for each tornado's whole path, which can extend beyond Twin Falls County.

When tornadoes hit here

By month

30 Jan: 0Feb: 0Mar: 3Apr: 1May: 2Jun: 2Jul: 1Aug: 0Sep: 3Oct: 0Nov: 0Dec: 0JanFebMarAprMayJunJulAugSepOctNovDec

March is the peak month, with 3 of 12 tornadoes.

By time of day

40 12 AM: 0: 0: 03 AM: 0: 0: 06 AM: 0: 0: 09 AM: 0: 0: 012 PM: 0: 0: 23 PM: 2: 4: 06 PM: 1: 0: 19 PM: 1: 1: 012 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM

Most often around 4:00 PM. Times as recorded by NOAA, mostly Central Standard Time.

By year, 1950 to 2025

20 1950: 0: 0: 0: 0: 0: 0: 0: 1: 0: 01960: 0: 0: 0: 0: 0: 0: 0: 0: 0: 01970: 0: 0: 0: 0: 0: 0: 0: 0: 0: 01980: 0: 0: 0: 0: 0: 1: 1: 0: 0: 01990: 2: 1: 0: 2: 0: 0: 0: 0: 1: 02000: 0: 0: 0: 0: 0: 0: 0: 0: 1: 02010: 0: 1: 0: 0: 0: 0: 0: 0: 0: 12020: 0: 0: 0: 0: 0: 019501960197019801990200020102020

The line is the five-year average. Tornadoes before about 1953 were under-reported, and better radar since the 1990s finds more weak ones.

By rating

EF0
9
EF1
3

Ratings before February 2007 use the original F scale; the numbers line up with today's EF scale. Unknown means NOAA could not assign a rating.

Notable tornadoes

Strongest

F1, June 5, 1957

0.1 mile path Longest path

7.36 miles, EF0

March 16, 2011, whole path Widest

60 yards, F1

June 24, 1986

All 12 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
May 7, 2019EF01.51 mi10 yd00
Mar 16, 2011EF07.36 mi10 yd00
Jul 22, 2008EF01 mi25 yd00
May 12, 1998F01 mi50 yd00
Mar 17, 1993F00.1 mi10 yd00
Mar 17, 1993F00.1 mi10 yd00
Sep 10, 1991F00.1 mi20 yd00
Sep 3, 1990F00.1 mi10 yd00
Apr 20, 1990F00.2 mi10 yd00
Jun 24, 1986F10.5 mi60 yd00
Sep 8, 1985F10.2 mi10 yd00
Jun 5, 1957F10.1 mi10 yd00

Nearby counties

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Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025, and SPC preliminary reports for 2026. Page built October 12, 2026.