Thomas County, Kansas tornadoes

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62confirmed tornadoes since NOAA records began in 1950 (the first here in 1951). Most recent: May 11, 2023, EFU. 2026 so far: 1 preliminary report preliminary

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Map

Every tornado path in the county

Tornado paths, 1950 to 2025
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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.

Recent warnings

Recent warnings in Thomas County

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The record

At a glance

Total621950 to 2025
Per year0.8average since 1950
Peak monthMay18 of 62
StrongestF2May 14, 1951
Deaths0whole paths, see note
Injuries5whole paths, see note

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

Seasons

When tornadoes hit here

By month

180 Jan: 0Feb: 0Mar: 0Apr: 7May: 18Jun: 14Jul: 12Aug: 3Sep: 3Oct: 5Nov: 0Dec: 0JanFebMarAprMayJunJulAugSepOctNovDec

May is the peak month, with 18 of 62 tornadoes.

By time of day

150 12 AM: 0: 0: 03 AM: 0: 0: 06 AM: 0: 0: 09 AM: 0: 0: 212 PM: 0: 1: 43 PM: 15: 12: 46 PM: 7: 5: 49 PM: 3: 3: 212 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM

Most often around 3:00 PM. Times as recorded by NOAA, mostly Central Standard Time.

By year, 1950 to 2025

80 1950: 0: 2: 0: 0: 0: 0: 3: 3: 0: 01960: 1: 0: 1: 1: 0: 1: 0: 0: 1: 01970: 2: 0: 0: 0: 0: 0: 0: 0: 0: 11980: 0: 2: 1: 3: 2: 0: 0: 0: 0: 01990: 0: 0: 0: 0: 2: 2: 6: 1: 0: 02000: 2: 0: 1: 0: 1: 0: 2: 2: 0: 02010: 3: 1: 0: 0: 2: 0: 0: 0: 0: 12020: 0: 3: 8: 1: 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. This year so far: 1 preliminary reports.

By rating

EF0
37
EF1
10
EF2
4
Unknown
11

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.

The record

Notable tornadoes

Strongest

F2, May 14, 1951

0.1 mile path Longest path

25 miles, F1

June 11, 1984, whole path Widest

1,500 yards, F2

May 12, 1995
Every tornado

All 62 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
May 11, 2023EFU1.48 mi75 yd00
Jul 22, 2022EFU0.74 mi50 yd00
Jul 22, 2022EFU0.34 mi50 yd00
Jul 22, 2022EFU0.2 mi50 yd00
Jul 22, 2022EFU1.77 mi50 yd00
Jul 22, 2022EFU1.09 mi50 yd00
Jul 22, 2022EFU0.91 mi50 yd00
Apr 22, 2022EFU10.21 mi100 yd00
Apr 22, 2022EF05.77 mi100 yd00
May 24, 2021EFU0.46 mi25 yd00
May 24, 2021EFU1.01 mi50 yd00
May 24, 2021EFU1.54 mi25 yd00
May 26, 2019EF00.96 mi100 yd00
Jun 27, 2014EF02 mi25 yd00
Apr 20, 2014EF00.1 mi10 yd00
Oct 6, 2011EF17.09 mi50 yd00
Sep 14, 2010EF00.65 mi10 yd00
Sep 14, 2010EF00.92 mi20 yd00
May 23, 2010EF02 mi25 yd00
Apr 23, 2007EF113 mi50 yd00
Apr 23, 2007EF06 mi25 yd00
Aug 7, 2006F15 mi25 yd04
May 26, 2006F00.3 mi10 yd00
Jun 10, 2004F00.3 mi50 yd00
Jun 19, 2002F13 mi100 yd00
This year

2026 preliminary reports not yet confirmed

Report dateLocationRating
Jun 21, 202613 N BrewsterNot yet rated

Preliminary reports from the Storm Prediction Center. One tornado can be reported more than once, and NOAA confirms the final record months later.

Nearby

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 13, 2026.