Washington County, Ohio tornadoes

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8confirmed tornadoes since NOAA records began in 1950 (the first here in 1971). Most recent: July 29, 2021, EF0. 2026 so far: 3 preliminary reports preliminary

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Recent warnings in Washington County

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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.

The record

At a glance

Total81950 to 2025
Per year0.1average since 1950
Peak monthJuly5 of 8
StrongestF2Jul 24, 1971
Deaths0whole paths, see note
Injuries8whole paths, see note

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

Seasons

When tornadoes hit here

By month

50 Jan: 0Feb: 0Mar: 0Apr: 0May: 1Jun: 1Jul: 5Aug: 0Sep: 1Oct: 0Nov: 0Dec: 0JanFebMarAprMayJunJulAugSepOctNovDec

July is the peak month, with 5 of 8 tornadoes.

By time of day

10 12 AM: 0: 0: 03 AM: 0: 0: 06 AM: 0: 0: 09 AM: 0: 0: 112 PM: 1: 1: 13 PM: 1: 1: 16 PM: 1: 0: 09 PM: 0: 0: 012 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM

Most often around 11:00 AM. Times as recorded by NOAA, mostly Central Standard Time.

By year, 1950 to 2025

20 1950: 0: 0: 0: 0: 0: 0: 0: 0: 0: 01960: 0: 0: 0: 0: 0: 0: 0: 0: 0: 01970: 0: 1: 0: 1: 0: 0: 0: 0: 0: 01980: 0: 1: 0: 0: 0: 0: 0: 0: 0: 01990: 2: 0: 0: 0: 0: 0: 0: 0: 0: 02000: 1: 0: 0: 0: 0: 0: 0: 0: 0: 02010: 0: 0: 0: 0: 0: 1: 0: 0: 0: 02020: 0: 1: 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. This year so far: 3 preliminary reports.

By rating

EF0
4
EF1
2
EF2
2

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

Every tornado

All 8 tornadoes, newest first

Tornadoes, newest first
DateRatingPath lengthWidthDeathsInjuries
Jul 29, 2021EF00.07 mi55 yd00
Jun 20, 2015EF00.12 mi77 yd00
May 23, 2000F11 mi100 yd00
Sep 16, 1990F01 mi20 yd00
Jul 22, 1990F013 mi50 yd00
Jul 28, 1981F26.2 mi50 yd08
Jul 10, 1973F10.3 mi10 yd00
Jul 24, 1971F21 mi33 yd00
This year

2026 preliminary reports not yet confirmed

Report dateLocationRating
Jul 21, 20267 SW MatamorasNot yet rated
Jul 21, 202610 E MariettaNot yet rated
Jul 21, 20263 NE MariettaNot 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 12, 2026.