Montgomery County, Ohio tornadoes

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22confirmed tornadoes since NOAA records began in 1950 (the first here in 1960). Most recent: April 2, 2025, EF0. 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 Montgomery County

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The record

At a glance

Total221950 to 2025
Per year0.3average since 1950
Peak monthMay9 of 22
StrongestEF4May 27, 2019
Deaths0whole paths, see note
Injuries199whole paths, see note

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

Seasons

When tornadoes hit here

By month

90 Jan: 0Feb: 2Mar: 1Apr: 2May: 9Jun: 4Jul: 2Aug: 1Sep: 0Oct: 1Nov: 0Dec: 0JanFebMarAprMayJunJulAugSepOctNovDec

May is the peak month, with 9 of 22 tornadoes.

By time of day

50 12 AM: 0: 0: 03 AM: 1: 0: 06 AM: 0: 0: 09 AM: 1: 0: 112 PM: 1: 0: 13 PM: 0: 1: 36 PM: 4: 1: 29 PM: 5: 1: 012 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM

Most often around 9:00 PM. Times as recorded by NOAA, mostly Central Standard Time.

By year, 1950 to 2025

60 1950: 0: 0: 0: 0: 0: 0: 0: 0: 0: 01960: 1: 0: 0: 1: 0: 0: 0: 1: 0: 11970: 0: 0: 0: 0: 1: 0: 0: 0: 0: 01980: 0: 1: 1: 0: 0: 0: 0: 0: 0: 01990: 0: 0: 0: 0: 0: 0: 0: 0: 0: 02000: 0: 0: 0: 0: 0: 0: 1: 0: 0: 02010: 0: 1: 0: 1: 1: 1: 1: 0: 0: 62020: 0: 1: 0: 0: 1: 119501960197019801990200020102020

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
6
EF1
12
EF2
1
EF3
2
EF4
1

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

EF4, May 27, 2019

18.17 mile path Longest path

18.17 miles, EF4

May 27, 2019, whole path Widest

1,230 yards, EF3

May 27, 2019
Every tornado

All 22 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
Apr 2, 2025EF02.98 mi200 yd00
Feb 28, 2024EF12.39 mi200 yd00
Jun 18, 2021EF12.75 mi100 yd00
May 27, 2019EF27.57 mi440 yd00
May 27, 2019EF03.05 mi50 yd00
May 27, 2019EF39.92 mi1,230 yd00
May 27, 2019EF418.17 mi1,050 yd0166
May 19, 2019EF10.97 mi150 yd00
May 19, 2019EF17.6 mi120 yd00
Mar 14, 2016EF12.98 mi40 yd00
Apr 19, 2015EF00.86 mi75 yd00
Feb 20, 2014EF02.03 mi80 yd00
Oct 31, 2013EF10.58 mi50 yd08
May 25, 2011EF00.09 mi25 yd00
Jul 11, 2006F10.8 mi50 yd00
Jun 15, 1982F10.3 mi50 yd00
Jun 13, 1981F11 mi100 yd00
Aug 8, 1974F00.1 mi10 yd00
May 8, 1969F31.9 mi150 yd025
Jun 28, 1967F10.1 mi10 yd00
Jul 19, 1963F10.1 mi10 yd00
May 20, 1960F10.1 mi10 yd00
This year

2026 preliminary reports not yet confirmed

Report dateLocationRating
Aug 1, 20264 NNW MiamisburgNot 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.

Cities

Cities in Montgomery County

Each city page counts every tornado path within 10 miles of the city, including paths just over the county line.

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.