Harrison County, Ohio tornadoes
5confirmed tornadoes since NOAA records began in 1950 (the first here in 1965). Most recent: July 29, 2021, EF2. 2026 so far: 0 preliminary reports preliminary
Every tornado path in the county
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
Deaths and injuries are NOAA's totals for each tornado's whole path, which can extend beyond Harrison County.
When tornadoes hit here
By month
May is the peak month, with 2 of 5 tornadoes.
By time of day
Most often around 2:00 PM. Times as recorded by NOAA, mostly Central Standard Time.
By year, 1950 to 2025
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
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
All 5 tornadoes, newest first
| Date | Rating | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|
| Jul 29, 2021 | EF2 | 2.73 mi | 220 yd | 0 | 0 |
| May 23, 2000 | F2 | 3 mi | 200 yd | 0 | 0 |
| May 8, 1969 | F3 | 2 mi | 300 yd | 1 | 14 |
| Jun 25, 1968 | F1 | 7.3 mi | 200 yd | 0 | 0 |
| Apr 12, 1965 | F1 | 0.1 mi | 10 yd | 0 | 1 |
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.