Grayson County, Kentucky tornadoes
14 confirmed tornadoes since NOAA records began in 1950 (the first here in 1959). Most recent: March 25, 2021, EF0. 2026 so far: 3 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 Grayson County.
When tornadoes hit here
By month
April is the peak month, with 7 of 14 tornadoes.
By time of day
Most often around 9:00 AM. 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. This year so far: 3 preliminary reports.
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 14 tornadoes, newest first
| Date | Rating | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|
| Mar 25, 2021 | EF0 | 1 mi | 40 yd | 0 | 0 |
| Apr 3, 2018 | EF1 | 0.5 mi | 100 yd | 0 | 0 |
| Feb 29, 2012 | EF2 | 2.05 mi | 200 yd | 0 | 1 |
| Apr 26, 2011 | EF0 | 0.28 mi | 60 yd | 0 | 0 |
| Apr 26, 2011 | EF2 | 3.01 mi | 440 yd | 0 | 0 |
| Apr 4, 2011 | EF1 | 1.01 mi | 200 yd | 0 | 0 |
| Apr 4, 2011 | EF1 | 3.41 mi | 125 yd | 0 | 0 |
| May 23, 2000 | F3 | 6 mi | 100 yd | 0 | 16 |
| Mar 29, 1989 | F2 | 7 mi | 50 yd | 0 | 0 |
| Apr 3, 1974 | F4 | 14 mi | 150 yd | 0 | 2 |
| Apr 21, 1972 | F3 | 1 mi | 10 yd | 0 | 4 |
| Jan 24, 1964 | F1 | 0.1 mi | 10 yd | 0 | 0 |
| May 7, 1961 | F3 | 58 mi | 880 yd | 0 | 3 |
| Jan 21, 1959 | F3 | 6.6 mi | 10 yd | 3 | 0 |
2026 preliminary reports not yet confirmed
| Report date | Location | Rating |
|---|---|---|
| Jul 21, 2026 | 1 ESE Wax | Not yet rated |
| Jul 21, 2026 | 1 ESE Wax | Not yet rated |
| Mar 15, 2026 | 1 E Millwood | Not 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 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.