Tornado record · Original Fujita scale
F4 tornado, Hamilton County, Ohio, April 9, 1999
RatingF4
Deaths4
Injuries65
Length10 mi
Width270 yd
Path
Drawn as a straight line from the recorded start point (39.23, -84.37) to the end point (39.30, -84.23), which is all NOAA's record holds. The real track may have curved.
The record
- Date
- April 9, 1999, 3:12 AM (as recorded, Central Standard Time)
- Rating
- F4
- States
- Ohio
- Counties
- Hamilton County, Warren County
- Path
- 10 miles long, up to 270 yards wide
- Casualties
- 4 deaths, 65 injuries
Other tornadoes on April 9, 1999
| Date | Rating | State | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| Apr 9, 1999 | F3 | Indiana | 3 mi | 250 yd | 0 | 0 |
| Apr 9, 1999 | F3 | Indiana | 15 mi | 450 yd | 0 | 2 |
| Apr 9, 1999 | F2 | Ohio | 1.5 mi | 100 yd | 0 | 0 |
| Apr 9, 1999 | F1 | Ohio | 0.8 mi | 100 yd | 0 | 0 |
| Apr 9, 1999 | F1 | Ohio | 3.5 mi | 100 yd | 0 | 0 |
| Apr 9, 1999 | F1 | Ohio | 0.5 mi | 220 yd | 0 | 0 |
| Apr 9, 1999 | F1 | Virginia | 3.5 mi | 100 yd | 0 | 0 |
| Apr 9, 1999 | F0 | Indiana | 1 mi | 50 yd | 0 | 0 |
Tornado history nearby
Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025.