Tornado record · Original Fujita scale
F1 tornado, Walworth County, Wisconsin, June 20, 1978
RatingF1
Deaths0
Injuries0
Length20.3 mi
Width50 yd
Path
Drawn as a straight line from the recorded start point (42.63, -88.63) to the end point (42.77, -88.25), which is all NOAA's record holds. The real track may have curved.
The record
- Date
- June 20, 1978, 7:45 PM (as recorded, Central Standard Time)
- Rating
- F1
- States
- Wisconsin
- Counties
- Walworth County, Racine County
- Path
- 20.3 miles long, up to 50 yards wide
- Casualties
- 0 deaths, 0 injuries
Other tornadoes on June 20, 1978
| Date | Rating | State | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| Jun 20, 1978 | F2 | Maryland | 1 mi | 50 yd | 0 | 0 |
| Jun 20, 1978 | F1 | Kansas | 11.3 mi | 100 yd | 0 | 0 |
Tornado history nearby
Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025.