Tornado record · Original Fujita scale
F0 tornado, Washakie County, Wyoming, August 11, 1999
RatingF0
Deaths0
Injuries0
Length0.2 mi
Width50 yd
Path
Drawn as a straight line from the recorded start point (44.02, -107.73) to the end point (44.02, -107.73), which is all NOAA's record holds. The real track may have curved.
The record
- Date
- August 11, 1999, 4:35 PM (as recorded, Central Standard Time)
- Rating
- F0
- States
- Wyoming
- Counties
- Washakie County
- Path
- 0.2 miles long, up to 50 yards wide
- Casualties
- 0 deaths, 0 injuries
Other tornadoes on August 11, 1999
| Date | Rating | State | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| Aug 11, 1999 | F2 | Utah | 4.3 mi | 150 yd | 1 | 80 |
| Aug 11, 1999 | F1 | North Dakota | 2 mi | 40 yd | 0 | 0 |
| Aug 11, 1999 | F1 | Wyoming | 0.2 mi | n/a | 0 | 0 |
| Aug 11, 1999 | F0 | North Dakota | 0.5 mi | 20 yd | 0 | 0 |
Tornado history nearby
Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025.