Tornado record · Original Fujita scale
F1 tornado, Valley County, Montana, June 21, 1999
RatingF1
Deaths0
Injuries0
Length0.2 mi
Width100 yd
Path
Drawn as a straight line from the recorded start point (48.85, -106.40) to the end point (48.85, -106.40), which is all NOAA's record holds. The real track may have curved.
The record
- Date
- June 21, 1999, 8:30 PM (as recorded, Central Standard Time)
- Rating
- F1
- States
- Montana
- Counties
- Valley County
- Path
- 0.2 miles long, up to 100 yards wide
- Casualties
- 0 deaths, 0 injuries
Other tornadoes on June 21, 1999
| Date | Rating | State | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| Jun 21, 1999 | F0 | Montana | 0.2 mi | 10 yd | 0 | 0 |
| Jun 21, 1999 | F0 | Montana | 0.2 mi | 50 yd | 0 | 0 |
| Jun 21, 1999 | F0 | Montana | 0.1 mi | 40 yd | 0 | 0 |
Tornado history nearby
Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025.