Tornado record · Original Fujita scale
F2 tornado, Butte County, South Dakota, September 20, 1955
RatingF2
Deaths0
Injuries0
Length1.3 mi
Width177 yd
Path
Drawn as a straight line from the recorded start point (44.72, -103.42) to the end point (44.72, -103.42), which is all NOAA's record holds. The real track may have curved.
The record
- Date
- September 20, 1955, 12:15 PM (as recorded, Central Standard Time)
- Rating
- F2
- States
- South Dakota
- Counties
- Butte County
- Path
- 1.3 miles long, up to 177 yards wide
- Casualties
- 0 deaths, 0 injuries
Other tornadoes on September 20, 1955
| Date | Rating | State | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| Sep 20, 1955 | F2 | Nebraska | 8.5 mi | 10 yd | 0 | 0 |
| Sep 20, 1955 | F1 | Texas | 0.1 mi | 10 yd | 0 | 0 |
| Sep 20, 1955 | F1 | Nebraska | 12.1 mi | 10 yd | 0 | 0 |
| Sep 20, 1955 | F1 | Nebraska | 5.9 mi | 10 yd | 0 | 0 |
Tornado history nearby
Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025.