Tornado record · Original Fujita scale
F2 tornado, Potter County, South Dakota, April 19, 1955
RatingF2
Deaths0
Injuries0
Length18.2 mi
Width27 yd
Path
Drawn as a straight line from the recorded start point (45.02, -100.12) to the end point (45.27, -99.98), which is all NOAA's record holds. The real track may have curved.
The record
- Date
- April 19, 1955, 4:08 PM (as recorded, Central Standard Time)
- Rating
- F2
- States
- South Dakota
- Counties
- Potter County, Walworth County
- Path
- 18.2 miles long, up to 27 yards wide
- Casualties
- 0 deaths, 0 injuries
Other tornadoes on April 19, 1955
| Date | Rating | State | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| Apr 19, 1955 | F2 | South Dakota | 0.1 mi | 30 yd | 0 | 0 |
| Apr 19, 1955 | F2 | South Dakota | 2.3 mi | 100 yd | 0 | 0 |
| Apr 19, 1955 | F2 | South Dakota | 10.8 mi | 67 yd | 0 | 0 |
| Apr 19, 1955 | F2 | Iowa | 15.9 mi | 50 yd | 0 | 0 |
| Apr 19, 1955 | F2 | South Dakota | 4.6 mi | 50 yd | 0 | 0 |
| Apr 19, 1955 | F2 | South Dakota | 8.2 mi | 100 yd | 0 | 0 |
| Apr 19, 1955 | F2 | Minnesota | 9.2 mi | 80 yd | 0 | 0 |
| Apr 19, 1955 | F1 | South Dakota | 4.6 mi | 10 yd | 0 | 0 |
| Apr 19, 1955 | F1 | Iowa | 1.3 mi | 100 yd | 0 | 0 |
| Apr 19, 1955 | F0 | South Dakota | 7.2 mi | 50 yd | 0 | 2 |
| Apr 19, 1955 | F0 | South Dakota | 3.8 mi | 50 yd | 0 | 0 |
Tornado history nearby
Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025.