Tornado record · Original Fujita scale
F2 tornado, Potter County, South Dakota, June 18, 1964
RatingF2
Deaths0
Injuries2
Length24.6 mi
Width200 yd
Path
Drawn as a straight line from the recorded start point (45.20, -99.82) to the end point (45.57, -99.72), which is all NOAA's record holds. The real track may have curved.
The record
- Date
- June 18, 1964, 1:00 AM (as recorded, Central Standard Time)
- Rating
- F2
- States
- South Dakota
- Counties
- Potter County, Walworth County
- Path
- 24.6 miles long, up to 200 yards wide
- Casualties
- 0 deaths, 2 injuries
Other tornadoes on June 18, 1964
| Date | Rating | State | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| Jun 18, 1964 | F3 | Minnesota | 6.2 mi | 200 yd | 0 | 13 |
| Jun 18, 1964 | F2 | Wisconsin | 4.1 mi | 13 yd | 0 | 2 |
| Jun 18, 1964 | F1 | South Dakota | 11.1 mi | 10 yd | 0 | 10 |
| Jun 18, 1964 | F1 | North Dakota | 10.7 mi | 10 yd | 0 | 0 |
| Jun 18, 1964 | F1 | Minnesota | 7.2 mi | 77 yd | 0 | 0 |
| Jun 18, 1964 | F1 | Minnesota | 9.7 mi | 100 yd | 0 | 2 |
| Jun 18, 1964 | F1 | South Carolina | 2 mi | 133 yd | 0 | 0 |
| Jun 18, 1964 | F0 | Kansas | 0.1 mi | 10 yd | 0 | 0 |
Tornado history nearby
Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025.