Tornado record · Original Fujita scale
F2 tornado, Roberts County, South Dakota, August 3, 1979
RatingF2
Deaths0
Injuries0
Length20.5 mi
Width10 yd
Path
Drawn as a straight line from the recorded start point (45.40, -96.87) to the end point (45.30, -96.47), which is all NOAA's record holds. The real track may have curved.
The record
- Date
- August 3, 1979, 11:30 PM (as recorded, Central Standard Time)
- Rating
- F2
- States
- South Dakota
- Counties
- Roberts County
- Near the path
- Ortonville, Big Stone City (approximate: towns the straight recorded line passes through)
- Path
- 20.5 miles long, up to 10 yards wide
- Casualties
- 0 deaths, 0 injuries
Other tornadoes on August 3, 1979
| Date | Rating | State | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| Aug 3, 1979 | F1 | North Dakota | 0.1 mi | 10 yd | 0 | 0 |
| Aug 3, 1979 | F0 | North Dakota | 0.1 mi | 10 yd | 0 | 0 |
| Aug 3, 1979 | F0 | North Dakota | 0.1 mi | 10 yd | 0 | 0 |
Tornado history nearby
Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025.