Tornado record · Original Fujita scale
F1 tornado, O'Brien County, Iowa, October 9, 1973
RatingF1
Deaths0
Injuries0
Length1 mi
Width100 yd
Path
Drawn as a straight line from the recorded start point (43.12, -95.78) to the end point (43.12, -95.78), which is all NOAA's record holds. The real track may have curved.
The record
- Date
- October 9, 1973, 9:00 PM (as recorded, Central Standard Time)
- Rating
- F1
- States
- Iowa
- Counties
- O'Brien County
- Path
- 1 miles long, up to 100 yards wide
- Casualties
- 0 deaths, 0 injuries
Other tornadoes on October 9, 1973
| Date | Rating | State | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| Oct 9, 1973 | F2 | Nebraska | 1 mi | 33 yd | 0 | 5 |
| Oct 9, 1973 | F1 | Wisconsin | 1 mi | 50 yd | 0 | 0 |
| Oct 9, 1973 | F1 | Minnesota | 19.5 mi | 300 yd | 0 | 0 |
| Oct 9, 1973 | F1 | Iowa | 4.7 mi | 200 yd | 0 | 0 |
| Oct 9, 1973 | F0 | Nebraska | 1 mi | 10 yd | 0 | 0 |
Tornado history nearby
Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025.