Tornado record · Original Fujita scale
F1 tornado, Cerro Gordo County, Iowa, February 23, 1977
RatingF1
Deaths0
Injuries1
Length0.1 mi
Width13 yd
Path
Drawn as a straight line from the recorded start point (43.15, -93.20) to the end point (43.15, -93.20), which is all NOAA's record holds. The real track may have curved.
The record
- Date
- February 23, 1977, 2:10 PM (as recorded, Central Standard Time)
- Rating
- F1
- States
- Iowa
- Counties
- Cerro Gordo County
- Near the path
- Mason City (approximate: towns the straight recorded line passes through)
- Path
- 0.1 miles long, up to 13 yards wide
- Casualties
- 0 deaths, 1 injuries
Other tornadoes on February 23, 1977
| Date | Rating | State | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| Feb 23, 1977 | F4 | Mississippi | 15 mi | 350 yd | 2 | 5 |
| Feb 23, 1977 | F3 | Mississippi | 10.5 mi | 100 yd | 0 | 0 |
| Feb 23, 1977 | F3 | Mississippi | 11.4 mi | 177 yd | 0 | 1 |
| Feb 23, 1977 | F2 | Oklahoma | 3.3 mi | 77 yd | 0 | 4 |
| Feb 23, 1977 | F2 | Mississippi | 13.9 mi | 50 yd | 0 | 0 |
| Feb 23, 1977 | F2 | Alabama | 0.2 mi | 30 yd | 0 | 1 |
| Feb 23, 1977 | F1 | Arkansas | 2 mi | 150 yd | 0 | 1 |
| Feb 23, 1977 | F1 | Missouri | 2 mi | 100 yd | 0 | 0 |
| Feb 23, 1977 | F1 | Mississippi | 0.5 mi | 200 yd | 0 | 0 |
| Feb 23, 1977 | F1 | Florida | 0.3 mi | 10 yd | 0 | 0 |
Tornado history nearby
Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025.