Tornado record · Original Fujita scale
F1 tornado, Iosco County, Michigan, August 31, 1977
RatingF1
Deaths0
Injuries0
Length1.9 mi
Width100 yd
Path
Drawn as a straight line from the recorded start point (44.37, -83.77) to the end point (44.38, -83.72), which is all NOAA's record holds. The real track may have curved.
The record
- Date
- August 31, 1977, 4:30 PM (as recorded, Central Standard Time)
- Rating
- F1
- States
- Michigan
- Counties
- Iosco County
- Path
- 1.9 miles long, up to 100 yards wide
- Casualties
- 0 deaths, 0 injuries
Other tornadoes on August 31, 1977
| Date | Rating | State | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| Aug 31, 1977 | F4 | Wisconsin | 31.8 mi | 1,000 yd | 0 | 10 |
Tornado history nearby
Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025.