Thunderstorm Wind, Alpena
- When
- August 22, 12:25 PM CST
- Where
- Alpena County
- Measured
- 65 kt (75 mph)
- Coordinates
- 45.080, -83.580
Damaging Winds in Michigan, August 22, 1971
3 thunderstorm wind, as filed by the National Weather Service.
Where it happened
Every event with a place to put it. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 3
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
Event by event
3 thunderstorm wind. Local standard time, as filed.
Thunderstorm Wind, St. Clair
- When
- August 22, 6:30 PM CST
- Where
- St. Clair County
- Coordinates
- 43.080, -82.500
Thunderstorm Wind,
- When
- August 22, 6:30 PM CST
- Where
- County
- Coordinates
- 43.000, -82.400
What these are
- Thunderstorm Wind
- Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Tornado and Damaging Wind in Texas, August 22, 1971
- Hail and Damaging Winds in Wisconsin, August 22, 1971
- Damaging Winds in Indiana, August 22, 1971
- Damaging Winds in Ohio, August 22, 1971
- Damaging Wind in New York, August 22, 1971
- Damaging Wind in North Carolina, August 22, 1971
- Damaging Wind in Mississippi, August 22, 1971
More
Every storm in Michigan in 1971Every state in 1971This day in weather history
Sources
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 10040493, 10040494, 10040495.