Thunderstorm Wind, Clayton
- When
- August 22, 4:40 PM CST
- Where
- Clayton County
- Measured
- 50 kt (58 mph)
- Coordinates
- 42.930, -91.380
Hail and Damaging Winds in Iowa, August 22, 1989
6 thunderstorm wind, 1 hail, 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
- 7
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
6 thunderstorm wind, 1 hail. Local standard time, as filed.
Thunderstorm Wind, Fayette
- When
- August 22, 5:03 PM CST
- Where
- Fayette County
- Measured
- 50 kt (58 mph)
- Coordinates
- 42.930, -91.930
Thunderstorm Wind, Dubuque
- When
- August 22, 6:20 PM CST
- Where
- Dubuque County
- Measured
- 50 kt (58 mph)
- Coordinates
- 42.630, -90.870
Thunderstorm Wind, Dubuque
- When
- August 22, 6:40 PM CST
- Where
- Dubuque County
- Measured
- 57 kt (66 mph)
- Coordinates
- 42.550, -90.670
Hail, Osceola
- When
- August 22, 8:05 PM CST
- Where
- Osceola County
- Measured
- 1.75 in hail
- Coordinates
- 43.320, -95.480
Thunderstorm Wind, Bremer
- When
- August 22, 9:32 PM CST
- Where
- Bremer County
- Measured
- 50 kt (58 mph)
- Coordinates
- 42.800, -92.250
Thunderstorm Wind, Delaware
- When
- August 22, 10:05 PM CST
- Where
- Delaware County
- Measured
- 50 kt (58 mph)
- Coordinates
- 42.480, -91.450
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.
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Tornado in Oregon, August 22, 1989
- Damaging Winds in Pennsylvania, August 22, 1989
- Hail and Damaging Winds in Kansas, August 22, 1989
- Damaging Winds in Oklahoma, August 22, 1989
- Damaging Winds in Florida, August 22, 1989
- Damaging Winds in Montana, August 22, 1989
- Damaging Wind in Virginia, August 22, 1989
- Damaging Wind in Idaho, August 22, 1989
- Hail in Texas, August 22, 1989
- Damaging Wind in Wisconsin, August 22, 1989
More
Every storm in Iowa in 1989Every state in 1989This day in weather historyWarnings in Iowa, August 1989
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: 10026203, 10026204, 10026205, 10026206, 10026207, 10026208, 10026209.