Thunderstorm Wind, Crawford
- When
- August 12, 6:00 PM CST
- Where
- Crawford County
- Coordinates
- 41.920, -95.400
Tornado and Damaging Winds in Iowa, August 12, 1975
6 thunderstorm wind, 1 tornado, 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
- $25,000
- 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 tornado. Local standard time, as filed.
Thunderstorm Wind, Washington
- When
- August 12, 9:00 PM CST
- Where
- Washington County
- Measured
- 60 kt (69 mph)
- Coordinates
- 41.420, -91.620
Tornado, Benton
- When
- August 12, 9:30 PM CST
- Where
- Benton County
- Rating
- F1
- Path width
- 33 yd
- Property damage
- $25,000
- Coordinates
- 41.880, -92.000
Thunderstorm Wind, Iowa
- When
- August 12, 9:30 PM CST
- Where
- Iowa County
- Coordinates
- 41.520, -92.120
Thunderstorm Wind, Linn
- When
- August 12, 9:30 PM CST
- Where
- Linn County
- Coordinates
- 41.880, -91.720
Thunderstorm Wind, Howard
- When
- August 12, 9:30 PM CST
- Where
- Howard County
- Coordinates
- 43.380, -92.120
Thunderstorm Wind, Johnson
- When
- August 12, 10:30 PM CST
- Where
- Johnson County
- Coordinates
- 41.570, -91.670
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.
- Tornado
- A violently rotating column of air in contact with the ground and extending from a thunderstorm, filed with its path, width and Fujita or Enhanced Fujita rating from the damage survey.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Hail and Damaging Wind in Maine, August 12, 1975
- Hail and Damaging Wind in Minnesota, August 12, 1975
- Hail and Damaging Wind in Kentucky, August 12, 1975
- Hail and Damaging Wind in New York, August 12, 1975
- Hail and Damaging Wind in North Carolina, August 12, 1975
- Tornado in Florida, August 12, 1975
- Hail in Wisconsin, August 12, 1975
- Damaging Wind in Wyoming, August 12, 1975
- Damaging Wind in New Mexico, August 12, 1975
- Damaging Wind in Nebraska, August 12, 1975
- Damaging Wind in Nevada, August 12, 1975
More
Every storm in Iowa in 1975Every state in 1975This day in weather historyThe tornado archive for Iowa, 1975
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: 10012641, 10012642, 10012643, 10012644, 10012645, 10012646, 10012647.