Thunderstorm Wind, Allamakee
- When
- July 3, 6:30 PM CST
- Where
- Allamakee County
- Coordinates
- 43.100, -91.400
Hail and Damaging Winds in Iowa, July 3, 1973
4 thunderstorm wind, 2 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
- 6
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
4 thunderstorm wind, 2 hail. Local standard time, as filed.
Thunderstorm Wind, Dubuque
- When
- July 3, 8:00 PM CST
- Where
- Dubuque County
- Coordinates
- 42.400, -90.700
Hail, Sac
- When
- July 3, 8:30 PM CST
- Where
- Sac County
- Measured
- 0.75 in hail
- Coordinates
- 42.430, -94.980
Thunderstorm Wind, Crawford
- When
- July 3, 8:30 PM CST
- Where
- Crawford County
- Coordinates
- 41.900, -95.100
Thunderstorm Wind, Grundy
- When
- July 3, 10:45 PM CST
- Where
- Grundy County
- Coordinates
- 42.300, -92.800
Hail, Grundy
- When
- July 3, 11:30 PM CST
- Where
- Grundy County
- Measured
- 2 in hail
- Coordinates
- 42.300, -92.600
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
- Tornadoes and Hail in Nebraska, July 3, 1973
- Tornadoes and Damaging Winds in Ohio, July 3, 1973
- Hail and Damaging Wind in South Dakota, July 3, 1973
- Damaging Winds in Kansas, July 3, 1973
- Hail and Damaging Winds in Wisconsin, July 3, 1973
- Hail and Damaging Wind in Illinois, July 3, 1973
- Hail in Minnesota, July 3, 1973
- Tornado in Alabama, July 3, 1973
- Damaging Wind in Michigan, July 3, 1973
- Damaging Wind in Kentucky, July 3, 1973
- Damaging Wind in Missouri, July 3, 1973
More
Every storm in Iowa in 1973Every state in 1973This 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: 10013033, 10013034, 10013035, 10013036, 10013037, 10013038.