Hail, Tama
- When
- June 12, 4:40 PM CST
- Where
- Tama County
- Measured
- 1.5 in hail
- Coordinates
- 42.180, -92.720
Hail and Damaging Winds in Iowa, June 12, 1979
9 thunderstorm wind, 5 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
- 14
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
9 thunderstorm wind, 5 hail. Local standard time, as filed.
Hail, Story
- When
- June 12, 5:00 PM CST
- Where
- Story County
- Measured
- 1.5 in hail
- Coordinates
- 42.170, -93.500
Hail, Linn
- When
- June 12, 5:10 PM CST
- Where
- Linn County
- Measured
- 1.75 in hail
- Coordinates
- 42.030, -91.600
Thunderstorm Wind, Dubuque
- When
- June 12, 6:00 PM CST
- Where
- Dubuque County
- Coordinates
- 42.870, -90.720
Thunderstorm Wind, Dubuque
- When
- June 12, 6:00 PM CST
- Where
- Dubuque County
- Coordinates
- 42.630, -91.100
Thunderstorm Wind, Johnson
- When
- June 12, 7:05 PM CST
- Where
- Johnson County
- Coordinates
- 41.650, -91.550
Hail, Warren
- When
- June 12, 7:30 PM CST
- Where
- Warren County
- Measured
- 1.75 in hail
- Coordinates
- 41.300, -93.570
Thunderstorm Wind, Des Moines
- When
- June 12, 7:40 PM CST
- Where
- Des Moines County
- Measured
- 65 kt (75 mph)
- Coordinates
- 40.850, -91.320
Thunderstorm Wind, Madison
- When
- June 12, 7:55 PM CST
- Where
- Madison County
- Measured
- 66 kt (76 mph)
- Coordinates
- 41.330, -93.900
Thunderstorm Wind, Keokuk
- When
- June 12, 8:00 PM CST
- Where
- Keokuk County
- Coordinates
- 41.330, -92.200
Hail, Clarke
- When
- June 12, 8:36 PM CST
- Where
- Clarke County
- Measured
- 1.75 in hail
- Coordinates
- 41.030, -93.780
Thunderstorm Wind, Union
- When
- June 12, 9:17 PM CST
- Where
- Union County
- Measured
- 66 kt (76 mph)
- Coordinates
- 41.030, -94.200
Thunderstorm Wind, Union
- When
- June 12, 9:17 PM CST
- Where
- Union County
- Measured
- 66 kt (76 mph)
- Coordinates
- 40.950, -94.500
Thunderstorm Wind, Warren
- When
- June 12, 9:20 PM CST
- Where
- Warren County
- Measured
- 61 kt (70 mph)
- Coordinates
- 41.320, -93.730
What these are
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
- 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
More
Every storm in Iowa in 1979Every state in 1979This 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: 10011635, 10011636, 10011637, 10011638, 10011639, 10011640, 10011641, 10011642, 10011643, 10011644, 10011645, 10011646, 10011647, 10011648.