Tornado, Winneshiek
- When
- July 10, 2:16 PM CST
- Where
- Winneshiek County
- Rating
- F1
- Path length
- 2 mi
- Path width
- 50 yd
- Property damage
- $250,000
- Coordinates
- 43.280, -91.800
Tornado and Damaging Winds in Iowa, July 10, 1984
9 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
- $250,000
- Crop damage
- None recorded
- Events
- 10
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, 1 tornado. Local standard time, as filed.
Thunderstorm Wind, Cedar
- When
- July 10, 5:45 PM CST
- Where
- Cedar County
- Measured
- 61 kt (70 mph)
- Coordinates
- 41.750, -91.150
Thunderstorm Wind, Cedar
- When
- July 10, 5:45 PM CST
- Where
- Cedar County
- Coordinates
- 41.850, -90.930
Thunderstorm Wind, Muscatine
- When
- July 10, 5:55 PM CST
- Where
- Muscatine County
- Coordinates
- 41.580, -91.270
Thunderstorm Wind, Muscatine
- When
- July 10, 6:10 PM CST
- Where
- Muscatine County
- Coordinates
- 41.470, -91.120
Thunderstorm Wind, Louisa
- When
- July 10, 6:25 PM CST
- Where
- Louisa County
- Coordinates
- 41.330, -91.230
Thunderstorm Wind, Wapello
- When
- July 10, 6:55 PM CST
- Where
- Wapello County
- Coordinates
- 41.000, -92.220
Thunderstorm Wind, Iowa
- When
- July 10, 7:20 PM CST
- Where
- Iowa County
- Coordinates
- 41.670, -92.100
Thunderstorm Wind, Van Buren
- When
- July 10, 7:30 PM CST
- Where
- Van Buren County
- Coordinates
- 40.730, -91.950
Thunderstorm Wind, Johnson
- When
- July 10, 7:45 PM CST
- Where
- Johnson County
- Measured
- 67 kt (77 mph)
- Coordinates
- 41.670, -91.550
What these are
- 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.
- 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
- Tornadoes and Damaging Winds in Wisconsin, July 10, 1984
- Tornado in Florida, July 10, 1984
- Tornadoes and Damaging Winds in Michigan, July 10, 1984
- Hail and Damaging Winds in Kansas, July 10, 1984
- Hail and Damaging Wind in West Virginia, July 10, 1984
- Hail and Damaging Winds in Ohio, July 10, 1984
- Damaging Winds in Illinois, July 10, 1984
- Hail and Damaging Winds in North Carolina, July 10, 1984
- Hail and Damaging Winds in Missouri, July 10, 1984
- Hail and Damaging Winds in Nebraska, July 10, 1984
- Damaging Winds in Indiana, July 10, 1984
- Tornado in Minnesota, July 10, 1984
More
Every storm in Iowa in 1984Every state in 1984This day in weather historyThe tornado archive for Iowa, 1984
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: 10012779, 10012780, 10012781, 10012782, 10012783, 10012784, 10012785, 10012786, 10012787, 10012788.