Tornado, Sioux
- When
- August 8, 9:30 AM CST
- Where
- Sioux County
- Rating
- F2
- Path length
- 0.4 mi
- Path width
- 100 yd
- Property damage
- $2.5 million
- Coordinates
- 43.070, -95.880
Tornadoes in Iowa, August 8, 1979
2 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
- $2.5 million
- Crop damage
- None recorded
- Events
- 2
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
2 tornado. Local standard time, as filed.
Tornado, Iowa
- When
- August 8, 6:00 PM CST
- Where
- Iowa County
- Rating
- F1
- Path length
- 2 mi
- Path width
- 30 yd
- Property damage
- $25,000
- Coordinates
- 41.800, -92.070
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.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Tornado and Damaging Winds in Ohio, August 8, 1979
- Tornadoes and Damaging Winds in Indiana, August 8, 1979
- Tornadoes and Damaging Winds in West Virginia, August 8, 1979
- Hail and Damaging Winds in Pennsylvania, August 8, 1979
- Hail and Damaging Wind in Alabama, August 8, 1979
- Damaging Winds in Virginia, August 8, 1979
- Damaging Winds in Colorado, August 8, 1979
- Hail in Wisconsin, August 8, 1979
- Hail in Nebraska, August 8, 1979
- Damaging Wind in Mississippi, August 8, 1979
More
Every storm in Iowa in 1979Every state in 1979This day in weather historyThe tornado archive for Iowa, 1979
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: 10013892, 10013893.