Iowa, 1971

Tornadoes and Hail in Iowa, June 6, 1971

June 6, 1971 · 22 events in 18 counties and zones

16 thunderstorm wind, 4 tornado, 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

Open the live radar over this ground

The toll

Deaths
0
Injuries
4
Property damage
$325,000
Crop damage
None recorded
Events
22

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

16 thunderstorm wind, 4 tornado, 2 hail. Local standard time, as filed.

Hail, Benton

When
June 6, 1:20 AM CST
Where
Benton County
Measured
2 in hail
Coordinates
42.080, -91.900

Thunderstorm Wind, Benton

When
June 6, 1:20 AM CST
Where
Benton County
Coordinates
42.080, -91.900

Hail, Scott

When
June 6, 5:00 AM CST
Where
Scott County
Measured
1.5 in hail
Coordinates
41.700, -90.680

Thunderstorm Wind, Pottawattamie

When
June 6, 7:45 PM CST
Where
Pottawattamie County
Coordinates
41.280, -95.780

Thunderstorm Wind, Ringgold

When
June 6, 7:50 PM CST
Where
Ringgold County
Coordinates
40.700, -94.180

Thunderstorm Wind, Harrison

When
June 6, 7:55 PM CST
Where
Harrison County
Coordinates
41.500, -95.780

Thunderstorm Wind, Montgomery

When
June 6, 8:00 PM CST
Where
Montgomery County
Coordinates
41.000, -95.180

Thunderstorm Wind, Shelby

When
June 6, 8:30 PM CST
Where
Shelby County
Coordinates
41.700, -95.280

Tornado, Carroll

When
June 6, 9:00 PM CST
Where
Carroll County
Rating
F1
Path length
2 mi
Path width
100 yd
Property damage
$25,000
Coordinates
42.100, -95.050

Thunderstorm Wind, Kossuth

When
June 6, 9:10 PM CST
Where
Kossuth County
Coordinates
43.000, -94.400

Tornado, Woodbury

When
June 6, 9:22 PM CST
Where
Woodbury County
Rating
F0
Path length
1 mi
Path width
100 yd
Injuries
3 direct, 0 indirect
Property damage
$25,000
Coordinates
42.320, -96.280

Thunderstorm Wind, Carroll

When
June 6, 9:50 PM CST
Where
Carroll County
Coordinates
42.080, -95.000

Thunderstorm Wind, Story

When
June 6, 10:15 PM CST
Where
Story County
Coordinates
42.000, -93.580

Thunderstorm Wind, Wayne

When
June 6, 10:30 PM CST
Where
Wayne County
Coordinates
40.580, -93.500

Thunderstorm Wind, Webster

When
June 6, 10:30 PM CST
Where
Webster County
Coordinates
42.280, -94.280

Thunderstorm Wind, Poweshiek

When
June 6, 10:40 PM CST
Where
Poweshiek County
Coordinates
41.700, -92.680

Tornado, Poweshiek

When
June 6, 11:16 PM CST
Where
Poweshiek County
Rating
F1
Path length
10.1 mi
Path width
200 yd
Property damage
$25,000
Coordinates
41.600, -92.520

Thunderstorm Wind, Wapello

When
June 6, 11:33 PM CST
Where
Wapello County
Measured
56 kt (64 mph)
Coordinates
41.080, -92.400

Tornado, Greene

When
June 6, 11:45 PM CST
Where
Greene County
Rating
F2
Path length
1.3 mi
Path width
200 yd
Injuries
1 direct, 0 indirect
Property damage
$250,000
Coordinates
42.870, -92.780

Thunderstorm Wind, Benton

When
June 6, 11:50 PM CST
Where
Benton County
Coordinates
42.200, -92.000

Thunderstorm Wind, Floyd

When
June 6, 11:55 PM CST
Where
Floyd County
Coordinates
43.000, -92.680

Thunderstorm Wind, Butler

When
June 6, 11:55 PM CST
Where
Butler County
Coordinates
42.780, -92.780

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.
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

More

Every storm in Iowa in 1971Every state in 1971This day in weather historyThe tornado archive for Iowa, 1971

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: 10012410, 10012411, 10012412, 10012413, 10012414, 10012415, 10012416, 10012417, 10012418, 10012419, 10012420, 10012421, 10012422, 10012423, 10012424, 10012425, 10012426, 10012427, 10012428, 10012429, 10012430, 10012431.