Tornadoes and Hail in Iowa, March 22, 1991

Name: Tornadoes and Hail in Iowa, March 22, 1991
Start: 1991-03-22T14:40
End: 1991-03-22T20:30
Location: Iowa

March 22, 1991 · 39 events in 26 counties and zones

21 thunderstorm wind, 15 tornado, 3 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: 1
Property damage: $9.3 million
Crop damage: None recorded
Events: 39

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

21 thunderstorm wind, 15 tornado, 3 hail. Local standard time, as filed.

Hail, Cass

When: March 22, 2:40 PM CST
Where: Cass County
Measured: 0.88 in hail
Coordinates: 41.220, -95.180

Thunderstorm Wind, Adair

When: March 22, 3:00 PM CST
Where: Adair County
Measured: 50 kt (58 mph)
Coordinates: 41.480, -94.650

Tornado, Guthrie

When: March 22, 3:20 PM CST
Where: Guthrie County
Rating: F0
Path length: 0.1 mi
Path width: 20 yd
Property damage: $250
Coordinates: 41.520, -94.530

Hail, Polk

When: March 22, 3:45 PM CST
Where: Polk County
Measured: 1 in hail
Coordinates: 41.630, -93.820

Tornado, Boone

When: March 22, 3:54 PM CST
Where: Boone County
Rating: F2
Path length: 7 mi
Path width: 50 yd
Property damage: $250,000
Coordinates: 41.970, -94.100

Tornado, Story

When: March 22, 4:20 PM CST
Where: Story County
Rating: F3
Path length: 27 mi
Path width: 70 yd
Property damage: $2.5 million
Coordinates: 41.900, -93.630

Tornado, Story

When: March 22, 4:42 PM CST
Where: Story County
Rating: F0
Path length: 0.1 mi
Path width: 20 yd
Property damage: $250
Coordinates: 41.950, -93.680

Tornado, Hardin

When: March 22, 5:00 PM CST
Where: Hardin County
Rating: F3
Path length: 16 mi
Path width: 70 yd
Property damage: $2.5 million
Coordinates: 42.230, -93.370

Hail, Marshall

When: March 22, 5:00 PM CST
Where: Marshall County
Measured: 1.75 in hail
Coordinates: 42.050, -92.920

Thunderstorm Wind, Davis

When: March 22, 5:20 PM CST
Where: Davis County
Measured: 50 kt (58 mph)
Coordinates: 40.720, -92.600

Tornado, Hardin

When: March 22, 5:25 PM CST
Where: Hardin County
Rating: F2
Path length: 1 mi
Path width: 50 yd
Property damage: $250,000
Coordinates: 42.270, -93.000

Tornado, Grundy

When: March 22, 5:27 PM CST
Where: Grundy County
Rating: F2
Path length: 19 mi
Path width: 50 yd
Property damage: $250,000
Coordinates: 42.270, -92.980

Tornado, Hardin

When: March 22, 5:30 PM CST
Where: Hardin County
Rating: F1
Path length: 2 mi
Path width: 23 yd
Property damage: $250,000
Coordinates: 42.430, -93.400

Thunderstorm Wind, Jasper

When: March 22, 5:30 PM CST
Where: Jasper County
Measured: 50 kt (58 mph)
Coordinates: 41.580, -92.780

Thunderstorm Wind, Grundy

When: March 22, 5:40 PM CST
Where: Grundy County
Measured: 70 kt (81 mph)
Coordinates: 42.480, -92.950

Thunderstorm Wind, Hardin

When: March 22, 5:45 PM CST
Where: Hardin County
Measured: 50 kt (58 mph)
Coordinates: 42.400, -93.100

Thunderstorm Wind, Grundy

When: March 22, 5:50 PM CST
Where: Grundy County
Measured: 50 kt (58 mph)
Coordinates: 42.370, -92.830

Thunderstorm Wind, Tama

When: March 22, 6:00 PM CST
Where: Tama County
Measured: 50 kt (58 mph)
Coordinates: 42.180, -92.700

Tornado, Iowa

When: March 22, 6:16 PM CST
Where: Iowa County
Rating: F0
Path length: 0.1 mi
Path width: 20 yd
Property damage: $3,000
Coordinates: 41.870, -92.070

Thunderstorm Wind, Black Hawk

When: March 22, 6:30 PM CST
Where: Black Hawk County
Measured: 50 kt (58 mph)
Coordinates: 42.500, -92.350

Thunderstorm Wind, Bremer

When: March 22, 6:40 PM CST
Where: Bremer County
Measured: 60 kt (69 mph)
Coordinates: 42.670, -92.350

Thunderstorm Wind, Johnson

When: March 22, 6:53 PM CST
Where: Johnson County
Measured: 50 kt (58 mph)
Coordinates: 41.670, -91.550

Thunderstorm Wind, Washington

When: March 22, 6:59 PM CST
Where: Washington County
Measured: 50 kt (58 mph)
Coordinates: 41.480, -91.650

Thunderstorm Wind, Buchanan

When: March 22, 7:00 PM CST
Where: Buchanan County
Coordinates: 42.600, -91.800

Tornado, Johnson

When: March 22, 7:10 PM CST
Where: Johnson County
Rating: F2
Path length: 4 mi
Path width: 80 yd
Property damage: $250,000
Coordinates: 41.530, -91.370

Thunderstorm Wind, Fayette

When: March 22, 7:10 PM CST
Where: Fayette County
Measured: 50 kt (58 mph)
Coordinates: 42.950, -91.820

Tornado, Cedar

When: March 22, 7:18 PM CST
Where: Cedar County
Rating: F2
Path length: 10 mi
Path width: 80 yd
Property damage: $250,000
Coordinates: 41.650, -91.330

Tornado, Delaware

When: March 22, 7:25 PM CST
Where: Delaware County
Rating: F2
Path length: 17 mi
Path width: 80 yd
Injuries: 1 direct, 0 indirect
Property damage: $250,000
Coordinates: 42.350, -91.530

Tornado, Cedar

When: March 22, 7:30 PM CST
Where: Cedar County
Rating: F1
Path length: 0.1 mi
Path width: 20 yd
Property damage: $3,000
Coordinates: 41.850, -90.920

Thunderstorm Wind, Cedar

When: March 22, 7:45 PM CST
Where: Cedar County
Measured: 50 kt (58 mph)
Coordinates: 41.900, -91.270

Thunderstorm Wind, Muscatine

When: March 22, 7:45 PM CST
Where: Muscatine County
Measured: 75 kt (86 mph)
Coordinates: 41.530, -91.330

Thunderstorm Wind, Clayton

When: March 22, 7:50 PM CST
Where: Clayton County
Measured: 75 kt (86 mph)
Coordinates: 42.830, -91.100

Tornado, Delaware

When: March 22, 8:00 PM CST
Where: Delaware County
Rating: F0
Path length: 0.1 mi
Path width: 20 yd
Property damage: $3,000
Coordinates: 42.350, -91.250

Tornado, Clinton

When: March 22, 8:00 PM CST
Where: Clinton County
Rating: F2
Path length: 7 mi
Path width: 60 yd
Property damage: $2.5 million
Coordinates: 41.880, -90.850

Thunderstorm Wind, Scott

When: March 22, 8:00 PM CST
Where: Scott County
Measured: 60 kt (69 mph)
Coordinates: 41.530, -90.580

Thunderstorm Wind, Jackson

When: March 22, 8:05 PM CST
Where: Jackson County
Measured: 50 kt (58 mph)
Coordinates: 42.150, -90.600

Thunderstorm Wind, Clinton

When: March 22, 8:13 PM CST
Where: Clinton County
Measured: 52 kt (60 mph)
Coordinates: 41.830, -90.200

Thunderstorm Wind, Clinton

When: March 22, 8:30 PM CST
Where: Clinton County
Measured: 50 kt (58 mph)
Coordinates: 41.830, -90.850

Thunderstorm Wind, Clinton

When: March 22, 8:30 PM CST
Where: Clinton County
Measured: 50 kt (58 mph)
Coordinates: 41.830, -90.200

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

Every storm in Iowa in 1991 Every state in 1991 This day in weather history The tornado archive for Iowa, 1991 Warnings in Iowa, March 1991

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: 10027434, 10027435, 10027436, 10027437, 10027438, 10027439, 10027440, 10027441, 10027442, 10027443, 10027444, 10027445, 10027446, 10027447, 10027448, 10027449, 10027450, 10027451, 10027452, 10027453, 10027454, 10027455, 10027456, 10027457, 10027458, 10027459, 10028321, 10028322, 10028323, 10028534, 10028535, 10028536, 10028537, 10028538, 10028539, 10028540, 10028541, 10028542, 10028543.