Hail and Damaging Winds in Iowa, August 5, 1989

Name: Hail and Damaging Winds in Iowa, August 5, 1989
Start: 1989-08-05T05:44
End: 1989-08-05T11:10
Location: Iowa

August 5, 1989 · NWS DSM · 60 events in 31 counties and zones

56 thunderstorm wind, 4 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: 2
Property damage: None recorded
Crop damage: None recorded
Events: 60

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

56 thunderstorm wind, 4 hail. Local standard time, as filed.

Thunderstorm Wind, Woodbury

When: August 5, 5:44 AM CST
Where: Woodbury County
Measured: 51 kt (59 mph)
Coordinates: 42.400, -96.380

Thunderstorm Wind, Harrison

When: August 5, 5:58 AM CST
Where: Harrison County
Coordinates: 41.730, -95.720

Thunderstorm Wind, Woodbury

When: August 5, 6:00 AM CST
Where: Woodbury County
Measured: 50 kt (58 mph)
Coordinates: 42.400, -96.350

Thunderstorm Wind, Monona

When: August 5, 6:15 AM CST
Where: Monona County
Measured: 60 kt (69 mph)
Coordinates: 42.030, -96.100

Thunderstorm Wind, Harrison

When: August 5, 6:25 AM CST
Where: Harrison County
Measured: 50 kt (58 mph)
Coordinates: 41.720, -96.020

Thunderstorm Wind, Pottawattamie

When: August 5, 6:28 AM CST
Where: Pottawattamie County
Measured: 54 kt (62 mph)
Coordinates: 41.270, -95.870

Hail, Humboldt

When: August 5, 6:30 AM CST
Where: Humboldt County
Measured: 1 in hail
Coordinates: 42.720, -94.220

Thunderstorm Wind, Harrison

When: August 5, 6:30 AM CST
Where: Harrison County
Measured: 50 kt (58 mph)
Coordinates: 41.850, -95.600

Thunderstorm Wind, Harrison

When: August 5, 6:35 AM CST
Where: Harrison County
Measured: 50 kt (58 mph)
Coordinates: 41.650, -95.800

Thunderstorm Wind, Ida

When: August 5, 6:40 AM CST
Where: Ida County
Measured: 50 kt (58 mph)
Coordinates: 42.320, -95.600

Thunderstorm Wind, Shelby

When: August 5, 6:45 AM CST
Where: Shelby County
Measured: 50 kt (58 mph)
Coordinates: 41.650, -95.330

Thunderstorm Wind, Crawford

When: August 5, 6:50 AM CST
Where: Crawford County
Measured: 52 kt (60 mph)
Coordinates: 41.880, -95.250

Thunderstorm Wind, Webster

When: August 5, 6:50 AM CST
Where: Webster County
Measured: 61 kt (70 mph)
Coordinates: 42.280, -94.300

Thunderstorm Wind, Carroll

When: August 5, 6:55 AM CST
Where: Carroll County
Coordinates: 41.900, -95.070

Thunderstorm Wind, Crawford

When: August 5, 6:58 AM CST
Where: Crawford County
Measured: 50 kt (58 mph)
Coordinates: 42.020, -95.330

Thunderstorm Wind, Pottawattamie

When: August 5, 7:00 AM CST
Where: Pottawattamie County
Measured: 50 kt (58 mph)
Coordinates: 41.480, -95.200

Thunderstorm Wind, Crawford

When: August 5, 7:05 AM CST
Where: Crawford County
Measured: 52 kt (60 mph)
Coordinates: 42.080, -95.100

Thunderstorm Wind, Webster

When: August 5, 7:05 AM CST
Where: Webster County
Measured: 50 kt (58 mph)
Coordinates: 42.270, -94.070

Thunderstorm Wind, Shelby

When: August 5, 7:10 AM CST
Where: Shelby County
Measured: 50 kt (58 mph)
Coordinates: 41.600, -95.070

Thunderstorm Wind, Audubon

When: August 5, 7:14 AM CST
Where: Audubon County
Measured: 60 kt (69 mph)
Coordinates: 41.720, -94.930

Thunderstorm Wind, Carroll

When: August 5, 7:20 AM CST
Where: Carroll County
Measured: 74 kt (85 mph)
Coordinates: 42.070, -94.730

Thunderstorm Wind, Carroll

When: August 5, 7:22 AM CST
Where: Carroll County
Measured: 70 kt (81 mph)
Coordinates: 41.870, -94.680

Thunderstorm Wind, Greene

When: August 5, 7:40 AM CST
Where: Greene County
Measured: 70 kt (81 mph)
Coordinates: 42.030, -94.230

Thunderstorm Wind, Dallas

When: August 5, 7:41 AM CST
Where: Dallas County
Measured: 72 kt (83 mph)
Coordinates: 41.830, -94.120

Thunderstorm Wind, Dallas

When: August 5, 7:57 AM CST
Where: Dallas County
Measured: 72 kt (83 mph)
Coordinates: 41.850, -93.930

Thunderstorm Wind, Boone

When: August 5, 8:00 AM CST
Where: Boone County
Measured: 70 kt (81 mph)
Coordinates: 42.070, -93.880

Thunderstorm Wind, Story

When: August 5, 8:05 AM CST
Where: Story County
Measured: 50 kt (58 mph)
Coordinates: 41.880, -93.680

Thunderstorm Wind, Polk

When: August 5, 8:14 AM CST
Where: Polk County
Measured: 53 kt (61 mph)
Coordinates: 41.530, -93.670

Thunderstorm Wind, Story

When: August 5, 8:15 AM CST
Where: Story County
Measured: 65 kt (75 mph)
Coordinates: 42.180, -93.600

Hail, Story

When: August 5, 8:23 AM CST
Where: Story County
Measured: 0.88 in hail
Coordinates: 42.030, -93.620

Thunderstorm Wind, Hardin

When: August 5, 8:40 AM CST
Where: Hardin County
Measured: 69 kt (79 mph)
Coordinates: 42.300, -93.300

Thunderstorm Wind, Jasper

When: August 5, 8:45 AM CST
Where: Jasper County
Measured: 52 kt (60 mph)
Coordinates: 41.600, -93.230

Thunderstorm Wind, Hardin

When: August 5, 8:47 AM CST
Where: Hardin County
Measured: 61 kt (70 mph)
Coordinates: 42.370, -93.100

Thunderstorm Wind, Marion

When: August 5, 8:50 AM CST
Where: Marion County
Measured: 50 kt (58 mph)
Coordinates: 41.420, -92.930

Thunderstorm Wind, Jasper

When: August 5, 8:52 AM CST
Where: Jasper County
Measured: 50 kt (58 mph)
Coordinates: 41.700, -93.050

Thunderstorm Wind, Marshall

When: August 5, 8:55 AM CST
Where: Marshall County
Measured: 50 kt (58 mph)
Coordinates: 41.930, -93.100

Thunderstorm Wind, Poweshiek

When: August 5, 9:02 AM CST
Where: Poweshiek County
Measured: 50 kt (58 mph)
Coordinates: 41.750, -92.730

Thunderstorm Wind, Poweshiek

When: August 5, 9:07 AM CST
Where: Poweshiek County
Measured: 70 kt (81 mph)
Coordinates: 41.750, -92.520

Hail, Poweshiek

When: August 5, 9:10 AM CST
Where: Poweshiek County
Measured: 0.88 in hail
Coordinates: 41.580, -92.650

Thunderstorm Wind, Tama

When: August 5, 9:10 AM CST
Where: Tama County
Measured: 50 kt (58 mph)
Coordinates: 41.920, -92.400

Thunderstorm Wind, Marshall

When: August 5, 9:15 AM CST
Where: Marshall County
Measured: 61 kt (70 mph)
Coordinates: 42.050, -92.920

Thunderstorm Wind, Tama

When: August 5, 9:15 AM CST
Where: Tama County
Measured: 50 kt (58 mph)
Coordinates: 41.970, -92.580

Thunderstorm Wind, Black Hawk

When: August 5, 9:15 AM CST
Where: Black Hawk County
Measured: 50 kt (58 mph)
Coordinates: 42.520, -92.450

Thunderstorm Wind, Keokuk

When: August 5, 9:19 AM CST
Where: Keokuk County
Measured: 65 kt (75 mph)
Coordinates: 41.450, -92.230

Thunderstorm Wind, Tama

When: August 5, 9:25 AM CST
Where: Tama County
Measured: 57 kt (66 mph)
Coordinates: 41.900, -92.380

Thunderstorm Wind, Benton

When: August 5, 9:32 AM CST
Where: Benton County
Measured: 61 kt (70 mph)
Coordinates: 41.900, -92.280

Hail, Keokuk

When: August 5, 9:35 AM CST
Where: Keokuk County
Measured: 1.75 in hail
Coordinates: 41.450, -92.130

Thunderstorm Wind, Benton

When: August 5, 9:40 AM CST
Where: Benton County
Measured: 52 kt (60 mph)
Coordinates: 42.170, -92.030

Thunderstorm Wind, Iowa

When: August 5, 9:40 AM CST
Where: Iowa County
Measured: 50 kt (58 mph)
Injuries: 2 direct, 0 indirect
Coordinates: 41.670, -92.000

Thunderstorm Wind, Johnson

When: August 5, 9:55 AM CST
Where: Johnson County
Measured: 50 kt (58 mph)
Coordinates: 41.670, -91.830

Thunderstorm Wind, Linn

When: August 5, 10:00 AM CST
Where: Linn County
Measured: 64 kt (74 mph)
Coordinates: 42.000, -91.650

Thunderstorm Wind, Linn

When: August 5, 10:05 AM CST
Where: Linn County
Measured: 60 kt (69 mph)
Coordinates: 42.200, -91.530

Thunderstorm Wind, Johnson

When: August 5, 10:10 AM CST
Where: Johnson County
Measured: 54 kt (62 mph)
Coordinates: 41.630, -91.550

Thunderstorm Wind, Cedar

When: August 5, 10:20 AM CST
Where: Cedar County
Measured: 50 kt (58 mph)
Coordinates: 41.900, -91.150

Thunderstorm Wind, Jackson

When: August 5, 10:20 AM CST
Where: Jackson County
Measured: 50 kt (58 mph)
Coordinates: 42.220, -90.650

Thunderstorm Wind, Jones

When: August 5, 10:30 AM CST
Where: Jones County
Measured: 50 kt (58 mph)
Coordinates: 42.120, -91.280

Thunderstorm Wind, Cedar

When: August 5, 10:40 AM CST
Where: Cedar County
Measured: 59 kt (68 mph)
Coordinates: 41.850, -90.930

Thunderstorm Wind, Jones

When: August 5, 10:47 AM CST
Where: Jones County
Measured: 50 kt (58 mph)
Coordinates: 42.070, -91.000

Thunderstorm Wind, Jackson

When: August 5, 10:55 AM CST
Where: Jackson County
Measured: 61 kt (70 mph)
Coordinates: 42.070, -90.680

Thunderstorm Wind, Jackson

When: August 5, 11:10 AM CST
Where: Jackson County
Measured: 50 kt (58 mph)
Coordinates: 42.270, -90.370

What these are

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.
Hail: Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

Every storm in Iowa in 1989 Every state in 1989 This day in weather history Warnings in Iowa, August 1989

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: 10025071, 10025072, 10025073, 10025074, 10025075, 10025076, 10025077, 10025078, 10025079, 10025080, 10025081, 10025082, 10025083, 10025084, 10025085, 10025086, 10025087, 10025088, 10025089, 10025090, 10025091, 10025092, 10025093, 10025094, 10025095, 10025096, 10025097, 10025098, 10025099, 10025100, 10025101, 10025102, 10025103, 10025104, 10025105, 10025106, 10025107, 10025108, 10025109, 10025110, and more.