Iowa, 1989

Tornadoes and Hail in Iowa, May 30, 1989

May 30, 1989 · NWS DSM · 10 events in 6 counties and zones

8 hail, 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

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The toll

Deaths
0
Injuries
3
Property damage
$5.0 million
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

8 hail, 2 tornado. Local standard time, as filed.

Hail, Hardin

When
May 30, 5:34 AM CST
Where
Hardin County
Measured
1.75 in hail
Coordinates
42.520, -93.530

Hail, Franklin

When
May 30, 6:00 AM CST
Where
Franklin County
Measured
0.75 in hail
Coordinates
42.750, -93.200

Hail, Fayette

When
May 30, 6:35 AM CST
Where
Fayette County
Measured
0.75 in hail
Coordinates
42.970, -91.850

Hail, Bremer

When
May 30, 7:18 AM CST
Where
Bremer County
Measured
0.75 in hail
Coordinates
42.730, -92.480

Hail, Clayton

When
May 30, 8:10 AM CST
Where
Clayton County
Measured
0.75 in hail
Coordinates
42.970, -91.520

Hail, Clayton

When
May 30, 8:15 AM CST
Where
Clayton County
Measured
2 in hail
Coordinates
43.020, -91.180

Hail, Hardin

When
May 30, 5:55 PM CST
Where
Hardin County
Measured
1 in hail
Coordinates
42.300, -93.300

Hail, Hardin

When
May 30, 6:32 PM CST
Where
Hardin County
Measured
0.75 in hail
Coordinates
42.370, -93.100

Tornado, Hardin

When
May 30, 6:50 PM CST
Where
Hardin County
Rating
F4
Path length
9 mi
Path width
200 yd
Injuries
3 direct, 0 indirect
Property damage
$2.5 million
Coordinates
42.280, -93.170

Tornado, Grundy

When
May 30, 7:14 PM CST
Where
Grundy County
Rating
F4
Path length
2 mi
Path width
200 yd
Property damage
$2.5 million
Coordinates
42.230, -92.980

What these are

Hail
Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
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 1989Every state in 1989This day in weather historyThe tornado archive for Iowa, 1989Warnings in Iowa, May 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: 10028422, 10028423, 10028424, 10028425, 10028426, 10028427, 10028428, 10028429, 10028430, 10028431.