Iowa

Storm History: Audubon County, Iowa

330 episodes, 447 events since 1959

Every storm the National Weather Service has filed in Audubon County, Iowa: floods, hail, damaging wind, tornadoes, winter storms, heat and the rest, with the most serious on record. Events filed by forecast zone count for every county the zone covers.

The record

Events
447
Deaths
0
Injuries
1
Damage
$151 million
Episodes
330

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.

Open the live radar over Audubon County

Every year

From 1996 the record holds 48 kinds of event with each office’s narrative; before that, tornadoes, hail and thunderstorm wind only, and before 1955 tornadoes alone.

By kind of event

Counted under the kind that heads each episode.

Kind of eventEventsDeathsInjuriesDamage
Tornado11901$1.6 million
Hail6200$437,000
Flash Flood4700$884,000
Thunderstorm Wind3100$3.3 million
High Wind3000$951,000
Drought3000$110 million
Flood2200$22 million
Blizzard2100$475,000
Winter Storm2000$510,000
Heavy Snow1800$3.3 million
Frost/Freeze1000$4.0 million
Ice Storm1000$3.1 million
Extreme Cold/Wind Chill800
Cold/Wind Chill700$294,000
Heavy Rain600
Excessive Heat300$135,000
Winter Weather200
Heat100

The deadliest

None recorded.

The costliest

Damage within this county, in the dollars of its year.

The largest hail

The largest stone in each episode, which may have fallen in a neighboring county of the same episode.

The strongest tornadoes

Every tornado in Audubon County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Audubon CountyEvery warning in Audubon County since 1986Every county in Iowa

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.