Severe Weather History


Hazard archive · 1950 — present

Thunderstorm Wind in Linn County, Iowa

574

Recorded events

3

Direct deaths

115

Direct injuries

$11.4M

Property damage

Thunderstorm Wind in Linn County, Iowa: 574 recorded events between 1955 and 2026. The strongest on record measured 122. That places the county #76 nationally and #2 statewide for this hazard.

Decade by decade

Thunderstorm Wind in Linn County, Iowa: events per decade

Thunderstorm Wind in Linn County, Iowa: recorded events per decade
Thunderstorm Wind in Linn County, Iowa: recorded events per decade

Reporting practice changed over time — early decades are undercounted, not calmer.

The busiest decade for thunderstorm wind in Linn County is the 2010s, when 176 of the county's 574 recorded events were logged. Comparing decades is useful for spotting active periods, but the earliest years are thin because systematic reporting for this hazard began later.

Within the Linn County archive, thunderstorm wind makes up 49.1% of all recorded severe weather across 8 hazard types. Nationally the county sits at #76 for this hazard and #2 within Iowa, putting it in the 97.6 percentile of all U.S. counties.

Seasonality

Events by month

0Jan
0Feb
9Mar
32Apr
72May
154Jun
191Jul
78Aug
26Sep
5Oct
4Nov
3Dec

Jul is the peak month for thunderstorm wind in Linn County with 191 recorded events, while Jan is the quietest. Seasonality here is a property of the archive as much as the climate: reports cluster where population and spotter networks are densest.

Significant events

Deadliest on record

DateLocationScaleDeathsInjuriesDamage
Aug 10, 2020COVINGTON1221100$0
Jul 13, 19928712$0
Jun 30, 2014FAIRFAX7211$0
Jun 30, 2014CEDAR RAPIDS7204$0
May 17, 1999CEDAR RAPIDS002$500K
Jun 11, 19865202$0
Jun 23, 2009CEDAR RAPIDS6501$0
Aug 27, 2004HIAWATHA6101$20K
Source: NOAA/NCEI Storm Events · dates UTC

Most recent

Latest recorded events

DateLocationMagnitudeDamage
Apr 23, 2026VIOLA61$0
Apr 17, 2026WALKER52$0
Aug 15, 2025BERTRAM56$0
Aug 15, 2025MARION52$0
Aug 15, 2025COVINGTON52$0
Aug 15, 2025(CID)CEDAR RAPIDS AR62$0
Aug 15, 2025MARION MC BRIDE ARPT61$0
Jul 29, 2025LISBON52$0
Jul 29, 2025CENTRAL CITY61$0
Jul 29, 2025CEDAR RAPIDS72$0
Source: NOAA/NCEI Storm Events · dates UTC · recent entries may be preliminary

Other hazards here

More from Linn County

County overview →

From the record

What the reports say

Written by National Weather Service staff at the time of the event · public domain

Quick answers

Frequently asked

How many thunderstorm wind events are on record in Linn County, Iowa?

574 thunderstorm wind events are recorded in Linn County between 1955 and 2026, causing 3 direct deaths.

What is the strongest thunderstorm wind recorded in Linn County?

The strongest thunderstorm wind on record in Linn County measured 122.

Where does the thunderstorm wind data for Linn County come from?

All events come from the NOAA/NCEI Storm Events Database, the federal public-domain archive of severe weather reports. Dates are UTC, damage is as reported and not inflation-adjusted, and the most recent entries may still be revised.

Cite this page

“Thunderstorm Wind in Linn County, Iowa.” Severe Weather History. severeweatherhistory.com/county/iowa/linn-county/thunderstorm-wind/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.


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