117
Recorded events
0
Direct deaths
1
Direct injuries
$1.8M
Property damage
Thunderstorm Wind in Winnebago County, Iowa: 117 recorded events between 1961 and 2025. The strongest on record measured 78. That places the county #1,976 nationally and #74 statewide for this hazard.
Decade by decade
Thunderstorm Wind in Winnebago County, Iowa: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for thunderstorm wind in Winnebago County is the 1990s, when 32 of the county's 117 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 Winnebago County archive, thunderstorm wind makes up 36.9% of all recorded severe weather across 8 hazard types. Nationally the county sits at #1,976 for this hazard and #74 within Iowa, putting it in the 37.0 percentile of all U.S. counties.
Seasonality
Events by month
Jun is the peak month for thunderstorm wind in Winnebago County with 36 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
| Date | Location | Scale | Deaths | Injuries | Damage |
|---|---|---|---|---|---|
| Apr 27, 1984 | 0 | 0 | 1 | $0 |
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| Jul 28, 2025 | FOREST CITY | 55 | $1K |
| Jun 17, 2024 | THOMPSON | 59 | $0 |
| Jul 5, 2022 | FOREST CITY | 55 | $0 |
| Apr 23, 2022 | LELAND | 52 | $0 |
| Jun 2, 2020 | THOMPSON | 64 | $0 |
| Jul 20, 2019 | FOREST CITY | 50 | $0 |
| Jul 25, 2018 | RAKE | 52 | $0 |
| Jul 4, 2018 | LAKE MILLS | 53 | $0 |
| Jun 24, 2018 | FOREST CITY | 52 | $0 |
| Jul 19, 2017 | LAKE MILLS | 52 | $0 |
Other hazards here
More from Winnebago County
- Hail 105
Quick answers
Frequently asked
How many thunderstorm wind events are on record in Winnebago County, Iowa?
117 thunderstorm wind events are recorded in Winnebago County between 1961 and 2025, causing 0 direct deaths.
What is the strongest thunderstorm wind recorded in Winnebago County?
The strongest thunderstorm wind on record in Winnebago County measured 78.
Where does the thunderstorm wind data for Winnebago 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 Winnebago County, Iowa.” Severe Weather History. severeweatherhistory.com/county/iowa/winnebago-county/thunderstorm-wind/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.