99
Recorded events
0
Direct deaths
1
Direct injuries
$2.2M
Property damage
Thunderstorm Wind in Sac County, Iowa: 99 recorded events between 1968 and 2025. The strongest on record measured 85. That places the county #2,231 nationally and #85 statewide for this hazard.
Decade by decade
Thunderstorm Wind in Sac County, Iowa: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for thunderstorm wind in Sac County is the 2000s, when 29 of the county's 99 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 Sac County archive, thunderstorm wind makes up 33.9% of all recorded severe weather across 8 hazard types. Nationally the county sits at #2,231 for this hazard and #85 within Iowa, putting it in the 29.3 percentile of all U.S. counties.
Seasonality
Events by month
Jun is the peak month for thunderstorm wind in Sac County with 26 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 |
|---|---|---|---|---|---|
| May 24, 2004 | EARLY | 61 | 0 | 1 | $80K |
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| Aug 9, 2025 | SCHALLER | 50 | $0 |
| Mar 14, 2025 | SAC CITY | 56 | $0 |
| Jul 30, 2024 | SAC CITY | 52 | $0 |
| Jul 15, 2024 | ODEBOLT | 74 | $0 |
| Jun 16, 2024 | ODEBOLT | 60 | $0 |
| Aug 3, 2022 | EARLY | 57 | $0 |
| Jul 24, 2022 | LAKE VIEW | 52 | $0 |
| Jul 24, 2022 | ODEBOLT | 55 | $0 |
| Jul 24, 2022 | LAKE VIEW | 52 | $0 |
| Jun 17, 2021 | ODEBOLT | 60 | $0 |
Other hazards here
More from Sac County
- Hail 110
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
Damage swath observed from east of Odebolt through the Early area, to the east side of Lake View. Numerous power poles down, roof blown off outbuildings, turkey, and hog confinements buildings, and boats were thrown at a dealership.
Thirteen large power poles were snapped along a mile long stretch of Perkins Ave. One third of the roof of a hog confinement building was ripped off one half mile up the road. Another half mile up the road, one third of a machine shed was destroyed. Little damage was noted east or west of this area. Wind speeds were estimated around 90 MPH.
No LSRs were transmitted from within the county during the August 10 derecho event. However, it is estimated by the NWS that areas of the county experienced severe winds and associated damage based on surrounding county LSRs and other available information.
Quick answers
Frequently asked
How many thunderstorm wind events are on record in Sac County, Iowa?
99 thunderstorm wind events are recorded in Sac County between 1968 and 2025, causing 0 direct deaths.
What is the strongest thunderstorm wind recorded in Sac County?
The strongest thunderstorm wind on record in Sac County measured 85.
Where does the thunderstorm wind data for Sac 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 Sac County, Iowa.” Severe Weather History. severeweatherhistory.com/county/iowa/sac-county/thunderstorm-wind/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.