214
Recorded events
0
Direct deaths
2
Direct injuries
$2.5M
Property damage
Thunderstorm Wind in Boone County, Iowa: 214 recorded events between 1960 and 2025. The strongest on record measured 87. That places the county #927 nationally and #25 statewide for this hazard.
Decade by decade
Thunderstorm Wind in Boone County, Iowa: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for thunderstorm wind in Boone County is the 2000s, when 86 of the county's 214 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 Boone County archive, thunderstorm wind makes up 36.1% of all recorded severe weather across 8 hazard types. Nationally the county sits at #927 for this hazard and #25 within Iowa, putting it in the 70.6 percentile of all U.S. counties.
Seasonality
Events by month
Jul is the peak month for thunderstorm wind in Boone County with 57 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 |
|---|---|---|---|---|---|
| Mar 31, 2006 | BOONE | 61 | 0 | 2 | $50K |
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| Jul 28, 2025 | BOONE | 50 | $0 |
| Jul 19, 2025 | PILOT MOUND | 50 | $0 |
| Jun 4, 2024 | BOONE | 50 | $0 |
| Jun 4, 2024 | BOONE | 50 | $0 |
| May 24, 2024 | MADRID | 52 | $0 |
| May 24, 2024 | BOXHOLM | 52 | $0 |
| Jul 12, 2023 | BOONE MUNI ARPT | 50 | $0 |
| Jul 24, 2022 | BOXHOLM | 52 | $0 |
| Jul 11, 2022 | BERKLEY | 51 | $0 |
| Jul 11, 2022 | BOONE MUNI ARPT | 57 | $0 |
Other hazards here
More from Boone County
- Hail 193
- Heavy Rain 72
- Tornado 53
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
The emergency manager reported that four 1 1/2 foot diameter evergreen trees were downed and the roof was torn off of a barn in the northwest corner of Boone. Also from a mile north of Boone to the eastern border of the county sheeting was strewn about from various buildings.
Emergency manager reported multiple farmsteads with roofs blown off, damage to several outbuildings, a garage blown off the foundation, and power lines down. The roof and upper levels of an old corn crib were blown off, windows broken from debris blowing into the window, a garage door was ripped off the track, 6 inch diameter tree limbs were down, large trees were down blocking a road. Another large tree limb landed on a van and porch roof destroying the van and roof.
Boone County Emergency Manager reported a 3 mile stretch of damage from 1.5 W of Napier to 3 miles NE of Napier. Damaged included roof off old grain bin, damaged barn, and a one foot diameter pine tree down. All damage was in one direction. Time estimated from radar.
Quick answers
Frequently asked
How many thunderstorm wind events are on record in Boone County, Iowa?
214 thunderstorm wind events are recorded in Boone County between 1960 and 2025, causing 0 direct deaths.
What is the strongest thunderstorm wind recorded in Boone County?
The strongest thunderstorm wind on record in Boone County measured 87.
Where does the thunderstorm wind data for Boone 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 Boone County, Iowa.” Severe Weather History. severeweatherhistory.com/county/iowa/boone-county/thunderstorm-wind/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.