236
Recorded events
1
Direct deaths
3
Direct injuries
$237K
Property damage
Thunderstorm Wind in Jefferson County, Missouri: 236 recorded events between 1960 and 2026. The strongest on record measured 87. That places the county #768 nationally and #22 statewide for this hazard.
Decade by decade
Thunderstorm Wind in Jefferson County, Missouri: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for thunderstorm wind in Jefferson County is the 2000s, when 72 of the county's 236 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 Jefferson County archive, thunderstorm wind makes up 36.1% of all recorded severe weather across 7 hazard types. Nationally the county sits at #768 for this hazard and #22 within Missouri, putting it in the 75.5 percentile of all U.S. counties.
Seasonality
Events by month
Jul is the peak month for thunderstorm wind in Jefferson County with 51 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 |
|---|---|---|---|---|---|
| Aug 10, 2020 | ARNOLD | 61 | 1 | 0 | $0 |
| Jul 20, 2006 | ARNOLD | 61 | 0 | 2 | $0 |
| Sep 27, 2003 | PEVELY | 55 | 0 | 1 | $0 |
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| Apr 27, 2026 | BAYSHORE | 52 | $0 |
| Mar 11, 2026 | VALLES MINES | 50 | $0 |
| Jul 29, 2025 | PEVELY | 60 | $0 |
| May 20, 2025 | DE SOTO ARPT | 55 | $2K |
| May 20, 2025 | MURPHY | 60 | $0 |
| May 20, 2025 | MAPAVILLE | 60 | $0 |
| May 16, 2025 | HIGH RIDGE | 60 | $10K |
| Apr 21, 2025 | DE SOTO | 60 | $0 |
| Apr 10, 2025 | BARNHART | 60 | $0 |
| Mar 15, 2025 | BAYSHORE | 80 | $0 |
Other hazards here
More from Jefferson County
- Hail 312
- Tornado 44
- Flash Flood 41
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
A line of severe storms moved across Jefferson County. Numerous trees, tree limbs and power lines were blown down. In Pevely, a 51 year old woman was killed when a tree was uprooted by the thunderstorm winds and it fell on her. She had been helping her boyfriend move a hard top from a Jeep to prevent damage to it from the approaching severe storms. The boyfriend was not injured by the fallen tree. In Arnold, a large maple tree was blown over onto a house. The house suffered damage to the awning and gutters before rolling off the slanted roof. Just southwest of Festus a tree was blown down onto Route CC. Several unoccupied vehicles sustained damage from fallen trees and tree limbs.
County officials reported golf ball-size hail and wind gusts to 60 mph in Cedar Hill. A local television station reported hail up to softball-size near Arnold a few minutes later. Several cars were damaged and house windows broke out.
In De Soto, thunderstorm winds damaged trees near Highway 100 and Fountain City Road. In Mapaville, thunderstorm winds snapped two 12 inch diameter tree branches. These branches landed on and damaged a soft metal fence in the reporter's backyard.
Quick answers
Frequently asked
How many thunderstorm wind events are on record in Jefferson County, Missouri?
236 thunderstorm wind events are recorded in Jefferson County between 1960 and 2026, causing 1 direct deaths.
What is the strongest thunderstorm wind recorded in Jefferson County?
The strongest thunderstorm wind on record in Jefferson County measured 87.
Where does the thunderstorm wind data for Jefferson 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 Jefferson County, Missouri.” Severe Weather History. severeweatherhistory.com/county/missouri/jefferson-county/thunderstorm-wind/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.