189
Recorded events
0
Direct deaths
0
Direct injuries
$3.3M
Property damage
Thunderstorm Wind in Jasper County, Iowa: 189 recorded events between 1955 and 2025. The strongest on record measured 87. That places the county #1,129 nationally and #32 statewide for this hazard.
Decade by decade
Thunderstorm Wind in Jasper County, Iowa: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for thunderstorm wind in Jasper County is the 2000s, when 67 of the county's 189 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 Jasper County archive, thunderstorm wind makes up 32.8% of all recorded severe weather across 8 hazard types. Nationally the county sits at #1,129 for this hazard and #32 within Iowa, putting it in the 64.0 percentile of all U.S. counties.
Seasonality
Events by month
Jun is the peak month for thunderstorm wind in Jasper 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.
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| Mar 14, 2025 | NEWTON MUNI ARPT | 56 | $0 |
| Mar 14, 2025 | NEWTON MUNI ARPT | 50 | $0 |
| Mar 14, 2025 | PRAIRIE CITY | 51 | $0 |
| Mar 14, 2025 | PRAIRIE CITY | 52 | $7K |
| Mar 14, 2025 | MONROE | 52 | $0 |
| Sep 20, 2024 | REASNOR | 52 | $0 |
| Jul 15, 2024 | SULLY MUNI ARPT | 61 | $0 |
| May 24, 2024 | NEWTON | 55 | $0 |
| May 24, 2024 | PRAIRIE CITY | 65 | $0 |
| May 24, 2024 | NEWTON MUNI ARPT | 56 | $0 |
Other hazards here
More from Jasper County
- Hail 220
- Heavy Rain 70
- Tornado 45
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
An air exchanger on the rooftop was ripped off. Around one quarter of the roof of the gym of the Lynnville-Sully school was peeled back with a section of the roof thrown 50 to 100 feet to the east of the building, causing some tree damage. One window was blown out.
Quick answers
Frequently asked
How many thunderstorm wind events are on record in Jasper County, Iowa?
189 thunderstorm wind events are recorded in Jasper County between 1955 and 2025, causing 0 direct deaths.
What is the strongest thunderstorm wind recorded in Jasper County?
The strongest thunderstorm wind on record in Jasper County measured 87.
Where does the thunderstorm wind data for Jasper 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 Jasper County, Iowa.” Severe Weather History. severeweatherhistory.com/county/iowa/jasper-county/thunderstorm-wind/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.