139
Recorded events
0
Direct deaths
2
Direct injuries
$8.6M
Property damage
Thunderstorm Wind in Brown County, Minnesota: 139 recorded events between 1956 and 2025. The strongest on record measured 83. That places the county #1,665 nationally and #41 statewide for this hazard.
Decade by decade
Thunderstorm Wind in Brown County, Minnesota: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for thunderstorm wind in Brown County is the 2020s, when 33 of the county's 139 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 Brown County archive, thunderstorm wind makes up 44.3% of all recorded severe weather across 8 hazard types. Nationally the county sits at #1,665 for this hazard and #41 within Minnesota, putting it in the 47.0 percentile of all U.S. counties.
Seasonality
Events by month
Jun is the peak month for thunderstorm wind in Brown County with 44 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 |
|---|---|---|---|---|---|
| Jul 25, 1990 | 56 | 0 | 2 | $0 |
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| Jul 8, 2025 | GODAHL | 61 | $0 |
| Jul 8, 2025 | LEAVENWORTH | 50 | $0 |
| Jun 2, 2025 | NEW ULM ARPT | 50 | $0 |
| Jun 2, 2025 | NEW ULM | 52 | $0 |
| Jun 2, 2025 | SLEEPY EYE | 50 | $0 |
| Jun 2, 2025 | EVAN | 50 | $0 |
| Aug 29, 2024 | NEW ULM | 61 | $0 |
| Aug 11, 2023 | NEW ULM | 50 | $0 |
| May 30, 2022 | NEW ULM | 53 | $0 |
| May 30, 2022 | NEW ULM | 52 | $50K |
Other hazards here
More from Brown County
- Hail 115
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
4,000 trees blown down. 10 businesses lost portions of their roof. Mobile home destroyed. Maintenance hangar at airport destroyed, damaging several airplanes. 400 ft TV tower blown down. Poultry bldg levelled at fairgrounds. Reception hall lost its roof. Large trees blown down at local cemeteries. The statue of Hermann the German damaged. Estimated 5% of crops or about 50,000 acres in county destroyed. Damage estimate for entire county.
A 75 mph wind gust was measured at the New Ulm airport. In addition, several buildings east and northeast of the airport were damaged, with damage to parts of the New Ulm Airport terminal building roof. The buildings that were damaged outside of the airport grounds were a car dealership where 50-60 cars were damaged or destroyed, an international trucking company, a cabinet machine shop and a local department store. Each of these companies had mainly roof damage.
Thunderstorm winds estimated at 60 mph snapped several large trees snapped at their base in German Park, downed a dead, 2 foot diameter tree along 5th North Street, and downed several trees near the New Ulm Medical Center.
Quick answers
Frequently asked
How many thunderstorm wind events are on record in Brown County, Minnesota?
139 thunderstorm wind events are recorded in Brown County between 1956 and 2025, causing 0 direct deaths.
What is the strongest thunderstorm wind recorded in Brown County?
The strongest thunderstorm wind on record in Brown County measured 83.
Where does the thunderstorm wind data for Brown 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 Brown County, Minnesota.” Severe Weather History. severeweatherhistory.com/county/minnesota/brown-county/thunderstorm-wind/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.