57
Recorded events
0
Direct deaths
0
Direct injuries
$147K
Property damage
Thunderstorm Wind in Lemhi County, Idaho: 57 recorded events between 1976 and 2025. The strongest on record measured 76. That places the county #2,659 nationally and #13 statewide for this hazard.
Decade by decade
Thunderstorm Wind in Lemhi County, Idaho: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for thunderstorm wind in Lemhi County is the 2000s, when 23 of the county's 57 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 Lemhi County archive, thunderstorm wind makes up 42.2% of all recorded severe weather across 10 hazard types. Nationally the county sits at #2,659 for this hazard and #13 within Idaho, putting it in the 15.8 percentile of all U.S. counties.
Seasonality
Events by month
Aug is the peak month for thunderstorm wind in Lemhi County with 22 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 |
|---|---|---|---|
| Jun 19, 2025 | LEADORE | 70 | $70K |
| Sep 12, 2024 | SALMON | 64 | $0 |
| Sep 11, 2024 | SHOUP | 50 | $0 |
| Aug 29, 2023 | SHOUP | 56 | $0 |
| Jul 13, 2022 | SALMON | 57 | $15K |
| Jun 27, 2017 | CARMEN | 59 | $10K |
| Aug 6, 2016 | (27U)SALMON | 56 | $1K |
| Aug 6, 2016 | CARMEN | 50 | $500 |
| Sep 5, 2013 | SALMON | 60 | $5K |
| Sep 5, 2013 | NORTH FORK | 76 | $1K |
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
Destructive thunderstorms swept through the Leadore area, unleashing estimated wind gusts of 80 mph. A local motel and a double-wide mobile home had their roofs ripped off by the violent winds. The storm also toppled trees, damaged home siding, pushed over 300 feet of fencing, and rolled a 300-gallon fuel tank.
A RAWS station above the city of Salmon recorded a wind gust to 66 mph. There was extensive damage within Salmon, mainly centered on the southern side of the city. Damage included damage to roofs, RVs blown over, and high school bleachers blown over.
Road crews, the public, and the county emergency manager all had reports of damage from the strong winds during the late evening. Power companies reported outages to approximately 600 customers due to trees on power lines. A storm spotter in the area reported losing a few shingles, while another resident lost a stove pipe off the roof on the west side of Salmon, ID. Road crews reported downed Cottonwood trees on US-93.
Quick answers
Frequently asked
How many thunderstorm wind events are on record in Lemhi County, Idaho?
57 thunderstorm wind events are recorded in Lemhi County between 1976 and 2025, causing 0 direct deaths.
What is the strongest thunderstorm wind recorded in Lemhi County?
The strongest thunderstorm wind on record in Lemhi County measured 76.
Where does the thunderstorm wind data for Lemhi 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 Lemhi County, Idaho.” Severe Weather History. severeweatherhistory.com/county/idaho/lemhi-county/thunderstorm-wind/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.