High Wind Warning Issued for Lemhi County: Gusts Up to 55 MPH Expected
This alert is no longer in effect.
NOAA issued it on April 6, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
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A High Wind Warning is in effect for Eastern and Western Lemhi County from Wednesday night through Thursday night, with gusts up to 55 mph and potential power outages.
Read this weather record in 30 seconds
- Record type
- High Wind Warning
- Affected area
- Lemhi County, Idaho
- Issued
- April 6, 2026
- Issuing authority
- NWS Missoula MT
Wind notices are issued against local thresholds and a defined time window. Confirm both in the original notice before making a current-condition decision.
Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Lemhi County, Idaho.
High Wind Warning Issued for Lemhi County: Gusts Up to 55 MPH Expected
The National Weather Service in Missoula has issued a High Wind Warning for Lemhi County, Idaho, as damaging winds are expected to impact the region starting Wednesday night.
Alert Details
- Alert Type: High Wind Warning (HWW)
- Issuing Agency: National Weather Service Missoula MT
- Effective Window: Midnight Wednesday Night to Midnight Thursday Night
Affected Areas
The warning specifically impacts the following geographic regions:
- Western Lemhi County
- Eastern Lemhi County
Expected Conditions
Southwest winds are forecast to reach sustained speeds of 20 to 30 mph. Wind gusts are expected to peak at 55 mph. These conditions are likely to cause damaging winds that could blow down trees and power lines, leading to widespread power outages. Travel is expected to be difficult, particularly for high-profile vehicles.
Timeline
The warning goes into effect at 12:00 AM MDT on Thursday, March 12 (Midnight Wednesday Night). It is scheduled to remain in effect until 12:00 AM MDT on Friday, March 13 (Midnight Thursday Night).
What You Should Do
Residents in the affected areas are advised to take the following safety precautions:
- Remain in the lower levels of your home during the windstorm and avoid windows.
- Watch for falling debris and tree limbs.
- Use extreme caution if you must drive, as high winds will make travel hazardous.
- Prepare for the possibility of widespread power outages.
Original source: NOAA Official Notice ↗
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