High Wind Warning Issued for Southwest Montana with Gusts Up to 70 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This alert is no longer in effect.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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The National Weather Service has issued a High Wind Warning for Southwest Montana, including the I-90 corridor, effective Wednesday as winds reach 70 mph.
Read this weather record in 30 seconds
- Record type
- High Wind Warning
- Affected area
- Southwest Montana
- Issued
- April 6, 2026
- Issuing authority
- NWS Great Falls 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 Southwest Montana.
Alert Details
A High Wind Warning has been issued by the National Weather Service in Great Falls, MT. The warning is in effect for several regions in Southwest Montana as significant wind speeds are expected to impact the area.
Affected Areas
The warning covers the following geographic regions:
- Meagher County Valleys
- Elkhorn and Boulder Mountains
- Canyon Ferry Area
- Missouri Headwaters
- Madison River Valley
- Gallatin Valley
- Beaverhead and Western Madison below 6000ft
Specific travel impacts are expected along the Interstate 90 corridor between Bozeman and Whitehall, as well as the Madison and Beaverhead River Valleys.
Expected Conditions
Residents should prepare for sustained west winds of 30 to 40 mph. Wind gusts are expected to reach up to 70 mph, with locally higher gusts possible near the Continental Divide.
Additionally, convective snowbands are possible on Wednesday between 4 AM and 12 PM. These bands may impact the morning commute and cause sudden changes in road and weather conditions, particularly for those traveling along I-90.
Timeline
The High Wind Warning is effective from 2 AM to 11 PM MST on Wednesday, February 25.
What You Should Do
The National Weather Service urges residents to take the following precautions:
- Secure all loose outdoor objects that could be blown around or damaged by high winds.
- Use extra caution if driving, especially for those operating high-profile vehicles, as travel will be difficult.
- Monitor the latest forecasts and warnings for further updates.
- Prepare for potential property damage and power outages caused by flying debris.
Original source: NOAA Official Notice ↗
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