High Wind Warning Issued for Madison River Valley (Sep 1, 2026)

Source: NOAA · Madison River Valley, Montana

This alert is no longer in effect.

NOAA issued it on September 1, 2026, 2 weeks 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).

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

NWS Great Falls has issued a High Wind Warning for the Madison River Valley with southwest winds of 35-45 mph and gusts up to 60 mph expected.

30 seconds on this weather notice

Record type
High Wind Warning
Affected area
Madison River Valley, Montana
Issued
September 1, 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 2 weeks ago; use the issuing agency's live warning service for current conditions in Madison River Valley, Montana.

Alert Details

High Wind Warning issued by NWS Great Falls MT. Effective from 12:15 PM MDT on September 1, 2026, with onset at 12:00 PM MDT on September 2, 2026, and ending at 9:00 PM MDT on September 2, 2026.

Affected Areas

Madison River Valley (MTZ325).

What You Should Do

People are urged to secure loose objects that could be blown around or damaged by the wind. Monitor the latest forecasts and warnings for updates.

Expected Conditions

Southwest winds 35 to 45 mph with gusts up to 60 mph expected. Damaging winds may cause damage to trees and power lines. Travel will be difficult, especially for high profile vehicles. Wind speeds will decrease to between 20 to 30 mph from the late evening hours on Wednesday through the mid-morning hours on Thursday before increasing once again.

Timeline

High Wind Warning in effect from noon to 9 PM MDT Wednesday, September 2, 2026.

Original source: NOAA Official Notice ↗

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Elsewhere in the country: similar length or severity timing 8

Beyond this NWS weather alert's own category, Areazine surfaces two nationwide peer sets: length-matched and severity/date-matched notices from elsewhere in the archive, distinct from the same-feed Related list above.

What People Ask

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Great Falls has issued a High Wind Warning for the Madison River Valley with southwest winds of 35-45 mph and gusts up to 60 mph expected.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Madison River Valley, Montana. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.