Headline:
High Wind Watch issued May 12 at 12:47PM MDT until May 13 at 9:00PM MDT by NWS Great Falls MT
Event:
High Wind Watch
Urgency:
Future
Effective:
May 12, 2026 - 11:47am
Expires:
May 13, 2026 - 3:00am
Description:
* WHAT...Southwest winds 25 to 40 mph with gusts up to 60 mph
possible.
* WHERE...Southwestern Montana along and south of Interstate 90, and
Canyon Ferry Area.
* WHEN...From Wednesday afternoon through Wednesday evening.
* IMPACTS...High winds may move loose debris, damage property and
cause power outages. Travel could be difficult, especially for
high profile vehicles.
* ADDITIONAL DETAILS...Wednesday afternoon there will also be
isolated thunderstorms in these areas that will bring wind gusts
in excess of 60 mph.
Instruction:
Monitor the latest forecasts and warnings for updates.
Remember, a High Wind Watch means that there is at least a 50%
chance of 40 mph sustained winds or 58 mph wind gusts occurring
during the watch period.
Area Description:
Canyon Ferry Area; Missouri Headwaters; Madison River Valley; Gallatin Valley; Northwest Beaverhead County; Beaverhead and Western Madison below 6000ft; Ruby Mountains and Southern Beaverhead Mountains; Gallatin and Madison County Mountains and Centennial Mountains
Forcast Office:
NWS Great Falls MT
Sender:
w-nws.webmaster@noaa.gov