Headline:
High Wind Warning issued May 13 at 12:38PM MDT until May 13 at 9:00PM MDT by NWS Great Falls MT
Event:
High Wind Warning
Urgency:
Expected
Effective:
May 13, 2026 - 11:38am
Expires:
May 13, 2026 - 8:00pm
Description:
* WHAT...Southwest winds 30 to 40 mph with gusts up to 60 mph.
* WHERE...Southwestern Montana along and south of Interstate 90, Big
Belt, Bridger and Castle Mountains, and Canyon Ferry Area.
* WHEN...Until 9 PM MDT this 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...Areas of blowing dust may create locally
reduced visibility.
Instruction:
People are urged to secure loose objects that could be blown around
or damaged by the wind.
Remember, a High Wind Warning means that there is at least an 80%
chance of 40 mph sustained winds or 58 mph wind gusts occurring
during the warning period.
Area Description:
Big Belt, Bridger and Castle Mountains; 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: