Weather Warnings for Montana

Issued by the National Weather Service

Current watches, warnings, and advisories for Montana
Alerts Updated: September 14, 2026, 11:24 pm  UTC


High Wind Warning issued September 14 at 1:49PM MDT until September 14 at 6:00PM MDT by NWS Great Falls MT

Summary: * WHAT...West winds 30 to 40 mph, with gusts up to 60 mph expected. * WHERE...Snowy and Judith Mountains and Fergus County below 4500ft. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Travel could be difficult, especially for high profile vehicles.
Severity:  Severe    Effective:  September 14, 2026, 1:49 pm      Expires:  September 14, 2026, 6:00 pm
Area:  Fergus County below 4500ft; Snowy and Judith Mountains


High Wind Warning issued September 14 at 1:49PM MDT until September 14 at 6:00PM MDT by NWS Great Falls MT

Summary: * WHAT...West winds 30 to 40 mph, with gusts up to 60 mph expected. * WHERE...Judith Basin County and Judith Gap. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Travel could be difficult, especially for high profile vehicles.
Severity:  Severe    Effective:  September 14, 2026, 1:49 pm      Expires:  September 14, 2026, 6:00 pm
Area:  Judith Basin County and Judith Gap


High Wind Warning issued September 14 at 1:00PM MDT until September 14 at 9:00PM MDT by NWS Billings MT

Summary: * WHAT...West winds 25 to 40 mph with gusts up to 65 mph expected. * WHERE...Carter, Custer, and Fallon. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Strong winds may result in tree and power line damage. Power outages are possible. Travel will be difficult, especially for high profile vehicles on north to south oriented roadways.
Severity:  Severe    Effective:  September 14, 2026, 1:00 pm      Expires:  September 14, 2026, 9:00 pm
Area:  Custer; Fallon; Carter


Lake Wind Advisory issued September 14 at 9:31AM MDT until September 15 at 12:00AM MDT by NWS Glasgow MT

Summary: * WHAT...West winds 25 to 35 mph with gusts up to 50 mph. * WHERE...Fort Peck Lake. * WHEN...Until midnight MDT tonight. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft. * ADDITIONAL DETAILS...Wave heights as high as 6 feet.
Severity:  Moderate    Effective:  September 14, 2026, 9:31 am      Expires:  September 15, 2026, 12:00 am
Area:  Central and Southeast Phillips; Central and Southern Valley; Petroleum; Garfield; McCone


High Wind Warning issued September 14 at 9:31AM MDT until September 15 at 12:00AM MDT by NWS Glasgow MT

Summary: * WHAT...West winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...Daniels, Dawson, Roosevelt, Prairie, Richland, Sheridan, and Wibaux Counties. * WHEN...Until midnight MDT tonight. * IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel could be difficult, especially for high profile vehicles.
Severity:  Severe    Effective:  September 14, 2026, 9:31 am      Expires:  September 15, 2026, 12:00 am
Area:  Daniels; Sheridan; Western Roosevelt; Richland; Dawson; Prairie; Wibaux; Eastern Roosevelt