Active Weather Alerts
Winter Weather Advisory
Issued: 9:32 AM Dec. 21, 2025 – National Weather Service
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 AM MST MONDAY... * WHAT...Snow and expected. Total snow accumulations 1 to 4 inches over the valleys and 4 to 10 inches at and above pass level. The snow may mix with light freezing rain or drizzle this evening and tonight with ice accumulations up to a glaze. Winds may gust as high as 40 mph at times. * WHERE...Gallatin and Madison County Mountains and Centennial Mountains and Northwest Beaverhead County. * WHEN...Until 9 AM MST Monday. * IMPACTS...Plan for winter driving conditions. Sidewalks and other surfaces may become icy and slippery in areas that observe freezing rain or drizzle. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. &&
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