NWS Forecast for: West Yellowstone MT Issued by: National Weather Service Great Falls, MT Last Update: 1:52 am MST Dec 5, 2025

Winter Storm Warning Overnight: Snow likely, mainly after 5am. Cloudy, with a low around 13. Light southwest wind. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 2 inches possible. Friday: Snow, mainly after 2pm. High near 30. Light south southwest wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible. Friday Night: Snow. Low around 17. Southwest wind 9 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible. Saturday: Snow. High near 33. West southwest wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible. Saturday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 12. Southwest wind 3 to 8 mph. Winds could gust as high as 18 mph. New snow accumulation of less than a half inch possible. Sunday: A 50 percent chance of snow. Mostly cloudy, with a high near 30. Light southwest wind increasing to 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph. New snow accumulation of less than a half inch possible. Sunday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 17. Southwest wind 6 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible. Monday: A chance of snow. Mostly cloudy, with a high near 33. Southwest wind 5 to 10 mph, with gusts as high as 21 mph. Monday Night: A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 21. Tuesday: Snow likely. Mostly cloudy, with a high near 37. Tuesday Night: Snow likely. Mostly cloudy, with a low around 22. Wednesday: Snow likely. Mostly cloudy, with a high near 39. Wednesday Night: A chance of rain and snow. Mostly cloudy, with a low around 21. Thursday: A chance of snow. Mostly cloudy, with a high near 37.

West Yellowstone MT  44.67°N 111.09°W (Elev. 6686 ft)

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