National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Current conditions at

HEBGEN LAKE (HBRM8)

Lat: 44.66597°NLon: 111.09911°WElev: 6700.0ft.

NA

20°F

-7°C

Humidity 79%
Wind Speed W 0 MPH
Barometer NA
Dewpoint 14°F (-10°C)
Visibility NA
Last update 01 Jan 11:39 AM MST
Extended Forecast for

West Yellowstone MT

  • New Year's Day

    New Year's Day: Snow likely, mainly after 5pm. Cloudy, with a high near 32. South wind 3 to 6 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

    High: 32 °F

    Snow Likely

  • Tonight

    Tonight: Snow. Patchy fog after 8pm. Low around 24. Light and variable wind. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 24 °F

    Snow and
    Patchy Fog

  • Friday

    Friday: Snow likely, mainly before 7am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 33. Light southwest wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Snow Likely
    and Patchy
    Fog

  • Friday Night

    Friday Night: A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 28. South southwest wind 5 to 7 mph, with gusts as high as 18 mph.

    Low: 28 °F

    Slight Chance
    Snow then
    Cloudy

  • Saturday

    Saturday: A chance of rain and snow, mainly after 5pm. Mostly cloudy, with a high near 40. Light south southwest wind increasing to 5 to 9 mph in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 40 °F

    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow before 8pm, then snow likely. Mostly cloudy, with a low around 25. South southwest wind 5 to 7 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Sunday

    Sunday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 38. South southwest wind 5 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Snow Likely

  • Sunday Night

    Sunday Night: A chance of snow. Mostly cloudy, with a low around 26. South southwest wind 6 to 8 mph, with gusts as high as 21 mph.

    Low: 26 °F

    Chance Snow

  • Monday

    Monday: Snow likely. Mostly cloudy, with a high near 36.

    High: 36 °F

    Snow Likely

Detailed Forecast

New Year's Day
Snow likely, mainly after 5pm. Cloudy, with a high near 32. South wind 3 to 6 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow. Patchy fog after 8pm. Low around 24. Light and variable wind. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Friday
Snow likely, mainly before 7am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 33. Light southwest wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 28. South southwest wind 5 to 7 mph, with gusts as high as 18 mph.
Saturday
A chance of rain and snow, mainly after 5pm. Mostly cloudy, with a high near 40. Light south southwest wind increasing to 5 to 9 mph in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday Night
A chance of rain and snow before 8pm, then snow likely. Mostly cloudy, with a low around 25. South southwest wind 5 to 7 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 38. South southwest wind 5 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 26. South southwest wind 6 to 8 mph, with gusts as high as 21 mph.
Monday
Snow likely. Mostly cloudy, with a high near 36.
Monday Night
A chance of snow. Mostly cloudy, with a low around 21.
Tuesday
A chance of snow. Mostly cloudy, with a high near 32.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 18.
Wednesday
A chance of snow. Mostly cloudy, with a high near 32.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
West Yellowstone MT
 44.67°N 111.09°W (Elev. 6686 ft)
Last Update:
3:32 am MST Jan 1, 2026
Forecast Valid:
12pm MST Jan 1, 2026-6pm MST Jan 7, 2026
 
Forecast Discussion
 
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