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

Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain & Isolated Severe Thunderstorms in Southern California

Snow squalls are likely to cross the Lower Great Lakes this evening and the Ohio Valley through the interior Northeast/northern Mid-Atlantic overnight, before potentially reaching the I-95 corridor from D.C. to New York City early New Year’s Day morning. Heavy rain and isolated severe thunderstorms will impact coastal southern California including Los Angeles tonight into early on New Year's Day. Read More >

Current conditions at

HEBGEN LAKE (HBRM8)

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

NA

11°F

-12°C

Humidity 92%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 9°F (-13°C)
Visibility NA
Last update 31 Dec 09:39 PM MST
Extended Forecast for

West Yellowstone MT

  • Tonight

    Tonight: Partly cloudy, with a low around 13. Calm wind.

    Low: 13 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: A 50 percent chance of snow, mainly after 3pm. Mostly cloudy, with a high near 34. Calm wind becoming southwest around 5 mph. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Mostly Cloudy
    then Chance
    Snow

  • Thursday Night

    Thursday Night: Snow. Low around 23. Calm wind. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Snow

  • Friday

    Friday: Snow likely before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 36. Calm wind becoming south southwest 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Snow Likely
    then Chance
    Rain/Snow

  • Friday Night

    Friday Night: A slight chance of rain and snow before 11pm. Mostly cloudy, with a low around 26. South southwest wind around 6 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

    Low: 26 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 40. Light south southwest wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 23 mph.

    High: 40 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of rain and snow before 11pm, then a chance of snow. Mostly cloudy, with a low around 25. South southwest wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • 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 23 mph.

    High: 38 °F

    Snow Likely

  • Sunday Night

    Sunday Night: A chance of snow. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 13. Calm wind.
New Year's Day
A 50 percent chance of snow, mainly after 3pm. Mostly cloudy, with a high near 34. Calm wind becoming southwest around 5 mph. New snow accumulation of less than a half inch possible.
Thursday Night
Snow. Low around 23. Calm wind. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday
Snow likely before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 36. Calm wind becoming south southwest 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday Night
A slight chance of rain and snow before 11pm. Mostly cloudy, with a low around 26. South southwest wind around 6 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Saturday
Mostly cloudy, with a high near 40. Light south southwest wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 23 mph.
Saturday Night
A chance of rain and snow before 11pm, then a chance of snow. Mostly cloudy, with a low around 25. South southwest wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. 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 23 mph.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 24.
Monday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 36.
Monday Night
A chance of snow. Mostly cloudy, with a low around 19.
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 33.
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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:
9:22 pm MST Dec 31, 2025
Forecast Valid:
9pm MST Dec 31, 2025-6pm MST Jan 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation