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

EW9980 West Yellowstone (E9980)

Lat: 44.78167°NLon: 111.13833°WElev: 6565.0ft.

NA

27°F

-3°C

Humidity 69%
Wind Speed NNW 0 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 18°F (-8°C)
Visibility NA
Last update 01 Jan 04:30 PM MST
Extended Forecast for

14 Miles NNW West Yellowstone MT

  • New Year's Day

    New Year's Day: A 30 percent chance of snow. Cloudy, with a high near 32. South southwest wind around 7 mph. Total daytime snow accumulation of less than a half inch possible.

    High: 32 °F

    Chance Snow

  • Tonight

    Tonight: Snow. Areas of fog after 11pm. Low around 24. South southwest wind around 6 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 24 °F

    Snow and
    Areas Fog

  • Friday

    Friday: Snow likely, mainly before 8am. Areas of fog. Otherwise, mostly cloudy, with a high near 29. South southwest wind 5 to 8 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 29 °F

    Snow Likely
    and Areas Fog

  • Friday Night

    Friday Night: A 20 percent chance of snow before 11pm. Patchy fog. Otherwise, cloudy, with a low around 26. South southwest wind around 8 mph.

    Low: 26 °F

    Slight Chance
    Snow and
    Patchy Fog
    then Patchy
    Fog

  • Saturday

    Saturday: Mostly cloudy, with a high near 30. South wind 8 to 11 mph, with gusts as high as 25 mph.

    High: 30 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Snow likely, mainly after 11pm. Mostly cloudy, with a low around 26. South wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 26 °F

    Snow Likely

  • Sunday

    Sunday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 29. South southwest wind around 11 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.

    High: 29 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 26. South wind around 10 mph, with gusts as high as 24 mph.

    Low: 26 °F

    Snow Likely

  • Monday

    Monday: Snow likely. Mostly cloudy, with a high near 28.

    High: 28 °F

    Snow Likely

Detailed Forecast

New Year's Day
A 30 percent chance of snow. Cloudy, with a high near 32. South southwest wind around 7 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow. Areas of fog after 11pm. Low around 24. South southwest wind around 6 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Friday
Snow likely, mainly before 8am. Areas of fog. Otherwise, mostly cloudy, with a high near 29. South southwest wind 5 to 8 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. Patchy fog. Otherwise, cloudy, with a low around 26. South southwest wind around 8 mph.
Saturday
Mostly cloudy, with a high near 30. South wind 8 to 11 mph, with gusts as high as 25 mph.
Saturday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 26. South wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Sunday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 29. South southwest wind around 11 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.
Sunday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 26. South wind around 10 mph, with gusts as high as 24 mph.
Monday
Snow likely. Mostly cloudy, with a high near 28.
Monday Night
A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 19.
Tuesday
A chance of snow. Partly sunny, with a high near 23.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 17.
Wednesday
A chance of snow. Mostly cloudy, with a high near 23.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 11.
Thursday
A chance of snow. Mostly cloudy, with a high near 19.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles NNW West Yellowstone MT
 44.86°N 111.19°W (Elev. 8199 ft)
Last Update:
3:53 pm MST Jan 1, 2026
Forecast Valid:
4pm MST Jan 1, 2026-6pm MST Jan 8, 2026
 
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Additional Resources

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Chance of Precipitation