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

Bearmouth I-90 MP 145.8 (MTBRM)

Lat: 46.71854°NLon: 113.29534°WElev: 3901.0ft.

NA

17°F

-8°C

Humidity 97%
Wind Speed ENE 1 MPH
Barometer NA
Dewpoint 16°F (-9°C)
Visibility NA
Last update 31 Dec 11:02 PM MST
Extended Forecast for

5 Miles SSE Greenough MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 34. Calm wind.

    High: 34 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Cloudy, with a low around 28. Calm wind becoming west southwest around 5 mph after midnight.

    Low: 28 °F

    Cloudy

  • Friday

    Friday: A chance of snow before 8am, then a chance of rain and snow between 8am and 11am, then a chance of rain after 11am.  Snow level rising to 6400 feet in the afternoon. Mostly cloudy, with a high near 36. West southwest wind around 5 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 36 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 31. West southwest wind around 6 mph.

    Low: 31 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain and snow before 11pm, then a chance of snow.  Mostly cloudy, with a low around 31. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Sunday

    Sunday: A chance of snow.  Partly sunny, with a high near 38.

    High: 38 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A chance of snow, mainly after 11pm.  Mostly cloudy, with a low around 29.

    Low: 29 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 26. Calm wind.
New Year's Day
Partly sunny, with a high near 34. Calm wind.
Thursday Night
Cloudy, with a low around 28. Calm wind becoming west southwest around 5 mph after midnight.
Friday
A chance of snow before 8am, then a chance of rain and snow between 8am and 11am, then a chance of rain after 11am. Snow level rising to 6400 feet in the afternoon. Mostly cloudy, with a high near 36. West southwest wind around 5 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Friday Night
Mostly cloudy, with a low around 31. West southwest wind around 6 mph.
Saturday
Partly sunny, with a high near 38.
Saturday Night
A slight chance of rain and snow before 11pm, then a chance of snow. Mostly cloudy, with a low around 31. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday
A chance of snow. Partly sunny, with a high near 38.
Sunday Night
A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 29.
Monday
A chance of snow. Mostly cloudy, with a high near 35.
Monday Night
A chance of snow. Mostly cloudy, with a low around 29.
Tuesday
A chance of snow. Mostly cloudy, with a high near 34.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 28.
Wednesday
A chance of snow. Mostly cloudy, with a high near 33.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Greenough MT
 46.84°N 113.4°W (Elev. 5863 ft)
2:20 pm MST Dec 31, 2025
11pm MST Dec 31, 2025-6pm MST Jan 7, 2026
 
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Additional Resources

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