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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

CONRAD AG RC (COAM8)

Lat: 48.30453°NLon: 111.92363°WElev: 3706.0ft.

NA

19°F

-7°C

Humidity 92%
Wind Speed ESE 2 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility NA
Last update 25 Dec 02:00 AM MST
Extended Forecast for

Valier MT

Winter Weather Advisory December 25, 03:46am until December 25, 05:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 25, 03:46am until December 25, 05:00am

    NOW until 5:00am Thu

    Winter Weather Advisory

  • Overnight

    Low: 8 °F

    Slight Chance
    Freezing Rain

  • Christmas Day

    Christmas Day: Partly sunny, with a high near 44. Southwest wind 6 to 8 mph.

    High: 44 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, then becoming mostly clear toward daybreak, with a low around 28. South wind 8 to 10 mph.

    Low: 28 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of snow after 11am, mixing with rain after 2pm. Partly sunny, with a high near 39. South southwest wind 9 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 39 °F

    Slight Chance
    Snow then
    Slight Chance
    Rain/Snow

  • Friday Night

    Friday Night: A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 2. Southwest wind 14 to 17 mph becoming west northwest after midnight. Winds could gust as high as 24 mph. New snow accumulation of less than a half inch possible.

    Low: 2 °F

    Chance Snow

  • Saturday

    Saturday: A 30 percent chance of snow before 11am. Mostly cloudy, with a high near 13. Blustery, with a north northwest wind 18 to 22 mph, with gusts as high as 32 mph. New snow accumulation of less than a half inch possible.

    High: 13 °F

    Blustery.
    Chance Snow
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -2. North northwest wind 5 to 14 mph becoming southwest after midnight. Winds could gust as high as 21 mph.

    Low: -2 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 27. South southwest wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 27 °F

    Mostly Sunny

Detailed Forecast

Overnight
A slight chance of freezing rain. Mostly cloudy, with a low around 8. South southwest wind around 5 mph. Chance of precipitation is 20%.
Christmas Day
Partly sunny, with a high near 44. Southwest wind 6 to 8 mph.
Thursday Night
Mostly cloudy, then becoming mostly clear toward daybreak, with a low around 28. South wind 8 to 10 mph.
Friday
A slight chance of snow after 11am, mixing with rain after 2pm. Partly sunny, with a high near 39. South southwest wind 9 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Friday Night
A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 2. Southwest wind 14 to 17 mph becoming west northwest after midnight. Winds could gust as high as 24 mph. New snow accumulation of less than a half inch possible.
Saturday
A 30 percent chance of snow before 11am. Mostly cloudy, with a high near 13. Blustery, with a north northwest wind 18 to 22 mph, with gusts as high as 32 mph. New snow accumulation of less than a half inch possible.
Saturday Night
Partly cloudy, with a low around -2. North northwest wind 5 to 14 mph becoming southwest after midnight. Winds could gust as high as 21 mph.
Sunday
Mostly sunny, with a high near 27. South southwest wind 5 to 10 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 19.
Monday
Partly sunny, with a high near 39.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Mostly cloudy, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
Mostly cloudy, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Valier MT
 48.3°N 112.24°W (Elev. 3819 ft)
Last Update:
2:11 am MST Dec 25, 2025
Forecast Valid:
3am MST Dec 25, 2025-6pm MST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation