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 >

Current conditions at

BOORMAN (BOOM8)

Lat: 48.14389°NLon: 114.71806°WElev: 3963.0ft.

NA

32°F

0°C

Humidity 100%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 25 Dec 08:15 AM MST
Extended Forecast for

20 Miles NE Happys Inn MT

  • Christmas Day

    Christmas Day: A chance of snow before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 36. South southwest wind 5 to 7 mph. Chance of precipitation is 40%. Total daytime snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Tonight

    Tonight: Snow likely, mainly before 2am. Mostly cloudy, with a low around 28. Southwest wind around 10 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 28 °F

    Snow Likely

  • Friday

    Friday: Snow. High near 32. South southwest wind 9 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 32 °F

    Snow

  • Friday Night

    Friday Night: Snow. Patchy blowing snow. Low around 16. Breezy, with a southwest wind 17 to 24 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 16 °F

    Snow and
    Patchy
    Blowing Snow

  • Saturday

    Saturday: A 50 percent chance of snow, mainly before 11am. Patchy blowing snow before 8am. Mostly cloudy, with a high near 21. West southwest wind 16 to 21 mph becoming northwest 8 to 13 mph in the afternoon. Winds could gust as high as 36 mph. New snow accumulation of less than one inch possible.

    High: 21 °F

    Chance Snow
    and Patchy
    Blowing Snow
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 5.

    Low: 5 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 19.

    High: 19 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 24.

    High: 24 °F

    Mostly Cloudy

Detailed Forecast

Christmas Day
A chance of snow before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 36. South southwest wind 5 to 7 mph. Chance of precipitation is 40%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow likely, mainly before 2am. Mostly cloudy, with a low around 28. Southwest wind around 10 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday
Snow. High near 32. South southwest wind 9 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Friday Night
Snow. Patchy blowing snow. Low around 16. Breezy, with a southwest wind 17 to 24 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Saturday
A 50 percent chance of snow, mainly before 11am. Patchy blowing snow before 8am. Mostly cloudy, with a high near 21. West southwest wind 16 to 21 mph becoming northwest 8 to 13 mph in the afternoon. Winds could gust as high as 36 mph. New snow accumulation of less than one inch possible.
Saturday Night
Mostly cloudy, with a low around 5.
Sunday
Partly sunny, with a high near 19.
Sunday Night
Mostly cloudy, with a low around 13.
Monday
Mostly cloudy, with a high near 24.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
Mostly cloudy, with a high near 29.
Tuesday Night
Mostly cloudy, with a low around 20.
Wednesday
A slight chance of snow. Mostly cloudy, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
20 Miles NE Happys Inn MT
 48.29°N 114.83°W (Elev. 5531 ft)
Last Update:
1:02 am MST Dec 25, 2025
Forecast Valid:
8am MST Dec 25, 2025-6pm MST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation