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

33°F

1°C

Humidity 100%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 24 Dec 08:15 PM MST
Extended Forecast for

10 Miles ENE Happys Inn MT

  • Tonight

    Tonight: Rain likely, mainly before 11pm. Snow level 6700 feet lowering to 4300 feet after midnight . Mostly cloudy, with a low around 30. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 30 °F

    Rain Likely
    then Slight
    Chance Rain

  • Christmas Day

    Christmas Day: A 30 percent chance of rain, mainly after 4pm. Snow level 4000 feet rising to 5500 feet in the afternoon. Partly sunny, with a high near 42. Light east southeast wind.

    High: 42 °F

    Partly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain likely before 2am, then rain and snow likely. Snow level 5600 feet lowering to 4300 feet after midnight . Mostly cloudy, with a low around 30. Light south wind. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Friday

    Friday: Rain and snow likely before 8am, then snow. High near 40. Calm wind becoming south southwest around 6 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Rain/Snow
    then Snow

  • Friday Night

    Friday Night: Snow. Low around 20. Southwest wind 6 to 8 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 20 °F

    Snow

  • Saturday

    Saturday: A 30 percent chance of snow before 11am. Mostly sunny, with a high near 28. New snow accumulation of less than a half inch possible.

    High: 28 °F

    Chance Snow
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 9.

    Low: 9 °F

    Partly Cloudy

  • Sunday

    Sunday: Patchy fog between 8am and 9am. Otherwise, partly sunny, with a high near 28.

    High: 28 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain likely, mainly before 11pm. Snow level 6700 feet lowering to 4300 feet after midnight . Mostly cloudy, with a low around 30. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Christmas Day
A 30 percent chance of rain, mainly after 4pm. Snow level 4000 feet rising to 5500 feet in the afternoon. Partly sunny, with a high near 42. Light east southeast wind.
Thursday Night
Rain likely before 2am, then rain and snow likely. Snow level 5600 feet lowering to 4300 feet after midnight . Mostly cloudy, with a low around 30. Light south wind. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday
Rain and snow likely before 8am, then snow. High near 40. Calm wind becoming south southwest around 6 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday Night
Snow. Low around 20. Southwest wind 6 to 8 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Saturday
A 30 percent chance of snow before 11am. Mostly sunny, with a high near 28. New snow accumulation of less than a half inch possible.
Saturday Night
Partly cloudy, with a low around 9.
Sunday
Patchy fog between 8am and 9am. Otherwise, partly sunny, with a high near 28.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 33.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
Partly sunny, with a high near 37.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Mostly sunny, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles ENE Happys Inn MT
 48.15°N 114.96°W (Elev. 3599 ft)
Last Update:
1:02 pm MST Dec 24, 2025
Forecast Valid:
8pm MST Dec 24, 2025-6pm MST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation