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

LIBBY (LBBM8)

Lat: 48.40361°NLon: 115.53917°WElev: 2070.0ft.

NA

36°F

2°C

Humidity 98%
Wind Speed S 0 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 24 Dec 03:25 PM MST
Extended Forecast for

12 Miles E Libby MT

  • This Afternoon

    This Afternoon: Rain likely.  Mostly cloudy, with a high near 43. Calm wind.  Chance of precipitation is 70%.

    High: 43 °F

    Rain Likely

  • Tonight

    Tonight: Rain likely before midnight.  Mostly cloudy, with a low around 33. Calm wind.  Chance of precipitation is 70%.

    Low: 33 °F

    Rain Likely
    then Mostly
    Cloudy

  • Christmas Day

    Christmas Day: A 40 percent chance of rain after 3pm.  Snow level 3600 feet rising to 5300 feet in the afternoon. Partly sunny, with a high near 43. Calm wind.

    High: 43 °F

    Partly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain.  Low around 33. Calm wind.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Rain

  • Friday

    Friday: Rain and snow, becoming all rain after 2pm.  Snow level 3300 feet. High near 41. Light south wind.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain/Snow

  • Friday Night

    Friday Night: Snow.  Low around 23. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 23 °F

    Snow then
    Snow Likely

  • Saturday

    Saturday: A 30 percent chance of snow before 11am.  Mostly sunny, with a high near 31. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Chance Snow
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Rain likely. Mostly cloudy, with a high near 43. Calm wind. Chance of precipitation is 70%.
Tonight
Rain likely before midnight. Mostly cloudy, with a low around 33. Calm wind. Chance of precipitation is 70%.
Christmas Day
A 40 percent chance of rain after 3pm. Snow level 3600 feet rising to 5300 feet in the afternoon. Partly sunny, with a high near 43. Calm wind.
Thursday Night
Rain. Low around 33. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain and snow, becoming all rain after 2pm. Snow level 3300 feet. High near 41. Light south wind. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Friday Night
Snow. Low around 23. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Saturday
A 30 percent chance of snow before 11am. Mostly sunny, with a high near 31. New snow accumulation of less than a half inch possible.
Saturday Night
Partly cloudy, with a low around 14.
Sunday
Partly sunny, with a high near 29.
Sunday Night
Mostly cloudy, with a low around 18.
Monday
Partly sunny, with a high near 34.
Monday Night
Mostly cloudy, with a low around 20.
Tuesday
Mostly cloudy, with a high near 37.
Tuesday Night
Mostly cloudy, with a low around 23.
Wednesday
A slight chance of rain and snow. Mostly sunny, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles E Libby MT
 48.42°N 115.3°W (Elev. 3015 ft)
1:02 pm MST Dec 24, 2025
4pm MST Dec 24, 2025-6pm MST Dec 31, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database