Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Current conditions at

Missoula, Missoula International Airport (KMSO)

Lat: 46.92083°NLon: 114.0925°WElev: 3199.0ft.

Fog

32°F

0°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 32°F (0°C)
Visibility 0.50 mi
Last update 24 Dec 02:35 AM MST
Extended Forecast for

Bonner MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 33. East wind around 5 mph.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 10 percent chance of rain after 5pm.  Partly sunny, with a high near 47. East wind around 6 mph.

    High: 47 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly between 8pm and 9pm.  Cloudy, with a low around 37. Light east wind.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain Likely

  • Christmas Day

    Christmas Day: A 30 percent chance of rain, mainly before 11am.  Mostly cloudy, with a high near 47. Light east southeast wind.

    High: 47 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 34. Light south wind.

    Low: 34 °F

    Chance Rain

  • Friday

    Friday: Rain likely, possibly mixed with snow before 11am, then rain between 11am and 5pm, then rain, possibly mixed with snow after 5pm.  Snow level 4100 feet. High near 43. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 43 °F

    Rain/Snow

  • Friday Night

    Friday Night: Rain, possibly mixed with snow, becoming all snow after 8pm.  Low around 28. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Rain/Snow
    then Snow

  • Saturday

    Saturday: A chance of snow, mainly before 11am.  Partly sunny, with a high near 35.

    High: 35 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 33. East wind around 5 mph.
Wednesday
A 10 percent chance of rain after 5pm. Partly sunny, with a high near 47. East wind around 6 mph.
Wednesday Night
Rain likely, mainly between 8pm and 9pm. Cloudy, with a low around 37. Light east wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Christmas Day
A 30 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 47. Light east southeast wind.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 34. Light south wind.
Friday
Rain likely, possibly mixed with snow before 11am, then rain between 11am and 5pm, then rain, possibly mixed with snow after 5pm. Snow level 4100 feet. High near 43. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday Night
Rain, possibly mixed with snow, becoming all snow after 8pm. Low around 28. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday
A chance of snow, mainly before 11am. Partly sunny, with a high near 35.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
Mostly cloudy, with a high near 35.
Sunday Night
Mostly cloudy, with a low around 22.
Monday
Mostly sunny, with a high near 40.
Monday Night
Mostly cloudy, with a low around 27.
Tuesday
Mostly cloudy, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
Bonner MT
 46.86°N 113.87°W (Elev. 3323 ft)
1:02 am MST Dec 24, 2025
2am MST Dec 24, 2025-6pm MST Dec 30, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database