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.

Mist

33°F

1°C

Humidity 95%
Wind Speed ESE 6 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 32°F (0°C)
Visibility 5.00 mi
Wind Chill27°F (-3°C)
Last update 23 Dec 09:53 PM MST
Extended Forecast for

Missoula/Bell Field MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 30. East wind around 6 mph.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain after 4pm.  Mostly cloudy, with a high near 44. East southeast wind 6 to 9 mph.

    High: 44 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain.  Patchy fog after 5am.  Otherwise, cloudy, with a low around 32. East wind 5 to 7 mph becoming calm  in the evening.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Chance Rain
    and Patchy
    Fog

  • Christmas Day

    Christmas Day: A 30 percent chance of rain before 11am.  Patchy fog before 8am.  Otherwise, partly sunny, with a high near 44. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 44 °F

    Chance Rain
    and Patchy
    Fog then
    Partly Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of rain, mainly after 11pm.  Mostly cloudy, with a low around 31. Southeast wind around 6 mph.

    Low: 31 °F

    Chance Rain

  • Friday

    Friday: A chance of rain before 11am, then rain and snow likely between 11am and 2pm, then rain likely after 2pm.  Cloudy, with a high near 40. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow
    Likely

  • Friday Night

    Friday Night: Rain and snow likely before 11pm, then snow.  Low around 25. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Rain/Snow
    then Snow

  • Saturday

    Saturday: A chance of snow before 11am.  Mostly cloudy, with a high near 32.

    High: 32 °F

    Chance Snow
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 30. East wind around 6 mph.
Wednesday
A 20 percent chance of rain after 4pm. Mostly cloudy, with a high near 44. East southeast wind 6 to 9 mph.
Wednesday Night
A 50 percent chance of rain. Patchy fog after 5am. Otherwise, cloudy, with a low around 32. East wind 5 to 7 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Christmas Day
A 30 percent chance of rain before 11am. Patchy fog before 8am. Otherwise, partly sunny, with a high near 44. Calm wind becoming south southeast around 5 mph in the afternoon.
Thursday Night
A 40 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 31. Southeast wind around 6 mph.
Friday
A chance of rain before 11am, then rain and snow likely between 11am and 2pm, then rain likely after 2pm. Cloudy, with a high near 40. Chance of precipitation is 70%. Little or no snow accumulation expected.
Friday Night
Rain and snow likely before 11pm, then snow. Low around 25. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday
A chance of snow before 11am. Mostly cloudy, with a high near 32.
Saturday Night
Mostly cloudy, with a low around 19.
Sunday
Partly sunny, with a high near 34.
Sunday Night
Mostly cloudy, with a low around 20.
Monday
Partly sunny, with a high near 37.
Monday Night
Mostly cloudy, with a low around 23.
Tuesday
Partly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
Missoula/Bell Field MT
 46.93°N 114.1°W (Elev. 3314 ft)
1:01 pm MST Dec 23, 2025
10pm MST Dec 23, 2025-6pm MST Dec 30, 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