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

Ravalli County Airport (KHRF)

Lat: 46.25463°NLon: 114.1246°WElev: 3644.0ft.

Mist

34°F

1°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 34°F (1°C)
Visibility 1.75 mi
Last update 24 Dec 01:55 AM MST
Extended Forecast for

11 Miles ESE Hamilton MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 35. East southeast wind around 5 mph.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Increasing clouds, with a high near 43. East southeast wind around 6 mph, with gusts as high as 21 mph.

    High: 43 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Rain likely, possibly mixed with snow before 1am, then a chance of rain between 1am and 4am.  Cloudy, with a low around 32. Southeast wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain/Snow
    Likely

  • Christmas Day

    Christmas Day: A chance of rain and snow before 11am, then a slight chance of rain.  Mostly cloudy, with a high near 41. Calm wind becoming south around 5 mph in the afternoon.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 41 °F

    Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain before 8pm, then a chance of rain and snow between 8pm and 2am, then a chance of snow after 2am.  Mostly cloudy, with a low around 30. South wind around 6 mph.  Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Chance
    Rain/Snow

  • Friday

    Friday: Snow.  High near 36. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Snow

  • Friday Night

    Friday Night: Snow likely.  Mostly cloudy, with a low around 23. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Snow Likely

  • Saturday

    Saturday: A chance of snow before 11am.  Mostly cloudy, with a high near 26.

    High: 26 °F

    Chance Snow
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 35. East southeast wind around 5 mph.
Wednesday
Increasing clouds, with a high near 43. East southeast wind around 6 mph, with gusts as high as 21 mph.
Wednesday Night
Rain likely, possibly mixed with snow before 1am, then a chance of rain between 1am and 4am. Cloudy, with a low around 32. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. Little or no snow accumulation expected.
Christmas Day
A chance of rain and snow before 11am, then a slight chance of rain. Mostly cloudy, with a high near 41. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%. Little or no snow accumulation expected.
Thursday Night
A chance of rain before 8pm, then a chance of rain and snow between 8pm and 2am, then a chance of snow after 2am. Mostly cloudy, with a low around 30. South wind around 6 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Friday
Snow. High near 36. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday Night
Snow likely. Mostly cloudy, with a low around 23. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday
A chance of snow before 11am. Mostly cloudy, with a high near 26.
Saturday Night
Mostly cloudy, with a low around 15.
Sunday
Partly sunny, with a high near 29.
Sunday Night
Partly cloudy, with a low around 20.
Monday
Mostly sunny, with a high near 36.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Partly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ESE Hamilton MT
 46.19°N 113.95°W (Elev. 5400 ft)
1:02 am MST Dec 24, 2025
2am MST Dec 24, 2025-6pm MST Dec 30, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database