National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Winter Weather Across Portions of the Mid-Atlantic; Heavy Rain Along the Gulf Coast and Southeast

A storm system will continue to slowly move through the Gulf Coast and Southeast U.S. over the next couple of days, bringing a heavy rainfall threat through the weekend. Isolated instances of flooding may occur. On the north side of this storm system, colder air will support areas of mixed wintry precipitation and light snow from the Tennessee Valley to the Mid-Atlantic Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Ravalli County Airport (KHRF)

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

Mostly Cloudy

39°F

4°C

Humidity 69%
Wind Speed S 5 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 04 Dec 04:45 PM MST
Extended Forecast for

Hamilton MT

Winter Weather Advisory December 5, 04:26am until December 5, 11:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 5, 04:26am until December 5, 11:00pm

    NOW until 11:00pm Fri

    Winter Weather Advisory

  • Overnight

    Low: 26 °F

    Chance Snow

  • Friday

    Friday: A chance of snow before 11am, then a chance of rain and snow between 11am and 1pm, then rain after 1pm. High near 38. Light south southeast wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 38 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Friday Night

    Friday Night: Rain before 11pm, then rain or freezing rain between 11pm and 4am, then rain, snow, and freezing rain after 4am. Low around 32. South southeast wind 13 to 15 mph becoming west southwest in the evening. Winds could gust as high as 34 mph. Chance of precipitation is 90%. Little or no ice accumulation expected. Little or no snow accumulation expected.

    Low: 32 °F

    Wintry Mix

  • Saturday

    Saturday: Rain, snow, and freezing rain before 8am, then rain and snow between 8am and 11am, then rain after 11am. High near 40. Southwest wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 40 °F

    Wintry Mix
    then Rain

  • Saturday Night

    Saturday Night: Rain before 8pm, then rain and snow. Low around 28. Southwest wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 28 °F

    Rain/Snow

  • Sunday

    Sunday: A chance of snow before 11am, then rain and snow likely between 11am and 2pm, then rain likely after 2pm. Mostly cloudy, with a high near 40. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: Rain. Low around 32. Chance of precipitation is 80%.

    Low: 32 °F

    Rain

  • Monday

    Monday: A chance of rain before 8am, then a chance of rain and snow between 8am and 11am, then a chance of rain after 11am. Mostly cloudy, with a high near 42.

    High: 42 °F

    Chance
    Rain/Snow
    then Chance
    Rain

Detailed Forecast

Overnight
A 50 percent chance of snow. Mostly cloudy, with a low around 26. Light southeast wind. Little or no snow accumulation expected.
Friday
A chance of snow before 11am, then a chance of rain and snow between 11am and 1pm, then rain after 1pm. High near 38. Light south southeast wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Friday Night
Rain before 11pm, then rain or freezing rain between 11pm and 4am, then rain, snow, and freezing rain after 4am. Low around 32. South southeast wind 13 to 15 mph becoming west southwest in the evening. Winds could gust as high as 34 mph. Chance of precipitation is 90%. Little or no ice accumulation expected. Little or no snow accumulation expected.
Saturday
Rain, snow, and freezing rain before 8am, then rain and snow between 8am and 11am, then rain after 11am. High near 40. Southwest wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Saturday Night
Rain before 8pm, then rain and snow. Low around 28. Southwest wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Sunday
A chance of snow before 11am, then rain and snow likely between 11am and 2pm, then rain likely after 2pm. Mostly cloudy, with a high near 40. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday Night
Rain. Low around 32. Chance of precipitation is 80%.
Monday
A chance of rain before 8am, then a chance of rain and snow between 8am and 11am, then a chance of rain after 11am. Mostly cloudy, with a high near 42.
Monday Night
Rain. Cloudy, with a low around 34.
Tuesday
Rain before 11am, then rain and snow. Cloudy, with a high near 43.
Tuesday Night
Rain and snow. Cloudy, with a low around 28.
Wednesday
Rain and snow. Cloudy, with a high near 40.
Wednesday Night
Rain and snow. Mostly cloudy, with a low around 30.
Thursday
Rain and snow likely. Mostly cloudy, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hamilton MT
 46.24°N 114.14°W (Elev. 3678 ft)
Last Update:
1:02 am MST Dec 5, 2025
Forecast Valid:
4am MST Dec 5, 2025-6pm MST Dec 11, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation