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

Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain Returns to California

Lake effect snow will continue through Friday bringing significant snowfall to areas east to southeast of the Great Lakes. Snow squalls may impact New Year's Eve travel this evening and overnight across parts of the Great Lakes, Ohio Valley, Mid-Atlantic, and Upstate New York. Heavy rain will bring another flash flooding threat for southern California New Year's Eve into New Year's Day. Read More >

Current conditions at

Ravalli County Airport (KHRF)

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

Clear

16°F

-9°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Last update 31 Dec 05:55 AM MST
Extended Forecast for

Hamilton MT

  • Today

    Today: Mostly sunny, with a high near 42. East southeast wind 3 to 5 mph.

    High: 42 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 24. South southeast wind 3 to 5 mph.

    Low: 24 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Mostly cloudy, with a high near 40. Light south wind.

    High: 40 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 31. South wind 3 to 5 mph.

    Low: 31 °F

    Slight Chance
    Rain

  • Friday

    Friday: A 40 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 45. South wind around 6 mph.

    High: 45 °F

    Chance Rain

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of rain, mainly after 11am. Partly sunny, with a high near 45.

    High: 45 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain before 8am, then a chance of rain and snow between 8am and 5pm, then a chance of rain after 5pm. Partly sunny, with a high near 42.

    High: 42 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
Mostly sunny, with a high near 42. East southeast wind 3 to 5 mph.
Tonight
Partly cloudy, with a low around 24. South southeast wind 3 to 5 mph.
New Year's Day
Mostly cloudy, with a high near 40. Light south wind.
Thursday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 31. South wind 3 to 5 mph.
Friday
A 40 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 45. South wind around 6 mph.
Friday Night
Mostly cloudy, with a low around 32.
Saturday
A 30 percent chance of rain, mainly after 11am. Partly sunny, with a high near 45.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 30.
Sunday
A chance of rain before 8am, then a chance of rain and snow between 8am and 5pm, then a chance of rain after 5pm. Partly sunny, with a high near 42.
Sunday Night
A slight chance of rain before 8pm, then a slight chance of rain and snow. Mostly cloudy, with a low around 27.
Monday
A chance of rain and snow. Partly sunny, with a high near 41.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 27.
Tuesday
A slight chance of rain and snow. Partly sunny, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hamilton MT
 46.26°N 114.15°W (Elev. 3599 ft)
Last Update:
1:02 am MST Dec 31, 2025
Forecast Valid:
6am MST Dec 31, 2025-6pm MST Jan 6, 2026
 
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Additional Resources

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Chance of Precipitation