Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Current conditions at

Ravalli County Airport (KHRF)

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

Clear

19°F

-7°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.51 in (1033.19 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 29 Dec 08:55 PM MST
Extended Forecast for

Hamilton MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 19. Southeast wind 3 to 5 mph.

    Low: 19 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38. Light and variable wind becoming southeast around 5 mph.

    High: 38 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22. Light and variable wind becoming south around 6 mph in the evening.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Increasing clouds, with a high near 42. South wind around 6 mph.

    High: 42 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25. South wind 3 to 6 mph.

    Low: 25 °F

    Mostly Cloudy

  • New Year's Day

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

    High: 40 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of rain.  Mostly cloudy, with a high near 43.

    High: 43 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of rain, mainly after 11pm.  Mostly cloudy, with a low around 31.

    Low: 31 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 19. Southeast wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 38. Light and variable wind becoming southeast around 5 mph.
Tuesday Night
Partly cloudy, with a low around 22. Light and variable wind becoming south around 6 mph in the evening.
Wednesday
Increasing clouds, with a high near 42. South wind around 6 mph.
Wednesday Night
Mostly cloudy, with a low around 25. South wind 3 to 6 mph.
New Year's Day
Mostly cloudy, with a high near 40.
Thursday Night
Mostly cloudy, with a low around 31.
Friday
A chance of rain. Mostly cloudy, with a high near 43.
Friday Night
A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 31.
Saturday
A chance of rain and snow. Partly sunny, with a high near 43.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 27.
Sunday
A chance of rain and snow. Partly sunny, with a high near 41.
Sunday Night
A slight chance of rain and snow. Partly cloudy, with a low around 26.
Monday
A chance of rain and snow. Partly sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
Hamilton MT
 46.24°N 114.14°W (Elev. 3678 ft)
1:01 pm MST Dec 29, 2025
9pm MST Dec 29, 2025-6pm MST Jan 5, 2026
 
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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