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

Ravalli County Airport (KHRF)

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

Clear

48°F

9°C

Humidity 39%
Wind Speed N 0 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 09 Apr 08:35 PM MDT
Extended Forecast for

Hamilton MT

  • Tonight

    Tonight: Mostly clear, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 69. Light and variable wind becoming north 11 to 16 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 69 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and midnight. Mostly cloudy, with a low around 42. North northwest wind 10 to 15 mph becoming light and variable. Winds could gust as high as 24 mph. Chance of precipitation is 20%.

    Low: 42 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 66. South wind 5 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%.

    High: 66 °F

    Chance Rain
    then Showers
    Likely

  • Saturday Night

    Saturday Night: A 40 percent chance of rain before midnight. Mostly cloudy, with a low around 38. West wind around 6 mph becoming calm in the evening.

    Low: 38 °F

    Chance Rain
    then Mostly
    Cloudy

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 62. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Partly Sunny
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Rain likely, mainly before midnight. Mostly cloudy, with a low around 39. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain Likely

  • Monday

    Monday: Rain likely. Partly sunny, with a high near 54.

    High: 54 °F

    Rain Likely

  • Monday Night

    Monday Night: A chance of rain before midnight. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance Rain
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 34. Calm wind.
Friday
Mostly sunny, with a high near 69. Light and variable wind becoming north 11 to 16 mph in the afternoon. Winds could gust as high as 25 mph.
Friday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and midnight. Mostly cloudy, with a low around 42. North northwest wind 10 to 15 mph becoming light and variable. Winds could gust as high as 24 mph. Chance of precipitation is 20%.
Saturday
A chance of rain, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 66. South wind 5 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%.
Saturday Night
A 40 percent chance of rain before midnight. Mostly cloudy, with a low around 38. West wind around 6 mph becoming calm in the evening.
Sunday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 62. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 39. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain likely. Partly sunny, with a high near 54.
Monday Night
A chance of rain before midnight. Mostly cloudy, with a low around 37.
Tuesday
Partly sunny, with a high near 54.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 35.
Wednesday
Rain likely. Mostly cloudy, with a high near 50.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 28.
Thursday
A chance of rain and snow. Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
Hamilton MT
 46.26°N 114.15°W (Elev. 3599 ft)
Last Update:
2:00 pm MDT Apr 9, 2026
Forecast Valid:
8pm MDT Apr 9, 2026-6pm MDT Apr 16, 2026
 
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