Record Heat Remains in Place This Week; Severe Thunderstorms Possible Thursday

Record warmth will persist across portions of California, the Southwest U.S., the central Great Basin and return back to areas of the central/southern Plains and mid-lower Mississippi Valley this week. Over 200 new record high temperatures are forecast. Severe thunderstorms are being outlooked on Thursday over the Midwest. Read More >

Current conditions at

Ravalli County Airport (KHRF)

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

Clear

57°F

14°C

Humidity 26%
Wind Speed N 0 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 23 Mar 04:15 PM MDT
Extended Forecast for

Hamilton MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. Light and variable wind.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain, mainly after 4pm.  Mostly cloudy, with a high near 64. Light south southeast wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 24 mph.

    High: 64 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 45. South wind 6 to 10 mph, with gusts as high as 24 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly before noon.  Mostly cloudy, with a high near 56. South southwest wind 8 to 14 mph, with gusts as high as 32 mph.  Chance of precipitation is 60%.

    High: 56 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A chance of rain before midnight, then a chance of rain and snow between midnight and 3am, then a chance of snow after 3am.  Mostly cloudy, with a low around 29. West wind 6 to 11 mph, with gusts as high as 20 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 29 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 39. Light and variable wind.
Tuesday
A 40 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 64. Light south southeast wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 24 mph.
Tuesday Night
Rain. Low around 45. South wind 6 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely, mainly before noon. Mostly cloudy, with a high near 56. South southwest wind 8 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of rain before midnight, then a chance of rain and snow between midnight and 3am, then a chance of snow after 3am. Mostly cloudy, with a low around 29. West wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Thursday
Mostly sunny, with a high near 46.
Thursday Night
Mostly clear, with a low around 23.
Friday
Sunny, with a high near 59.
Friday Night
Mostly clear, with a low around 30.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 39.
Monday
A slight chance of rain. Partly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Hamilton MT
 46.26°N 114.15°W (Elev. 3599 ft)
2:00 pm MDT Mar 23, 2026
4pm MDT Mar 23, 2026-6pm MDT Mar 30, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database