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

23°F

-5°C

Humidity 85%
Wind Speed N 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 23 Mar 06:15 AM MDT
Extended Forecast for

Hamilton MT

  • Today

    Today: Mostly sunny, with a high near 61. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 61 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 39. West wind around 5 mph becoming calm  in the evening.

    Low: 39 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A 40 percent chance of rain after noon.  Mostly cloudy, with a high near 64. Light south wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 64 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 45. South southwest wind 6 to 9 mph, with gusts as high as 22 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain.  Mostly cloudy, with a high near 58. South southwest wind 6 to 11 mph, with gusts as high as 24 mph.

    High: 58 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 9pm, then a chance of rain and snow.  Mostly cloudy, with a low around 31. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow

  • Thursday

    Thursday: A 20 percent chance of snow before noon.  Mostly sunny, with a high near 47.

    High: 47 °F

    Slight Chance
    Snow then
    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

Detailed Forecast

Today
Mostly sunny, with a high near 61. Calm wind becoming south southwest around 5 mph in the afternoon.
Tonight
Increasing clouds, with a low around 39. West wind around 5 mph becoming calm in the evening.
Tuesday
A 40 percent chance of rain after noon. Mostly cloudy, with a high near 64. Light south wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 22 mph.
Tuesday Night
Rain. Low around 45. South southwest wind 6 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 58. South southwest wind 6 to 11 mph, with gusts as high as 24 mph.
Wednesday Night
A chance of rain before 9pm, then a chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 50%. Little or no snow accumulation expected.
Thursday
A 20 percent chance of snow before noon. Mostly sunny, with a high near 47.
Thursday Night
Mostly clear, with a low around 23.
Friday
Sunny, with a high near 59.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
Hamilton MT
 46.26°N 114.15°W (Elev. 3599 ft)
2:01 am MDT Mar 23, 2026
6am MDT Mar 23, 2026-6pm MDT Mar 29, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database