Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >

Current conditions at

Ravalli County Airport (KHRF)

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

Clear

77°F

25°C

Humidity 38%
Wind Speed NNE 6 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 26 Jul 12:35 PM MDT
Extended Forecast for

Hamilton MT

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 89. North wind 5 to 10 mph becoming west northwest 12 to 17 mph. Winds could gust as high as 24 mph.

    High: 89 °F

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and midnight.  Areas of smoke between 9pm and 1am. Partly cloudy, with a low around 54. South southwest wind 5 to 9 mph becoming calm  after midnight. Winds could gust as high as 28 mph.  Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    T-storms then
    Areas Smoke

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 87. Calm wind becoming west northwest around 6 mph in the afternoon.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight.  Mostly cloudy, with a low around 53. West wind around 6 mph becoming calm  after midnight.  Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 87. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. North wind 5 to 10 mph becoming west northwest 12 to 17 mph. Winds could gust as high as 24 mph.
Tonight
A slight chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and midnight. Areas of smoke between 9pm and 1am. Partly cloudy, with a low around 54. South southwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 20%.
Sunday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87. Calm wind becoming west northwest around 6 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Mostly cloudy, with a low around 53. West wind around 6 mph becoming calm after midnight. Chance of precipitation is 30%.
Monday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87. Calm wind becoming west northwest around 6 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Mostly cloudy, with a low around 54.
Wednesday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87.
Wednesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 54.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Thursday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 54.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Hamilton MT
 46.24°N 114.14°W (Elev. 3677 ft)
3:30 am MDT Jul 26, 2025
1pm MDT Jul 26, 2025-6pm MDT Aug 1, 2025
 
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Additional Resources

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Hourly Weather Forecast

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