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

Extreme Heat and Excessive Rainfall This Week

A significant heat wave continues for the Rockies, Northern Plains, and Great Lakes into the Mid-Atlantic, peaking in intensity through midweek and lingering across parts of the Northern Plains and Midwest until this weekend. Excessive rainfall my bring life-threatening and locally catastrophic flash and urban flooding across portions of southwestern Texas through early Friday. Read More >

Current conditions at

Ravalli County Airport (KHRF)

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

Clear

66°F

19°C

Humidity 68%
Wind Speed N 12 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 14 Jul 08:15 PM MDT
Extended Forecast for

Hamilton MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. North wind 5 to 7 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 88. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 88 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. North wind around 6 mph becoming calm in the evening.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 93. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Partly cloudy, with a low around 60. North wind around 5 mph becoming calm after midnight. Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 95.

    High: 95 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 59.

    Low: 59 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain before midnight. Mostly clear, with a low around 57.

    Low: 57 °F

    Slight Chance
    Rain then
    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 57. North wind 5 to 7 mph becoming calm in the evening.
Wednesday
A slight chance of showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 88. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 59. North wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 93. Calm wind becoming north northwest around 5 mph in the afternoon.
Thursday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Partly cloudy, with a low around 60. North wind around 5 mph becoming calm after midnight. Chance of precipitation is 30%.
Friday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 95.
Friday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 59.
Saturday
Sunny, with a high near 94.
Saturday Night
A slight chance of rain before midnight. Mostly clear, with a low around 57.
Sunday
Sunny, with a high near 92.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 92.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 60.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hamilton MT
 46.24°N 114.14°W (Elev. 3678 ft)
Last Update:
2:01 pm MDT Jul 14, 2026
Forecast Valid:
8pm MDT Jul 14, 2026-6pm MDT Jul 21, 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