Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Current conditions at

Ravalli County Airport (KHRF)

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

Clear

70°F

21°C

Humidity 52%
Wind Speed NNW 4 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 26 Aug 09:55 AM MDT
Extended Forecast for

Hamilton MT

  • Today

    Today: A chance of rain between noon and 3pm, then a chance of showers and thunderstorms after 3pm.  Patchy smoke before 2pm, then areas of smoke after 5pm. Mostly sunny, with a high near 89. South wind 3 to 6 mph. Winds could gust as high as 18 mph.  Chance of precipitation is 30%.

    High: 89 °F

    Sunny then
    Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of rain before midnight.  Widespread smoke, mainly before 9pm. Partly cloudy, with a low around 52. South wind 5 to 8 mph, with gusts as high as 18 mph.

    Low: 52 °F

    Slight Chance
    Rain then
    Mostly Clear

  • Thursday

    Thursday: A slight chance of rain between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Mostly cloudy, with a high near 88. South wind 5 to 9 mph, with gusts as high as 20 mph.  Chance of precipitation is 20%.

    High: 88 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. Southwest wind 5 to 7 mph.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 83. South southwest wind 3 to 8 mph.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain after midnight.  Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A 50 percent chance of rain.  Partly sunny, with a high near 76.

    High: 76 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Sunday

    Sunday: A slight chance of rain before noon.  Mostly sunny, with a high near 73.

    High: 73 °F

    Slight Chance
    Rain then
    Sunny

Detailed Forecast

Today
A chance of rain between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Patchy smoke before 2pm, then areas of smoke after 5pm. Mostly sunny, with a high near 89. South wind 3 to 6 mph. Winds could gust as high as 18 mph. Chance of precipitation is 30%.
Tonight
A 20 percent chance of rain before midnight. Widespread smoke, mainly before 9pm. Partly cloudy, with a low around 52. South wind 5 to 8 mph, with gusts as high as 18 mph.
Thursday
A slight chance of rain between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 88. South wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 49. Southwest wind 5 to 7 mph.
Friday
Mostly sunny, with a high near 83. South southwest wind 3 to 8 mph.
Friday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 48.
Saturday
A 50 percent chance of rain. Partly sunny, with a high near 76.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 40.
Sunday
A slight chance of rain before noon. Mostly sunny, with a high near 73.
Sunday Night
Mostly clear, with a low around 41.
Monday
Sunny, with a high near 81.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 45.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 77.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Hamilton MT
 46.26°N 114.15°W (Elev. 3599 ft)
2:01 am MDT Aug 26, 2026
10am MDT Aug 26, 2026-6pm MDT Sep 1, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database