Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Hazardous Weather Conditions

Current conditions at

Ravalli County Airport (KHRF)

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

Clear

68°F

20°C

Humidity 49%
Wind Speed N 10 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 12 Aug 11:15 PM MDT
Extended Forecast for

10 Miles W Hamilton MT

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 3am.  Patchy smoke. Partly cloudy, with a low around 47. North northeast wind 8 to 13 mph.

    Low: 47 °F

    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 3pm.  Patchy smoke. Mostly sunny, with a high near 61. East southeast wind 6 to 8 mph becoming west northwest in the afternoon.

    High: 61 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 2am, then a chance of showers after 5am.  Patchy smoke. Mostly cloudy, with a low around 47. Northwest wind 5 to 7 mph becoming southeast after midnight.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely, then showers and possibly a thunderstorm after noon.  Areas of smoke before 7am. High near 56. West wind around 6 mph becoming north northeast in the morning.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 56 °F

    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 46. West wind 3 to 5 mph.  Chance of precipitation is 40%.

    Low: 46 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 47. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 62.

    High: 62 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly before 3am. Patchy smoke. Partly cloudy, with a low around 47. North northeast wind 8 to 13 mph.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Patchy smoke. Mostly sunny, with a high near 61. East southeast wind 6 to 8 mph becoming west northwest in the afternoon.
Thursday Night
Showers and thunderstorms likely before 2am, then a chance of showers after 5am. Patchy smoke. Mostly cloudy, with a low around 47. Northwest wind 5 to 7 mph becoming southeast after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely, then showers and possibly a thunderstorm after noon. Areas of smoke before 7am. High near 56. West wind around 6 mph becoming north northeast in the morning. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 46. West wind 3 to 5 mph. Chance of precipitation is 40%.
Saturday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 60.
Saturday Night
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 47. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 62.
Sunday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 50.
Monday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 63.
Monday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 50.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 62.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 49.
Wednesday
A chance of rain. Partly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles W Hamilton MT
 46.24°N 114.36°W (Elev. 7936 ft)
2:01 pm MDT Aug 12, 2026
11pm MDT Aug 12, 2026-6pm MDT Aug 19, 2026
 
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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