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 >

Current conditions at

Ravalli County Airport (KHRF)

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

unknown precip

66°F

19°C

Humidity 68%
Wind Speed N 10 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 55°F (13°C)
Visibility 9.00 mi
Last update 13 Aug 11:55 AM MDT
Extended Forecast for

8 Miles E Corvallis MT

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms, mainly after 4pm.  Patchy smoke. Mostly sunny, with a high near 67. Light and variable wind becoming west around 5 mph.

    High: 67 °F

    Chance
    T-storms

  • Tonight

    Tonight: Rain and thunderstorms likely before 4am, then a chance of rain.  Patchy smoke. Mostly cloudy, with a low around 50. West northwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Rain Likely

  • Friday

    Friday: Rain and thunderstorms before 3pm, then showers and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm.  Areas of smoke before 7am. High near 60. Calm wind.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 60 °F

    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight.  Mostly cloudy, with a low around 49. Calm wind.  Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 65. Light and variable wind.

    High: 65 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight.  Mostly cloudy, with a low around 51. Chance of precipitation is 30%.

    Low: 51 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers and thunderstorms after noon.  Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Patchy smoke. Mostly sunny, with a high near 67. Light and variable wind becoming west around 5 mph.
Tonight
Rain and thunderstorms likely before 4am, then a chance of rain. Patchy smoke. Mostly cloudy, with a low around 50. West northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Rain and thunderstorms before 3pm, then showers and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Areas of smoke before 7am. High near 60. Calm wind. 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 rain between 9pm and midnight. Mostly cloudy, with a low around 49. Calm wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 65. Light and variable wind.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 68.
Sunday Night
Mostly cloudy, with a low around 53.
Monday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 67.
Monday Night
A chance of showers and thunderstorms before midnight, then a slight chance of rain after midnight. Mostly cloudy, with a low around 53.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 66.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 52.
Wednesday
A chance of rain and thunderstorms. Partly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles E Corvallis MT
 46.32°N 113.94°W (Elev. 6844 ft)
2:22 am MDT Aug 13, 2026
12pm MDT Aug 13, 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