Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Current conditions at

Ravalli County Airport (KHRF)

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

Clear

75°F

24°C

Humidity 50%
Wind Speed N 10 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 18 Aug 12:35 PM MDT
Extended Forecast for

5 Miles N Darby MT

  • This Afternoon

    This Afternoon: A slight chance of rain before 3pm, then a slight chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 84. West northwest wind around 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 54. West northwest wind 5 to 11 mph becoming south southeast after midnight. Winds could gust as high as 21 mph.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 86. Light and variable wind becoming west 5 to 7 mph in the afternoon.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. Calm wind becoming south around 6 mph after midnight.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 91. South southeast wind 5 to 7 mph becoming light and variable.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of rain before midnight.  Mostly cloudy, with a low around 61.

    Low: 61 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms after noon.  Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
A slight chance of rain before 3pm, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 84. West northwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 54. West northwest wind 5 to 11 mph becoming south southeast after midnight. Winds could gust as high as 21 mph.
Wednesday
Sunny, with a high near 86. Light and variable wind becoming west 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 56. Calm wind becoming south around 6 mph after midnight.
Thursday
Sunny, with a high near 91. South southeast wind 5 to 7 mph becoming light and variable.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 91.
Friday Night
A slight chance of rain before midnight. Mostly cloudy, with a low around 61.
Saturday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 86.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of rain after midnight. Partly cloudy, with a low around 55.
Sunday
Sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 54.
Monday
Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Darby MT
 46.09°N 114.17°W (Elev. 3976 ft)
2:00 pm MDT Aug 18, 2026
2pm MDT Aug 18, 2026-6pm MDT Aug 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database