Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

Ravalli County Airport (KHRF)

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

Partly Cloudy

81°F

27°C

Humidity 47%
Wind Speed WNW 3 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 26 Aug 06:35 PM MDT
Extended Forecast for

18 Miles WNW Darby MT

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and midnight.  Patchy smoke between 7pm and 3am. Partly cloudy, with a low around 53. Southwest wind 5 to 7 mph becoming east southeast in the evening.  Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    T-storms then
    Patchy Smoke

  • Thursday

    Thursday: A slight chance of rain between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 79. South southeast wind 5 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 29 mph.  Chance of precipitation is 20%.

    High: 79 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Patchy smoke after 7pm. Partly cloudy, with a low around 46. West wind 5 to 9 mph becoming light west southwest  after midnight. Winds could gust as high as 21 mph.

    Low: 46 °F

    Patchy Smoke

  • Friday

    Friday: Patchy smoke before 7am. Partly sunny, with a high near 72. Light southwest wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 72 °F

    Patchy Smoke
    then Partly
    Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain after midnight.  Mostly cloudy, with a low around 46. West southwest wind 5 to 9 mph.

    Low: 46 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: Rain likely, then showers and possibly a thunderstorm after noon.  High near 64. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 64 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 36. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 36 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of rain.  Partly sunny, with a high near 58.

    High: 58 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and midnight. Patchy smoke between 7pm and 3am. Partly cloudy, with a low around 53. Southwest wind 5 to 7 mph becoming east southeast in the evening. Chance of precipitation is 20%.
Thursday
A slight chance of rain between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 79. South southeast wind 5 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 20%.
Thursday Night
Patchy smoke after 7pm. Partly cloudy, with a low around 46. West wind 5 to 9 mph becoming light west southwest after midnight. Winds could gust as high as 21 mph.
Friday
Patchy smoke before 7am. Partly sunny, with a high near 72. Light southwest wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.
Friday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 46. West southwest wind 5 to 9 mph.
Saturday
Rain likely, then showers and possibly a thunderstorm after noon. High near 64. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 36. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of rain. Partly sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 36.
Monday
Sunny, with a high near 70.
Monday Night
Mostly clear, with a low around 43.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 70.
Tuesday Night
A slight chance of rain. Partly cloudy, with a low around 41.
Wednesday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles WNW Darby MT
 46.14°N 114.49°W (Elev. 6283 ft)
2:01 pm MDT Aug 26, 2026
6pm MDT Aug 26, 2026-6pm MDT Sep 2, 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