Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

Ravalli County Airport (KHRF)

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

Clear

66°F

19°C

Humidity 32%
Wind Speed W 5 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 17 Jun 07:55 PM MDT
Extended Forecast for

20 Miles ENE Darby MT

  • Tonight

    Tonight: A 20 percent chance of rain before 9pm.  Mostly clear, with a low around 38. West northwest wind 5 to 10 mph becoming light west  after midnight. Winds could gust as high as 29 mph.

    Low: 38 °F

    Slight Chance
    Rain then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 62. West northwest wind 3 to 8 mph. Winds could gust as high as 25 mph.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41. West northwest wind 5 to 8 mph becoming calm  in the evening. Winds could gust as high as 25 mph.

    Low: 41 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 69. Light and variable wind becoming west northwest 5 to 7 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 69 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 49. West northwest wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 24 mph.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of rain before noon, then a slight chance of showers and thunderstorms after noon.  Partly sunny, with a high near 64. Chance of precipitation is 20%.

    High: 64 °F

    Slight Chance
    Rain then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of rain before 9pm. Mostly clear, with a low around 38. West northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 29 mph.
Thursday
Sunny, with a high near 62. West northwest wind 3 to 8 mph. Winds could gust as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 41. West northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 25 mph.
Juneteenth
Mostly sunny, with a high near 69. Light and variable wind becoming west northwest 5 to 7 mph in the afternoon. Winds could gust as high as 22 mph.
Friday Night
Partly cloudy, with a low around 49. West northwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 24 mph.
Saturday
A slight chance of rain before noon, then a slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 64. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 41.
Tuesday
Sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles ENE Darby MT
 46.1°N 113.78°W (Elev. 7900 ft)
2:01 pm MDT Jun 17, 2026
8pm MDT Jun 17, 2026-6pm MDT Jun 24, 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