Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

Scattered severe thunderstorms and excessive rainfall are possible into the night in the Mid Atlantic, and heavy rain will shift to Virginia and the Carolinas on Friday. Severe thunderstorms are also possible in the Central Plains into the Upper MS Valley and the Deep South tonight. Dangerous heat persists across the Southern Plains and Lower MS Valley and heat will expand into the Southwest. Read More >

Current conditions at

Ravalli County Airport (KHRF)

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

Clear

66°F

19°C

Humidity 68%
Wind Speed SSE 5 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 20 Aug 09:15 PM MDT
Extended Forecast for

16 Miles E Corvallis MT

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 53. Light and variable wind.

    Low: 53 °F

    Decreasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 73. Southwest wind around 5 mph becoming light and variable.

    High: 73 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 55. Northeast wind 5 to 8 mph becoming southeast after midnight.

    Low: 55 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 69. South wind 6 to 8 mph becoming west southwest in the afternoon.  Chance of precipitation is 60%.

    High: 69 °F

    Slight Chance
    Rain then
    Showers
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 50. Light and variable wind becoming south 5 to 9 mph in the evening.

    Low: 50 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: A slight chance of rain.  Partly cloudy, with a low around 46.

    Low: 46 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 53. Light and variable wind.
Friday
Mostly sunny, with a high near 73. Southwest wind around 5 mph becoming light and variable.
Friday Night
Mostly cloudy, with a low around 55. Northeast wind 5 to 8 mph becoming southeast after midnight.
Saturday
A slight chance of rain, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 69. South wind 6 to 8 mph becoming west southwest in the afternoon. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 50. Light and variable wind becoming south 5 to 9 mph in the evening.
Sunday
Mostly sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 65.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 46.
Tuesday
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles E Corvallis MT
 46.29°N 113.78°W (Elev. 8360 ft)
2:01 pm MDT Aug 20, 2026
9pm MDT Aug 20, 2026-6pm MDT Aug 27, 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