Severe Thunderstorms in the Ohio Valley and Mid-Atlantic; Heat Continuing in the Central U.S.

Widespread strong to severe thunderstorms are expected from the Upper Ohio Valley into the Mid-Atlantic through Friday, with damaging winds as the primary threat. Dangerous heat will continue from the South-Central U.S. to the Midwest, Ohio/Tennessee valleys, and Mid-Atlantic. Widespread Major to Extreme Heat Risk is forecast into the weekend and will confine to the South-Central U.S. by Labor Day Read More >

Current conditions at

ROCKY BOY (RCBM8)

Lat: 48.25529°NLon: 109.78592°WElev: 3789.0ft.

NA

45°F

7°C

Humidity 81%
Wind Speed S 1 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 03 Sep 10:18 PM MDT
Extended Forecast for

3 Miles NNW Rocky Boy MT

  • Tonight

    Tonight: Partly cloudy, with a low around 54. East southeast wind 5 to 8 mph, with gusts as high as 18 mph.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 79. Southeast wind 5 to 9 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph.

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 51. North northwest wind 3 to 8 mph.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76. North northwest wind 3 to 8 mph.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after midnight.  Partly cloudy, with a low around 50. North wind 5 to 8 mph.

    Low: 50 °F

    Mostly Clear
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 74. North wind 3 to 6 mph.  Chance of precipitation is 50%.

    High: 74 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm.  Low around 53. North northeast wind 5 to 9 mph, with gusts as high as 18 mph.  Chance of precipitation is 90%.

    Low: 53 °F

    Showers

  • Labor Day

    Labor Day: Showers likely, then showers and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 67. West wind 5 to 9 mph, with gusts as high as 21 mph.

    High: 67 °F

    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers.  Mostly cloudy, with a low around 48.

    Low: 48 °F

    Showers
    Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 54. East southeast wind 5 to 8 mph, with gusts as high as 18 mph.
Friday
Sunny, with a high near 79. Southeast wind 5 to 9 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Mostly clear, with a low around 51. North northwest wind 3 to 8 mph.
Saturday
Sunny, with a high near 76. North northwest wind 3 to 8 mph.
Saturday Night
A 30 percent chance of showers after midnight. Partly cloudy, with a low around 50. North wind 5 to 8 mph.
Sunday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 74. North wind 3 to 6 mph. Chance of precipitation is 50%.
Sunday Night
Showers and possibly a thunderstorm. Low around 53. North northeast wind 5 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 90%.
Labor Day
Showers likely, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 67. West wind 5 to 9 mph, with gusts as high as 21 mph.
Monday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 48.
Tuesday
A chance of showers. Partly sunny, with a high near 65.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 68.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Rocky Boy MT
 48.3°N 109.81°W (Elev. 3458 ft)
4:52 pm MDT Sep 3, 2026
11pm MDT Sep 3, 2026-6pm MDT Sep 10, 2026
 
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Additional Resources

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