National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

ROCKY BOY (RCBM8)

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

NA

69°F

21°C

Humidity 35%
Wind Speed ESE 5 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 19 Jun 04:18 PM MDT
Extended Forecast for

10 Miles NE Rocky Boy MT

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 47. East wind 8 to 16 mph becoming south southeast after midnight. Winds could gust as high as 29 mph.

    Low: 47 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 75. South southeast wind 10 to 16 mph, with gusts as high as 28 mph.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Mostly cloudy, with a low around 48. Southeast wind 6 to 9 mph becoming west after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 66. West northwest wind 11 to 14 mph, with gusts as high as 24 mph.

    High: 66 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 42. Northwest wind 7 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    Low: 42 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: A 40 percent chance of showers, mainly after noon. Partly sunny, with a high near 59. West northwest wind 13 to 17 mph, with gusts as high as 29 mph.

    High: 59 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 41. Northwest wind 10 to 15 mph becoming light west northwest after midnight. Winds could gust as high as 26 mph.

    Low: 41 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67. Calm wind becoming north northeast around 6 mph in the afternoon.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 47. East wind 8 to 16 mph becoming south southeast after midnight. Winds could gust as high as 29 mph.
Saturday
Mostly sunny, with a high near 75. South southeast wind 10 to 16 mph, with gusts as high as 28 mph.
Saturday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Mostly cloudy, with a low around 48. Southeast wind 6 to 9 mph becoming west after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 40%.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 66. West northwest wind 11 to 14 mph, with gusts as high as 24 mph.
Sunday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 42. Northwest wind 7 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Monday
A 40 percent chance of showers, mainly after noon. Partly sunny, with a high near 59. West northwest wind 13 to 17 mph, with gusts as high as 29 mph.
Monday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 41. Northwest wind 10 to 15 mph becoming light west northwest after midnight. Winds could gust as high as 26 mph.
Tuesday
Sunny, with a high near 67. Calm wind becoming north northeast around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79.
Thursday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Friday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NE Rocky Boy MT
 48.34°N 109.6°W (Elev. 3970 ft)
Last Update:
4:52 pm MDT Jun 19, 2026
Forecast Valid:
5pm MDT Jun 19, 2026-6pm MDT Jun 26, 2026
 
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Additional Resources

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Chance of Precipitation