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

ROCKY BOY (ROCM8)

Lat: 48.17478°NLon: 109.64728°WElev: 4700.0ft.

NA

53°F

12°C

Humidity NA
Wind Speed NA NA MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

16 Miles S Lloyd MT

  • Tonight

    Tonight: A 20 percent chance of showers before 9pm. Partly cloudy, with a low around 41. Northwest wind 7 to 13 mph, with gusts as high as 22 mph.

    Low: 41 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 63. Light and variable wind becoming east 5 to 7 mph in the afternoon.

    High: 63 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 48. East wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 48 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 71. East southeast wind 13 to 15 mph, with gusts as high as 25 mph.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Southeast wind 7 to 11 mph becoming northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 40%.

    Low: 52 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 63. West northwest wind 14 to 17 mph, with gusts as high as 25 mph.

    High: 63 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms, then a chance of showers after midnight. Partly cloudy, with a low around 44. West northwest wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    Low: 44 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A chance of showers. Partly sunny, with a high near 57. West northwest wind around 15 mph, with gusts as high as 26 mph.

    High: 57 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers before 9pm. Partly cloudy, with a low around 41. Northwest wind 7 to 13 mph, with gusts as high as 22 mph.
Juneteenth
Sunny, with a high near 63. Light and variable wind becoming east 5 to 7 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 48. East wind 10 to 13 mph, with gusts as high as 22 mph.
Saturday
Mostly sunny, with a high near 71. East southeast wind 13 to 15 mph, with gusts as high as 25 mph.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Southeast wind 7 to 11 mph becoming northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 40%.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 63. West northwest wind 14 to 17 mph, with gusts as high as 25 mph.
Sunday Night
A slight chance of showers and thunderstorms, then a chance of showers after midnight. Partly cloudy, with a low around 44. West northwest wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Monday
A chance of showers. Partly sunny, with a high near 57. West northwest wind around 15 mph, with gusts as high as 26 mph.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 72.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 52.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
16 Miles S Lloyd MT
 48.06°N 109.4°W (Elev. 4701 ft)
Last Update:
7:41 pm MDT Jun 18, 2026
Forecast Valid:
8pm MDT Jun 18, 2026-6pm MDT Jun 25, 2026
 
Forecast Discussion
 
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Additional Resources

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