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

51°F

11°C

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

11 Miles S Rocky Boy MT

  • This Afternoon

    This Afternoon: A 50 percent chance of showers. Mostly cloudy, with a high near 52. Northwest wind around 10 mph.

    High: 52 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms. Low around 47. West wind 11 to 21 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.

    Low: 47 °F

    Chance
    Showers then
    Showers

  • Tuesday

    Tuesday: A chance of showers before noon, then showers likely and possibly a thunderstorm between noon and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 63. West wind 11 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.

    High: 63 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49. West northwest wind 5 to 9 mph becoming light in the evening. Winds could gust as high as 21 mph.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 65. West wind 6 to 8 mph. Chance of precipitation is 20%.

    High: 65 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 50. West wind 5 to 7 mph becoming calm in the evening.

    Low: 50 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 67. West wind 3 to 7 mph.

    High: 67 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers after midnight. Partly cloudy, with a low around 52. West southwest wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 68.

    High: 68 °F

    Slight Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 50 percent chance of showers. Mostly cloudy, with a high near 52. Northwest wind around 10 mph.
Tonight
Showers and thunderstorms. Low around 47. West wind 11 to 21 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
Tuesday
A chance of showers before noon, then showers likely and possibly a thunderstorm between noon and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 63. West wind 11 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 49. West northwest wind 5 to 9 mph becoming light in the evening. Winds could gust as high as 21 mph.
Wednesday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 65. West wind 6 to 8 mph. Chance of precipitation is 20%.
Wednesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 50. West wind 5 to 7 mph becoming calm in the evening.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 67. West wind 3 to 7 mph.
Thursday Night
A slight chance of showers after midnight. Partly cloudy, with a low around 52. West southwest wind around 5 mph becoming calm in the evening.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 68.
Friday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 50.
Independence Day
Sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 56.
Monday
Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles S Rocky Boy MT
 48.1°N 109.75°W (Elev. 5030 ft)
Last Update:
3:44 pm MDT Jun 29, 2026
Forecast Valid:
5pm MDT Jun 29, 2026-6pm MDT Jul 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation