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

71°F

22°C

Humidity 59%
Wind Speed WSW 8 MPH
Barometer NA
Dewpoint 56°F (13°C)
Visibility NA
Last update 03 Aug 11:18 AM MDT
Extended Forecast for

Box Elder MT

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly between 2pm and 3pm. Mostly sunny, with a high near 85. West wind 7 to 9 mph.

    High: 85 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 57. Northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87. Calm wind becoming southeast 5 to 8 mph in the afternoon.

    High: 87 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 56. East wind 5 to 9 mph becoming west in the evening. Chance of precipitation is 80%.

    Low: 56 °F

    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 78. Southwest wind 6 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 40%.

    High: 78 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55. West wind 5 to 9 mph becoming light and variable after midnight.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85. South wind 5 to 8 mph becoming west in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 57. West wind around 6 mph becoming light and variable after midnight.

    Low: 57 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly between 2pm and 3pm. Mostly sunny, with a high near 85. West wind 7 to 9 mph.
Tonight
Mostly clear, with a low around 57. Northwest wind 5 to 8 mph becoming calm in the evening.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Monday Night
Showers and possibly a thunderstorm. Low around 56. East wind 5 to 9 mph becoming west in the evening. Chance of precipitation is 80%.
Tuesday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 78. Southwest wind 6 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 40%.
Tuesday Night
Mostly clear, with a low around 55. West wind 5 to 9 mph becoming light and variable after midnight.
Wednesday
Mostly sunny, with a high near 85. South wind 5 to 8 mph becoming west in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 57. West wind around 6 mph becoming light and variable after midnight.
Thursday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 81.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Friday
A chance of showers. Partly sunny, with a high near 72.
Friday Night
A chance of showers. Mostly cloudy, with a low around 50.
Saturday
A slight chance of showers. Partly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Box Elder MT
 48.31°N 110°W (Elev. 2690 ft)
Last Update:
9:58 am MDT Aug 3, 2025
Forecast Valid:
12pm MDT Aug 3, 2025-6pm MDT Aug 9, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation