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

49°F

9°C

Humidity 32%
Wind Speed NNW 6 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility NA
Wind Chill46°F (8°C)
Last update 09 Apr 03:18 PM MDT
Extended Forecast for

4 Miles ESE Big Sandy MT

  • Tonight

    Tonight: Mostly clear, with a low around 32. North northeast wind 5 to 9 mph becoming east southeast after midnight.

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 66. Southeast wind 8 to 10 mph, with gusts as high as 18 mph.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43. East southeast wind 6 to 10 mph.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers after noon. Partly sunny, with a high near 73. Light and variable wind becoming west around 5 mph in the afternoon.

    High: 73 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 43. West northwest wind around 7 mph.

    Low: 43 °F

    Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers. Partly sunny, with a high near 58. North wind 6 to 8 mph.

    High: 58 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Rain likely. Mostly cloudy, with a low around 39. Northeast wind 6 to 8 mph. Chance of precipitation is 70%.

    Low: 39 °F

    Rain Likely

  • Monday

    Monday: Rain likely. Mostly cloudy, with a high near 51. Northeast wind around 7 mph becoming west northwest in the afternoon.

    High: 51 °F

    Rain Likely

  • Monday Night

    Monday Night: A slight chance of rain before midnight. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Rain then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 32. North northeast wind 5 to 9 mph becoming east southeast after midnight.
Friday
Sunny, with a high near 66. Southeast wind 8 to 10 mph, with gusts as high as 18 mph.
Friday Night
Mostly cloudy, with a low around 43. East southeast wind 6 to 10 mph.
Saturday
A 30 percent chance of showers after noon. Partly sunny, with a high near 73. Light and variable wind becoming west around 5 mph in the afternoon.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 43. West northwest wind around 7 mph.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 58. North wind 6 to 8 mph.
Sunday Night
Rain likely. Mostly cloudy, with a low around 39. Northeast wind 6 to 8 mph. Chance of precipitation is 70%.
Monday
Rain likely. Mostly cloudy, with a high near 51. Northeast wind around 7 mph becoming west northwest in the afternoon.
Monday Night
A slight chance of rain before midnight. Mostly cloudy, with a low around 36.
Tuesday
Mostly sunny, with a high near 59.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
A chance of rain. Mostly cloudy, with a high near 54.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 29.
Thursday
A chance of snow. Mostly cloudy, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Big Sandy MT
 48.16°N 110.04°W (Elev. 2825 ft)
Last Update:
1:26 pm MDT Apr 9, 2026
Forecast Valid:
4pm MDT Apr 9, 2026-6pm MDT Apr 16, 2026
 
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