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Current conditions at

ROCKY BOY (RCBM8)

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

NA

2°F

-17°C

Humidity 77%
Wind Speed N 4 MPH
Barometer NA
Dewpoint -4°F (-20°C)
Visibility NA
Wind Chill-7°F (-22°C)
Last update 24 Jan 07:18 PM MST
Extended Forecast for

4 Miles ESE Big Sandy MT

  • Tonight

    Tonight: A 30 percent chance of snow, mainly before 11pm.  Mostly cloudy, with a low around -9. North wind 5 to 8 mph becoming calm  after midnight.  Total nighttime snow accumulation of less than a half inch possible.

    Low: -9 °F

    Chance Snow

  • Sunday

    Sunday: Sunny, with a high near 14. Wind chill values as low as -10. Calm wind becoming south southeast 5 to 8 mph in the morning.

    High: 14 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 6. Wind chill values as low as zero. South southwest wind 7 to 9 mph.

    Low: 6 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 31. South southwest wind around 6 mph becoming west in the afternoon.

    High: 31 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 15. North northwest wind around 5 mph becoming light and variable  in the evening.

    Low: 15 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 35. Light west wind.

    High: 35 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 19. Light south wind.

    Low: 19 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 40. South wind 3 to 6 mph.

    High: 40 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around -9. North wind 5 to 8 mph becoming calm after midnight. Total nighttime snow accumulation of less than a half inch possible.
Sunday
Sunny, with a high near 14. Wind chill values as low as -10. Calm wind becoming south southeast 5 to 8 mph in the morning.
Sunday Night
Mostly clear, with a low around 6. Wind chill values as low as zero. South southwest wind 7 to 9 mph.
Monday
Increasing clouds, with a high near 31. South southwest wind around 6 mph becoming west in the afternoon.
Monday Night
Mostly cloudy, with a low around 15. North northwest wind around 5 mph becoming light and variable in the evening.
Tuesday
Mostly sunny, with a high near 35. Light west wind.
Tuesday Night
Partly cloudy, with a low around 19. Light south wind.
Wednesday
Partly sunny, with a high near 40. South wind 3 to 6 mph.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
Partly sunny, with a high near 40.
Thursday Night
Mostly cloudy, with a low around 22.
Friday
Partly sunny, with a high near 42.
Friday Night
Mostly cloudy, with a low around 26.
Saturday
Partly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Big Sandy MT
 48.16°N 110.04°W (Elev. 2825 ft)
3:34 pm MST Jan 24, 2026
8pm MST Jan 24, 2026-6pm MST Jan 31, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database