Current conditions at

ROCKY BOY (RCBM8)

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

NA

52°F

11°C

Humidity 34%
Wind Speed SSE 3 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Last update 20 Apr 12:18 AM MDT
Extended Forecast for

4 Miles ESE Big Sandy MT

  • Overnight

    Overnight: Partly cloudy, with a low around 40. South wind around 7 mph.

    Low: 40 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 73. South wind around 6 mph becoming light and variable.

    High: 73 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45. West southwest wind around 7 mph becoming southeast in the evening.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. South wind 3 to 5 mph.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 54. East southeast wind 7 to 11 mph.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers after noon.  Partly sunny, with a high near 74. Southeast wind 6 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 74 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Rain before 3am, then rain and snow.  Low around 32. Breezy, with a north northwest wind 16 to 21 mph increasing to 23 to 28 mph after midnight. Winds could gust as high as 36 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Breezy.
    Showers then
    Rain/Snow

  • Thursday

    Thursday: Rain and snow likely before 9am, then snow likely between 9am and 3pm, then rain and snow likely after 3pm.  Mostly cloudy, with a high near 41. Breezy, with a northwest wind 21 to 25 mph, with gusts as high as 36 mph.

    High: 41 °F

    Rain/Snow
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: A chance of rain and snow before 9pm, then a chance of snow.  Mostly cloudy, with a low around 26.

    Low: 26 °F

    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 40. South wind around 7 mph.
Monday
Partly sunny, then gradually becoming sunny, with a high near 73. South wind around 6 mph becoming light and variable.
Monday Night
Partly cloudy, with a low around 45. West southwest wind around 7 mph becoming southeast in the evening.
Tuesday
Mostly sunny, with a high near 80. South wind 3 to 5 mph.
Tuesday Night
Mostly cloudy, with a low around 54. East southeast wind 7 to 11 mph.
Wednesday
A 50 percent chance of showers after noon. Partly sunny, with a high near 74. Southeast wind 6 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph.
Wednesday Night
Rain before 3am, then rain and snow. Low around 32. Breezy, with a north northwest wind 16 to 21 mph increasing to 23 to 28 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday
Rain and snow likely before 9am, then snow likely between 9am and 3pm, then rain and snow likely after 3pm. Mostly cloudy, with a high near 41. Breezy, with a northwest wind 21 to 25 mph, with gusts as high as 36 mph.
Thursday Night
A chance of rain and snow before 9pm, then a chance of snow. Mostly cloudy, with a low around 26.
Friday
A chance of snow. Partly sunny, with a high near 38.
Friday Night
Mostly cloudy, with a low around 22.
Saturday
A slight chance of snow. Partly sunny, with a high near 42.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
Partly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Big Sandy MT
 48.16°N 110.04°W (Elev. 2825 ft)
12:31 am MDT Apr 20, 2026
1am MDT Apr 20, 2026-6pm MDT Apr 26, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database