National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Snow in the Sierra Nevada; Heavy Rainfall in Texas Sunday

Heavy snow is expected in the Sierra Nevada mountain ranges into Saturday causing hazardous travel conditions. Winter Storm Warnings have been issued. Thunderstorms and moderate to heavy rainfall are expected across portions of eastern Texas into Louisiana on Sunday. Read More >

Current conditions at

ROCKY BOY (RCBM8)

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

NA

47°F

8°C

Humidity 58%
Wind Speed SW 5 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 14 Nov 07:18 PM MST
Extended Forecast for

2 Miles SW Rocky Boy MT

  • Tonight

    Tonight: Partly cloudy, with a low around 34. Southwest wind 3 to 8 mph.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 56. South southwest wind 8 to 11 mph, with gusts as high as 24 mph.

    High: 56 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 37. South southwest wind around 7 mph.

    Low: 37 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 54. West southwest wind 3 to 6 mph.

    High: 54 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: A 40 percent chance of rain. Mostly cloudy, with a high near 43. Light north wind.

    High: 43 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain and snow likely, becoming all snow after 11pm. Mostly cloudy, with a low around 26. Light north wind. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 26 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Wednesday

    Wednesday: A chance of snow before 11am. Partly sunny, with a high near 37. Light west northwest wind.

    High: 37 °F

    Chance Snow
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 34. Southwest wind 3 to 8 mph.
Sunday
Partly sunny, with a high near 56. South southwest wind 8 to 11 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 37. South southwest wind around 7 mph.
Monday
Partly sunny, with a high near 54. West southwest wind 3 to 6 mph.
Monday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 33. Calm wind.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 43. Light north wind.
Tuesday Night
Rain and snow likely, becoming all snow after 11pm. Mostly cloudy, with a low around 26. Light north wind. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday
A chance of snow before 11am. Partly sunny, with a high near 37. Light west northwest wind.
Wednesday Night
Mostly cloudy, with a low around 23.
Thursday
Mostly cloudy, with a high near 38.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 23.
Friday
A chance of snow. Mostly cloudy, with a high near 35.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 21.
Saturday
Partly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Rocky Boy MT
 48.24°N 109.83°W (Elev. 3881 ft)
Last Update:
5:01 pm MST Nov 14, 2026
Forecast Valid:
7pm MST Nov 14, 2026-6pm MST Nov 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation