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

Atmospheric River Continues Areas of Heavy Rain and Snow for California This Weekend

An atmospheric river will continue to bring gusty winds, moderate to heavy rainfall, and potential flooding to southern California and the southern Great Basin through Sunday. Periods of heavy snow will continue as well above 7,000 feet over the Sierra Nevada mountains associated with this atmospheric river. Read More >

Current conditions at

ROCKY BOY (RCBM8)

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

NA

54°F

12°C

Humidity 54%
Wind Speed WNW 5 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 14 Nov 08:18 AM MST
Extended Forecast for

2 Miles NW Rocky Boy MT

  • Today

    Today: Rain likely, mainly between 2pm and 5pm. Cloudy, with a high near 58. West wind 14 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 60%.

    High: 58 °F

    Rain Likely

  • Tonight

    Tonight: Rain likely, possibly mixed with snow before 2am, then a chance of rain. Cloudy, with a low around 35. Southwest wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow
    Likely

  • Saturday

    Saturday: A 40 percent chance of rain before 11am. Cloudy through mid morning, then gradual clearing, with a high near 55. Southwest wind 7 to 13 mph, with gusts as high as 23 mph.

    High: 55 °F

    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34. West wind 5 to 8 mph becoming light and variable after midnight.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 53. Calm wind becoming east southeast 5 to 7 mph in the afternoon.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 34. East southeast wind around 7 mph.

    Low: 34 °F

    Slight Chance
    Rain

  • Monday

    Monday: A 20 percent chance of rain. Mostly cloudy, with a high near 47. East southeast wind 6 to 9 mph becoming north in the afternoon.

    High: 47 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 29. North northeast wind around 9 mph becoming west northwest in the evening.

    Low: 29 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of snow before 9am, then a chance of rain and snow between 9am and noon, then a chance of rain after noon. Partly sunny, with a high near 43.

    High: 43 °F

    Chance
    Rain/Snow
    then Chance
    Rain

Detailed Forecast

Today
Rain likely, mainly between 2pm and 5pm. Cloudy, with a high near 58. West wind 14 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 60%.
Tonight
Rain likely, possibly mixed with snow before 2am, then a chance of rain. Cloudy, with a low around 35. Southwest wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
A 40 percent chance of rain before 11am. Cloudy through mid morning, then gradual clearing, with a high near 55. Southwest wind 7 to 13 mph, with gusts as high as 23 mph.
Saturday Night
Partly cloudy, with a low around 34. West wind 5 to 8 mph becoming light and variable after midnight.
Sunday
Mostly sunny, with a high near 53. Calm wind becoming east southeast 5 to 7 mph in the afternoon.
Sunday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 34. East southeast wind around 7 mph.
Monday
A 20 percent chance of rain. Mostly cloudy, with a high near 47. East southeast wind 6 to 9 mph becoming north in the afternoon.
Monday Night
A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 29. North northeast wind around 9 mph becoming west northwest in the evening.
Tuesday
A chance of snow before 9am, then a chance of rain and snow between 9am and noon, then a chance of rain after noon. Partly sunny, with a high near 43.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 28.
Wednesday
A slight chance of rain and snow. Partly sunny, with a high near 42.
Wednesday Night
Mostly cloudy, with a low around 25.
Thursday
A slight chance of rain and snow. Partly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Rocky Boy MT
 48.28°N 109.81°W (Elev. 3432 ft)
Last Update:
8:32 am MST Nov 14, 2025
Forecast Valid:
8am MST Nov 14, 2025-6pm MST Nov 20, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation