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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

DW0975 Kevin (D0975)

Lat: 48.74417°NLon: 111.96917°WElev: 3400.0ft.

NA

7°F

-14°C

Humidity 87%
Wind Speed NE 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 4°F (-16°C)
Visibility NA
Last update 24 Dec 09:10 PM MST
Extended Forecast for

2 Miles NNW Shelby MT

Winter Weather Advisory until December 25, 05:00am
Dense Fog Advisory December 24, 09:22pm until December 24, 11:00pm
Click here for hazard details and duration
Winter Weather Advisory
...
  •  
    Winter Weather Advisory until December 25, 05:00am
    Dense Fog Advisory December 24, 09:22pm until December 24, 11:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 6 °F⇑

    Mostly Cloudy

  • Christmas Day

    Christmas Day: Partly sunny, with a high near 38. Calm wind becoming south southeast around 6 mph in the afternoon.

    High: 38 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 21. Southeast wind around 6 mph becoming south southwest after midnight.

    Low: 21 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 39. South southwest wind 6 to 10 mph.

    High: 39 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -1. West southwest wind 10 to 14 mph becoming northwest after midnight. Winds could gust as high as 24 mph.

    Low: -1 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy and cold, with a high near 3. North northwest wind around 18 mph, with gusts as high as 30 mph.

    High: 3 °F

    Cold

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -8. North northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.

    Low: -8 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 23. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 23 °F

    Sunny

Detailed Forecast

Tonight
Mostly cloudy, with a temperature rising to around 13 by 5am. Wind chill values as low as zero. Light and variable wind.
Christmas Day
Partly sunny, with a high near 38. Calm wind becoming south southeast around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 21. Southeast wind around 6 mph becoming south southwest after midnight.
Friday
Mostly cloudy, with a high near 39. South southwest wind 6 to 10 mph.
Friday Night
Mostly cloudy, with a low around -1. West southwest wind 10 to 14 mph becoming northwest after midnight. Winds could gust as high as 24 mph.
Saturday
Mostly cloudy and cold, with a high near 3. North northwest wind around 18 mph, with gusts as high as 30 mph.
Saturday Night
Partly cloudy, with a low around -8. North northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.
Sunday
Sunny, with a high near 23. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 11.
Monday
Partly sunny, with a high near 38.
Monday Night
Partly cloudy, with a low around 22.
Tuesday
Mostly cloudy, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 21.
Wednesday
Partly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Shelby MT
 48.54°N 111.88°W (Elev. 3399 ft)
Last Update:
9:06 pm MST Dec 24, 2025
Forecast Valid:
9pm MST Dec 24, 2025-6pm MST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation