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 >

Current conditions at

EW1931 Rudyard 11s (E1931)

Lat: 48.393°NLon: 110.54017°WElev: 3051.0ft.

NA

28°F

-2°C

Humidity 93%
Wind Speed SW 9 MPH
Barometer 27.33 in (925.5 mb)
Dewpoint 26°F (-3°C)
Visibility NA
Wind Chill19°F (-7°C)
Last update 25 Dec 11:00 AM MST
Extended Forecast for

16 Miles SSE Chester MT

  • Christmas Day

    Christmas Day: Mostly sunny, with a high near 31. Light and variable wind becoming south southeast around 5 mph in the afternoon.

    High: 31 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog before 11pm.  Otherwise, mostly cloudy, with a low around 23. Light and variable wind becoming southwest around 6 mph in the evening.

    Low: 23 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Friday

    Friday: A 20 percent chance of rain after 11am.  Partly sunny, with a high near 40. East southeast wind 6 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.

    High: 40 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A 20 percent chance of snow after 11pm.  Mostly cloudy, with a low around 1. West wind around 10 mph.

    Low: 1 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: A 40 percent chance of snow, mainly before 11am.  Mostly cloudy, with a high near 17. Northwest wind 10 to 15 mph, with gusts as high as 24 mph.  New snow accumulation of less than a half inch possible.

    High: 17 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -9. Northwest wind 8 to 13 mph becoming light west northwest  after midnight. Winds could gust as high as 20 mph.

    Low: -9 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 17. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 17 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 7. West southwest wind around 6 mph.

    Low: 7 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

Detailed Forecast

Christmas Day
Mostly sunny, with a high near 31. Light and variable wind becoming south southeast around 5 mph in the afternoon.
Tonight
Patchy fog before 11pm. Otherwise, mostly cloudy, with a low around 23. Light and variable wind becoming southwest around 6 mph in the evening.
Friday
A 20 percent chance of rain after 11am. Partly sunny, with a high near 40. East southeast wind 6 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.
Friday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 1. West wind around 10 mph.
Saturday
A 40 percent chance of snow, mainly before 11am. Mostly cloudy, with a high near 17. Northwest wind 10 to 15 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.
Saturday Night
Partly cloudy, with a low around -9. Northwest wind 8 to 13 mph becoming light west northwest after midnight. Winds could gust as high as 20 mph.
Sunday
Mostly sunny, with a high near 17. Calm wind becoming south southwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 7. West southwest wind around 6 mph.
Monday
Partly sunny, with a high near 35.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
Partly sunny, with a high near 39.
Tuesday Night
Mostly cloudy, with a low around 18.
Wednesday
Mostly cloudy, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SSE Chester MT
 48.31°N 110.82°W (Elev. 2884 ft)
10:07 am MST Dec 25, 2025
11am MST Dec 25, 2025-6pm MST Dec 31, 2025
 
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Additional Resources

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Hourly Weather Forecast

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