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

RED BOX (RXFO3)

Lat: 45.0275°NLon: 121.92111°WElev: 3345.0ft.

NA

33°F

1°C

Humidity 98%
Wind Speed N 1 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 25 Dec 05:07 AM PST
Extended Forecast for

13 Miles S Government Camp OR

Winter Weather Advisory December 26, 04:00am until December 27, 04:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Christmas Day

    Christmas Day: Rain, mainly before 4pm. Patchy fog before 11am, then patchy fog after 5pm. Snow level 4600 feet. High near 42. Calm wind. Chance of precipitation is 80%.

    High: 42 °F

    Chance Rain
    and Patchy
    Fog then Rain
    and Patchy
    Fog

  • Tonight

    Tonight: Snow likely, possibly mixed with rain, mainly after 3am. Patchy fog. Snow level 3300 feet. Otherwise, mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain/Snow
    Likely and
    Patchy Fog

  • Friday

    Friday: Snow showers before 7am, then snow showers, possibly mixed with rain between 7am and 1pm, then snow showers after 1pm. Patchy fog before 1pm. High near 36. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 36 °F

    Rain/Snow and
    Patchy Fog

  • Friday Night

    Friday Night: Snow showers. Low around 26. West wind around 7 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 26 °F

    Snow Showers

  • Saturday

    Saturday: Snow showers likely, mainly before 10am. Patchy fog after 1pm. Otherwise, mostly cloudy, with a high near 31. West wind around 6 mph becoming calm in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 31 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers and
    Patchy Fog

  • Saturday Night

    Saturday Night: Areas of fog. Otherwise, mostly cloudy, with a low around 20.

    Low: 20 °F

    Areas Fog

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 35.

    High: 35 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 22.

    Low: 22 °F

    Patchy Fog

  • Monday

    Monday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

Detailed Forecast

Christmas Day
Rain, mainly before 4pm. Patchy fog before 11am, then patchy fog after 5pm. Snow level 4600 feet. High near 42. Calm wind. Chance of precipitation is 80%.
Tonight
Snow likely, possibly mixed with rain, mainly after 3am. Patchy fog. Snow level 3300 feet. Otherwise, mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday
Snow showers before 7am, then snow showers, possibly mixed with rain between 7am and 1pm, then snow showers after 1pm. Patchy fog before 1pm. High near 36. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Friday Night
Snow showers. Low around 26. West wind around 7 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Saturday
Snow showers likely, mainly before 10am. Patchy fog after 1pm. Otherwise, mostly cloudy, with a high near 31. West wind around 6 mph becoming calm in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday Night
Areas of fog. Otherwise, mostly cloudy, with a low around 20.
Sunday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 35.
Sunday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 22.
Monday
Partly sunny, with a high near 37.
Monday Night
Mostly cloudy, with a low around 25.
Tuesday
Partly sunny, with a high near 41.
Tuesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 28.
Wednesday
A slight chance of rain. Partly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles S Government Camp OR
 45.11°N 121.78°W (Elev. 3199 ft)
Last Update:
5:41 am PST Dec 25, 2025
Forecast Valid:
6am PST Dec 25, 2025-6pm PST Dec 31, 2025
 
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Additional Resources

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Chance of Precipitation