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

Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Hazardous Weather Conditions

Current conditions at

ROCK CREEK (RCEC1)

Lat: 37.55983°NLon: 118.67841°WElev: 7103.0ft.

NA

32°F

0°C

Humidity 100%
Wind Speed SE 5 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Wind Chill27°F (-3°C)
Last update 26 Dec 08:04 AM PST
Extended Forecast for

15 Miles WSW Chalfant CA

Winter Storm Warning December 26, 08:59am until December 26, 04:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning December 26, 08:59am until December 26, 04:00pm

    NOW until 4:00pm Fri

    Winter Storm Warning

  • Today

    High: 46 °F

    Rain/Snow

  • Tonight

    Tonight: A 30 percent chance of snow before 7pm. Mostly clear, with a low around 27. West wind around 10 mph. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance Snow
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 44. West wind around 5 mph becoming north in the afternoon.

    High: 44 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 27. West wind 5 to 10 mph.

    Low: 27 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 45. North wind around 5 mph.

    High: 45 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28. Northwest wind 5 to 10 mph.

    Low: 28 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

Detailed Forecast

Today
Rain and snow. Snow level 6000 feet lowering to 5200 feet. High near 46. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 30 percent chance of snow before 7pm. Mostly clear, with a low around 27. West wind around 10 mph. New snow accumulation of less than a half inch possible.
Saturday
Sunny, with a high near 44. West wind around 5 mph becoming north in the afternoon.
Saturday Night
Mostly clear, with a low around 27. West wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 45. North wind around 5 mph.
Sunday Night
Mostly clear, with a low around 28. Northwest wind 5 to 10 mph.
Monday
Sunny, with a high near 48.
Monday Night
Mostly clear, with a low around 30.
Tuesday
Sunny, with a high near 52.
Tuesday Night
Mostly clear, with a low around 37.
Wednesday
Mostly sunny, with a high near 52.
Wednesday Night
A slight chance of rain. Snow level 7500 feet. Partly cloudy, with a low around 40.
New Year's Day
A chance of rain. Snow level 7300 feet. Partly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles WSW Chalfant CA
 37.48°N 118.62°W (Elev. 5213 ft)
Last Update:
1:15 am PST Dec 26, 2025
Forecast Valid:
8am PST Dec 26, 2025-6pm PST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation