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

31°F

-1°C

Humidity 100%
Wind Speed SE 7 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Wind Chill24°F (-4°C)
Last update 26 Dec 07:04 AM PST
Extended Forecast for

2 Miles E Chalfant CA

Winter Storm Warning December 26, 07:44am until December 26, 04:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning December 26, 07:44am until December 26, 04:00pm

    NOW until 4:00pm Fri

    Winter Storm Warning

  • Today

    High: 43 °F

    Snow Likely

  • Tonight

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

    Low: 30 °F

    Chance Snow
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 39. Northwest wind around 5 mph.

    High: 39 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 29. Northwest wind 10 to 15 mph.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 39. North wind 5 to 10 mph.

    High: 39 °F

    Sunny

  • Sunday Night

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

    Low: 28 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Today
Snow likely, mainly between 10am and 4pm. Partly sunny, with a high near 43. South wind around 10 mph. Chance of precipitation is 60%. 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 30. North wind around 10 mph. New snow accumulation of less than a half inch possible.
Saturday
Sunny, with a high near 39. Northwest wind around 5 mph.
Saturday Night
Mostly clear, with a low around 29. Northwest wind 10 to 15 mph.
Sunday
Sunny, with a high near 39. North wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 28. North wind 5 to 10 mph.
Monday
Sunny, with a high near 42.
Monday Night
Mostly clear, with a low around 32.
Tuesday
Sunny, with a high near 46.
Tuesday Night
Mostly clear, with a low around 37.
Wednesday
Sunny, with a high near 48.
Wednesday Night
A slight chance of rain and snow. Snow level 7300 feet. Partly cloudy, with a low around 39.
New Year's Day
A slight chance of rain and snow. Snow level 7100 feet. Partly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Chalfant CA
 37.53°N 118.32°W (Elev. 6575 ft)
Last Update:
1:15 am PST Dec 26, 2025
Forecast Valid:
7am PST Dec 26, 2025-6pm PST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation