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

Atmospheric River Continues Areas of Heavy Rain and Snow for California This Weekend

An atmospheric river will continue to bring gusty winds, moderate to heavy rainfall, and potential flooding to southern California and the southern Great Basin through Sunday. Periods of heavy snow will continue as well above 7,000 feet over the Sierra Nevada mountains associated with this atmospheric river. Read More >

Hazardous Weather Conditions

Current conditions at

ROCK CREEK (RCEC1)

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

NA

41°F

5°C

Humidity 92%
Wind Speed SE 8 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Wind Chill36°F (2°C)
Last update 15 Nov 06:04 PM PST
Extended Forecast for

Chalfant CA

Winter Weather Advisory November 15, 07:00pm until November 16, 04:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Rain. Patchy fog before 1am, then patchy fog after 2am. Snow level 9400 feet lowering to 7100 feet after midnight . Low around 36. South wind around 10 mph. Chance of precipitation is 100%.

    Low: 36 °F

    Rain and
    Patchy Fog

  • Sunday

    Sunday: Rain likely, mainly before 10am. Patchy fog before 9am. Snow level 6400 feet rising to 7100 feet in the afternoon. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 53. South wind around 10 mph. Chance of precipitation is 60%.

    High: 53 °F

    Rain Likely
    and Patchy
    Fog

  • Sunday Night

    Sunday Night: A 30 percent chance of rain after 4am. Snow level 7000 feet. Mostly cloudy, with a low around 32. West wind around 5 mph becoming south in the evening.

    Low: 32 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday

    Monday: Rain likely, mainly after 10am. Snow level 6400 feet. Mostly cloudy, with a high near 52. South wind around 10 mph. Chance of precipitation is 70%.

    High: 52 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain and snow likely, mainly before 10pm. Snow level 5500 feet. Mostly cloudy, with a low around 30. West wind around 5 mph becoming north after midnight. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 30 °F

    Rain/Snow
    Likely

  • Tuesday

    Tuesday: A chance of rain and snow before 1pm, then a slight chance of rain. Snow level 5300 feet rising to 6000 feet in the afternoon. Mostly cloudy, with a high near 50. North wind around 5 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 50 °F

    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A slight chance of rain before 10pm, then a slight chance of rain and snow. Snow level 6000 feet. Mostly cloudy, with a low around 28. Chance of precipitation is 20%.

    Low: 28 °F

    Slight Chance
    Rain/Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 4am. Snow level 6600 feet. Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Tonight
Rain. Patchy fog before 1am, then patchy fog after 2am. Snow level 9400 feet lowering to 7100 feet after midnight . Low around 36. South wind around 10 mph. Chance of precipitation is 100%.
Sunday
Rain likely, mainly before 10am. Patchy fog before 9am. Snow level 6400 feet rising to 7100 feet in the afternoon. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 53. South wind around 10 mph. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of rain after 4am. Snow level 7000 feet. Mostly cloudy, with a low around 32. West wind around 5 mph becoming south in the evening.
Monday
Rain likely, mainly after 10am. Snow level 6400 feet. Mostly cloudy, with a high near 52. South wind around 10 mph. Chance of precipitation is 70%.
Monday Night
Rain and snow likely, mainly before 10pm. Snow level 5500 feet. Mostly cloudy, with a low around 30. West wind around 5 mph becoming north after midnight. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tuesday
A chance of rain and snow before 1pm, then a slight chance of rain. Snow level 5300 feet rising to 6000 feet in the afternoon. Mostly cloudy, with a high near 50. North wind around 5 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday Night
A slight chance of rain before 10pm, then a slight chance of rain and snow. Snow level 6000 feet. Mostly cloudy, with a low around 28. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 54.
Wednesday Night
A slight chance of rain after 4am. Snow level 6600 feet. Partly cloudy, with a low around 28.
Thursday
A chance of rain, mainly after 10am. Snow level 6300 feet. Partly sunny, with a high near 52.
Thursday Night
A chance of rain. Snow level 6000 feet. Mostly cloudy, with a low around 28.
Friday
A slight chance of rain. Snow level 5800 feet rising to 6400 feet in the afternoon. Partly sunny, with a high near 50.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Sunny, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chalfant CA
 37.54°N 118.38°W (Elev. 4298 ft)
Last Update:
1:56 pm PST Nov 15, 2025
Forecast Valid:
6pm PST Nov 15, 2025-6pm PST Nov 22, 2025
 
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Additional Resources

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