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 >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10375°NLon: 123.68508°WElev: 1389.0ft.

NA

47°F

8°C

Humidity 97%
Wind Speed W 1 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 15 Nov 01:52 AM PST
Extended Forecast for

13 Miles W Happy Camp CA

  • Overnight

    Overnight: Cloudy, with a low around 39. East northeast wind around 5 mph.

    Low: 39 °F

    Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 50. East northeast wind 5 to 8 mph.

    High: 50 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after 4am.  Snow level 8900 feet. Partly cloudy, with a low around 38. Northeast wind around 6 mph becoming light and variable.

    Low: 38 °F

    Partly Cloudy
    then Chance
    Rain

  • Sunday

    Sunday: Rain, mainly after 10am.  Snow level 7500 feet. High near 41. South southwest wind 8 to 10 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 41 °F

    Rain

  • Sunday Night

    Sunday Night: Rain before 1am, then snow.  Snow level 6600 feet lowering to 6000 feet after midnight . Low around 35. Northwest wind around 11 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain then
    Rain/Snow

  • Monday

    Monday: Snow likely, mainly before 4pm.  Mostly cloudy, with a high near 37. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 37 °F

    Snow Likely

  • Monday Night

    Monday Night: A 30 percent chance of snow before 10pm.  Mostly cloudy, with a low around 33. Little or no snow accumulation expected.

    Low: 33 °F

    Chance Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A slight chance of snow after 10am.  Mostly sunny, with a high near 37.

    High: 37 °F

    Slight Chance
    Snow

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

Detailed Forecast

Overnight
Cloudy, with a low around 39. East northeast wind around 5 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 50. East northeast wind 5 to 8 mph.
Saturday Night
A 30 percent chance of rain after 4am. Snow level 8900 feet. Partly cloudy, with a low around 38. Northeast wind around 6 mph becoming light and variable.
Sunday
Rain, mainly after 10am. Snow level 7500 feet. High near 41. South southwest wind 8 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain before 1am, then snow. Snow level 6600 feet lowering to 6000 feet after midnight . Low around 35. Northwest wind around 11 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Monday
Snow likely, mainly before 4pm. Mostly cloudy, with a high near 37. Chance of precipitation is 70%. Little or no snow accumulation expected.
Monday Night
A 30 percent chance of snow before 10pm. Mostly cloudy, with a low around 33. Little or no snow accumulation expected.
Tuesday
A slight chance of snow after 10am. Mostly sunny, with a high near 37.
Tuesday Night
Mostly clear, with a low around 31.
Wednesday
A chance of snow between 10am and 1pm, then rain and snow likely. Partly sunny, with a high near 39.
Wednesday Night
Rain and snow. Cloudy, with a low around 31.
Thursday
Snow. Mostly cloudy, with a high near 35.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 33.
Friday
A chance of rain and snow. Mostly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles W Happy Camp CA
 41.84°N 123.61°W (Elev. 5978 ft)
12:31 am PST Nov 15, 2025
2am PST Nov 15, 2025-6pm PST Nov 21, 2025
 
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Additional Resources

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