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

11 Miles ESE Illinois Valley OR

  • Overnight

    Overnight: Cloudy, with a steady temperature around 44. Southeast wind around 5 mph.

    Low: 44 °F

    Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 51. East wind 3 to 6 mph.

    High: 51 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after 4am.  Partly cloudy, with a low around 40. South wind around 6 mph.

    Low: 40 °F

    Partly Cloudy
    then Chance
    Rain

  • Sunday

    Sunday: Rain, mainly after 10am.  Snow level 7100 feet rising to 7600 feet in the afternoon. High near 45. South wind 7 to 10 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Rain

  • Sunday Night

    Sunday Night: Rain.  Snow level 6700 feet lowering to 5700 feet after midnight . Low around 35. South southeast wind 8 to 11 mph becoming west northwest after midnight.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 35 °F

    Rain

  • Monday

    Monday: Rain and snow likely, mainly before 4pm.  Snow level 5300 feet. Mostly cloudy, with a high near 40. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow
    Likely

  • Monday Night

    Monday Night: A chance of rain and snow before 10pm.  Mostly cloudy, with a low around 33. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 33 °F

    Chance
    Rain/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: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Overnight
Cloudy, with a steady temperature around 44. Southeast wind around 5 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 51. East wind 3 to 6 mph.
Saturday Night
A 30 percent chance of rain after 4am. Partly cloudy, with a low around 40. South wind around 6 mph.
Sunday
Rain, mainly after 10am. Snow level 7100 feet rising to 7600 feet in the afternoon. High near 45. South wind 7 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain. Snow level 6700 feet lowering to 5700 feet after midnight . Low around 35. South southeast wind 8 to 11 mph becoming west northwest after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain and snow likely, mainly before 4pm. Snow level 5300 feet. Mostly cloudy, with a high near 40. Chance of precipitation is 70%. Little or no snow accumulation expected.
Monday Night
A chance of rain and snow before 10pm. Mostly cloudy, with a low around 33. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday
A slight chance of snow after 10am. Mostly sunny, with a high near 37.
Tuesday Night
Partly cloudy, with a low around 33.
Wednesday
A chance of rain and snow between 10am and 1pm, then rain likely. Snow level rising to 6200 feet in the afternoon. Partly sunny, with a high near 40.
Wednesday Night
Rain and snow. Snow level 6100 feet lowering to 5300 feet after midnight . Cloudy, with a low around 32.
Thursday
Snow. Mostly cloudy, with a high near 38.
Thursday Night
A chance of rain and snow. Snow level 5300 feet. Mostly cloudy, with a low around 34.
Friday
A chance of rain and snow. Snow level 5400 feet rising to 6000 feet in the afternoon. Mostly sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ESE Illinois Valley OR
 42.03°N 123.48°W (Elev. 5197 ft)
12:31 am PST Nov 15, 2025
2am PST Nov 15, 2025-6pm PST Nov 21, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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