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

43°F

6°C

Humidity 98%
Wind Speed NE 0 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 15 Nov 05:52 AM PST
Extended Forecast for

17 Miles SSE Agness OR

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a high near 60. Calm wind becoming east around 6 mph in the afternoon.

    High: 60 °F

    Gradual
    Clearing

  • Tonight

    Tonight: Rain likely after 4am.  Partly cloudy, with a low around 44. Northeast wind 5 to 7 mph becoming calm  after midnight.  Chance of precipitation is 60%.

    Low: 44 °F

    Partly Cloudy
    then Rain
    Likely

  • Sunday

    Sunday: Rain.  Steady temperature around 45. South wind 5 to 10 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 45 °F

    Rain

  • Sunday Night

    Sunday Night: Rain.  Low around 44. North wind around 10 mph becoming south southwest in the evening.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 44 °F

    Rain

  • Monday

    Monday: Rain, mainly before 4pm.  Snow level 5100 feet. High near 46. North wind around 8 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Rain

  • Monday Night

    Monday Night: A 40 percent chance of rain, mainly before 10pm.  Snow level 4800 feet. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly after 10am.  Snow level 4400 feet. Mostly sunny, with a high near 47.

    High: 47 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain after 4am.  Snow level 4600 feet. Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: A chance of rain, mainly after 10am.  Snow level 5200 feet rising to 6100 feet in the afternoon. Partly sunny, with a high near 48.

    High: 48 °F

    Chance Rain

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a high near 60. Calm wind becoming east around 6 mph in the afternoon.
Tonight
Rain likely after 4am. Partly cloudy, with a low around 44. Northeast wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 60%.
Sunday
Rain. Steady temperature around 45. South wind 5 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain. Low around 44. North wind around 10 mph becoming south southwest in the evening. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain, mainly before 4pm. Snow level 5100 feet. High near 46. North wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 40 percent chance of rain, mainly before 10pm. Snow level 4800 feet. Mostly cloudy, with a low around 40.
Tuesday
A 30 percent chance of rain, mainly after 10am. Snow level 4400 feet. Mostly sunny, with a high near 47.
Tuesday Night
A slight chance of rain after 4am. Snow level 4600 feet. Mostly clear, with a low around 37.
Wednesday
A chance of rain, mainly after 10am. Snow level 5200 feet rising to 6100 feet in the afternoon. Partly sunny, with a high near 48.
Wednesday Night
Rain. Snow level 6000 feet lowering to 5300 feet after midnight . Cloudy, with a low around 42.
Thursday
Rain. Snow level 5000 feet. Mostly cloudy, with a high near 45.
Thursday Night
A chance of rain. Snow level 5400 feet. Mostly cloudy, with a low around 40.
Friday
A chance of rain. Partly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles SSE Agness OR
 42.32°N 123.96°W (Elev. 2408 ft)
3:40 am PST Nov 15, 2025
6am PST Nov 15, 2025-6pm PST Nov 21, 2025
 
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Additional Resources

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