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

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

44°F

7°C

Humidity 98%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 03 Jan 03:52 AM PST
Extended Forecast for

11 Miles WSW Wilderville OR

  • Overnight

    Overnight: Rain likely, possibly mixed with snow before 5am, then a chance of rain. Snow level 5000 feet. Mostly cloudy, with a low around 38. Breezy, with a south wind around 22 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 38 °F

    Rain/Snow
    Likely and
    Breezy

  • Saturday

    Saturday: Rain before 2pm, then rain, possibly mixed with snow between 2pm and 3pm, then rain after 3pm. Snow level 4800 feet rising to 5300 feet in the afternoon. High near 41. Breezy, with a south wind 18 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 41 °F

    Rain Likely
    then
    Rain/Snow and
    Breezy

  • Saturday Night

    Saturday Night: Rain before 2am, then rain, possibly mixed with snow. Snow level 5700 feet lowering to 4800 feet after midnight . Low around 34. Windy, with a south southwest wind 29 to 32 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 34 °F

    Windy. Rain
    then
    Rain/Snow

  • Sunday

    Sunday: Snow. High near 37. South southwest wind 18 to 21 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Snow

  • Sunday Night

    Sunday Night: Snow. Low around 34. South southwest wind 13 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 34 °F

    Snow

  • Monday

    Monday: Snow likely, mainly before 10am. Mostly cloudy, with a high near 36. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 36 °F

    Snow Likely

  • Monday Night

    Monday Night: A 20 percent chance of snow before 10pm. Mostly cloudy, with a low around 31.

    Low: 31 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Tuesday

    Tuesday: Snow likely, mainly after 4pm. Mostly cloudy, with a high near 37.

    High: 37 °F

    Snow Likely

  • Tuesday Night

    Tuesday Night: Snow. Cloudy, with a low around 34.

    Low: 34 °F

    Snow

Detailed Forecast

Overnight
Rain likely, possibly mixed with snow before 5am, then a chance of rain. Snow level 5000 feet. Mostly cloudy, with a low around 38. Breezy, with a south wind around 22 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
Rain before 2pm, then rain, possibly mixed with snow between 2pm and 3pm, then rain after 3pm. Snow level 4800 feet rising to 5300 feet in the afternoon. High near 41. Breezy, with a south wind 18 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Saturday Night
Rain before 2am, then rain, possibly mixed with snow. Snow level 5700 feet lowering to 4800 feet after midnight . Low around 34. Windy, with a south southwest wind 29 to 32 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Sunday
Snow. High near 37. South southwest wind 18 to 21 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Sunday Night
Snow. Low around 34. South southwest wind 13 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Monday
Snow likely, mainly before 10am. Mostly cloudy, with a high near 36. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Monday Night
A 20 percent chance of snow before 10pm. Mostly cloudy, with a low around 31.
Tuesday
Snow likely, mainly after 4pm. Mostly cloudy, with a high near 37.
Tuesday Night
Snow. Cloudy, with a low around 34.
Wednesday
Snow. Mostly cloudy, with a high near 35.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 31.
Thursday
A chance of snow. Partly sunny, with a high near 35.
Thursday Night
Mostly cloudy, with a low around 29.
Friday
Partly sunny, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WSW Wilderville OR
 42.34°N 123.66°W (Elev. 4183 ft)
Last Update:
3:41 am PST Jan 3, 2026
Forecast Valid:
4am PST Jan 3, 2026-6pm PST Jan 9, 2026
 
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Additional Resources

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