Lake Effect Snow in the Lower Great Lakes; Rain and High Elevation Snow in the West

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest Thursday afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10386°NLon: 123.68519°WElev: 1389.0ft.

NA

48°F

9°C

Humidity 82%
Wind Speed E 0 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 11 Feb 07:52 PM PST
Extended Forecast for

7 Miles SW Illinois Valley OR

  • Tonight

    Tonight: Mostly clear, with a low around 37. West northwest wind 3 to 6 mph.

    Low: 37 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 53. Light and variable wind.

    High: 53 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35. North northwest wind around 5 mph becoming light and variable  in the evening.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 50. Calm wind becoming west around 5 mph in the afternoon.

    High: 50 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of rain.  Snow level 4400 feet. Mostly cloudy, with a low around 36. Light and variable wind.

    Low: 36 °F

    Chance Rain

  • Saturday

    Saturday: Rain.  Snow level 4200 feet rising to 4700 feet in the afternoon. High near 46. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Rain

  • Saturday Night

    Saturday Night: Rain.  Snow level 4600 feet. Low around 35. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 35 °F

    Rain

  • Sunday

    Sunday: Rain likely.  Snow level 4300 feet. Mostly cloudy, with a high near 47.

    High: 47 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain likely, mainly after 4am.  Snow level 4200 feet. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 37. West northwest wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 53. Light and variable wind.
Thursday Night
Partly cloudy, with a low around 35. North northwest wind around 5 mph becoming light and variable in the evening.
Friday
Partly sunny, with a high near 50. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
A 40 percent chance of rain. Snow level 4400 feet. Mostly cloudy, with a low around 36. Light and variable wind.
Saturday
Rain. Snow level 4200 feet rising to 4700 feet in the afternoon. High near 46. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain. Snow level 4600 feet. Low around 35. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain likely. Snow level 4300 feet. Mostly cloudy, with a high near 47.
Sunday Night
Rain likely, mainly after 4am. Snow level 4200 feet. Mostly cloudy, with a low around 33.
Washington's Birthday
Rain, possibly mixed with snow. Snow level 3500 feet. Mostly cloudy, with a high near 42.
Monday Night
Rain and snow. Snow level 3000 feet lowering to 2400 feet after midnight . Cloudy, with a low around 30.
Tuesday
Rain and snow. Cloudy, with a high near 41.
Tuesday Night
Rain and snow. Mostly cloudy, with a low around 29.
Wednesday
Rain and snow. Snow level rising to 3000 feet in the afternoon. Mostly cloudy, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SW Illinois Valley OR
 42.03°N 123.78°W (Elev. 2428 ft)
4:22 pm PST Feb 11, 2026
8pm PST Feb 11, 2026-6pm PST Feb 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database