Winter Weather Brings Dangerous Travel Conditions Across the Northern U.S.

Heavy lake effect snow will persist downwind of the Great Lakes through early Saturday. Snow squalls with heavy snow and gusty winds will create dangerous travel in the Interior Northeast due to low visibility and slippery roads. A major winter storm will bring moderate to heavy, accumulating snow and gusty winds from the eastern Plains to the western Great Lakes today through Saturday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

37°F

3°C

Humidity 97%
Wind Speed SSE 0 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 28 Nov 09:52 PM PST
Extended Forecast for

9 Miles WSW Illinois Valley OR

  • Tonight

    Tonight: Partly cloudy, with a steady temperature around 41. East wind around 6 mph.

    Low: 41 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 48. West southwest wind 3 to 5 mph.

    High: 48 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 39. Calm wind becoming east northeast around 5 mph after midnight.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 44. Northeast wind 6 to 8 mph.

    High: 44 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 37. East northeast wind 13 to 16 mph, with gusts as high as 24 mph.

    Low: 37 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a steady temperature around 41. East wind around 6 mph.
Saturday
Mostly sunny, with a high near 48. West southwest wind 3 to 5 mph.
Saturday Night
Mostly cloudy, with a low around 39. Calm wind becoming east northeast around 5 mph after midnight.
Sunday
Mostly sunny, with a high near 44. Northeast wind 6 to 8 mph.
Sunday Night
Partly cloudy, with a low around 37. East northeast wind 13 to 16 mph, with gusts as high as 24 mph.
Monday
Mostly sunny, with a high near 47.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Mostly sunny, with a high near 45.
Tuesday Night
Partly cloudy, with a low around 36.
Wednesday
Mostly sunny, with a high near 44. Breezy.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
Mostly sunny, with a high near 47.
Thursday Night
Partly cloudy, with a low around 40.
Friday
A slight chance of rain. Mostly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WSW Illinois Valley OR
 42.04°N 123.85°W (Elev. 3799 ft)
9:40 pm PST Nov 28, 2025
10pm PST Nov 28, 2025-6pm PST Dec 5, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database