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

Tracking a Couple of Storm Systems Across the Country

Showers, along with a few strong to severe thunderstorms, are expected from the Great Lakes, New England and southward into the Ohio and Tennessee Valleys. In the wake of this system, a stronger storm is expected to track from the Pacific Northwest, Plains and through the Eastern U.S. this weekend. Strong winds, showers and a larger drop in temperatures are expected this weekend into Monday. Read More >

Hazardous Weather Conditions

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

53°F

12°C

Humidity 82%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 07 Nov 04:52 PM PST
Extended Forecast for

3 Miles SSW Illinois Valley OR

Dense Fog Advisory November 7, 10:00pm until November 8, 10:00am
Click here for hazard details and duration
Dense Fog Advisory

  • Tonight

    Tonight: Areas of fog after 10pm. Otherwise, partly cloudy, with a low around 39. Light and variable wind.

    Low: 39 °F

    Areas Fog

  • Saturday

    Saturday: Areas of fog before 10am. Otherwise, mostly sunny, with a high near 65. Calm wind.

    High: 65 °F

    Areas Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Areas of dense fog after 10pm. Otherwise, partly cloudy, with a low around 45. Light and variable wind.

    Low: 45 °F

    Areas Dense
    Fog

  • Sunday

    Sunday: Areas of fog before 10am. Otherwise, partly sunny, with a high near 70. Light and variable wind.

    High: 70 °F

    Areas Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Areas of fog after 10pm. Otherwise, mostly cloudy, with a low around 46. Southeast wind 3 to 5 mph.

    Low: 46 °F

    Areas Fog

  • Monday

    Monday: Areas of fog before 10am. Otherwise, partly sunny, with a high near 72.

    High: 72 °F

    Areas Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain after 4am. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Tonight
Areas of fog after 10pm. Otherwise, partly cloudy, with a low around 39. Light and variable wind.
Saturday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 65. Calm wind.
Saturday Night
Areas of dense fog after 10pm. Otherwise, partly cloudy, with a low around 45. Light and variable wind.
Sunday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 70. Light and variable wind.
Sunday Night
Areas of fog after 10pm. Otherwise, mostly cloudy, with a low around 46. Southeast wind 3 to 5 mph.
Monday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 44.
Veterans Day
Mostly sunny, with a high near 70.
Tuesday Night
A slight chance of rain after 4am. Mostly cloudy, with a low around 45.
Wednesday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 68.
Wednesday Night
Rain. Mostly cloudy, with a low around 44.
Thursday
Rain. Cloudy, with a high near 61.
Thursday Night
Rain. Mostly cloudy, with a low around 42.
Friday
Rain likely. Mostly cloudy, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Illinois Valley OR
 42.07°N 123.7°W (Elev. 1512 ft)
Last Update:
5:01 pm PST Nov 7, 2025
Forecast Valid:
5pm PST Nov 7, 2025-6pm PST Nov 14, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation