Tracking Two Storms Impacting the Northern U.S. Through Thanksgiving and into This Weekend

Heavy lake effect snow, gusty winds, and localized blizzard conditions will persist through Thanksgiving near and downwind of the Great Lakes. Rain and mountain snow are forecast for the Pacific Northwest. Confidence is increasing for another winter storm to develop over the northern and central Rockies Friday and track across the central Plains through the Midwest and Great Lakes this weekend. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

37°F

3°C

Humidity 98%
Wind Speed N 1 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 27 Nov 07:52 AM PST
Extended Forecast for

17 Miles SSE Agness OR

  • Thanksgiving Day

    Thanksgiving Day: Rain likely, mainly before 1pm.  Mostly cloudy, with a high near 45. South southwest wind 11 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Rain Likely

  • Tonight

    Tonight: A 40 percent chance of rain.  Snow level 5200 feet. Mostly cloudy, with a low around 41. South southwest wind 8 to 13 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Chance Rain

  • Friday

    Friday: A 30 percent chance of rain before 10am.  Snow level 5300 feet. Partly sunny, with a high near 47. East northeast wind around 5 mph.

    High: 47 °F

    Chance Rain
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39. East wind around 9 mph.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 49. North northeast wind around 7 mph.

    High: 49 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 10pm.  Mostly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

Detailed Forecast

Thanksgiving Day
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 45. South southwest wind 11 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 40 percent chance of rain. Snow level 5200 feet. Mostly cloudy, with a low around 41. South southwest wind 8 to 13 mph, with gusts as high as 20 mph.
Friday
A 30 percent chance of rain before 10am. Snow level 5300 feet. Partly sunny, with a high near 47. East northeast wind around 5 mph.
Friday Night
Partly cloudy, with a low around 39. East wind around 9 mph.
Saturday
Mostly sunny, with a high near 49. North northeast wind around 7 mph.
Saturday Night
A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 43.
Monday
Sunny, with a high near 52.
Monday Night
A slight chance of rain after 10pm. Partly cloudy, with a low around 44.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 49.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Mostly sunny, with a high near 45.
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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 27, 2025
8am PST Nov 27, 2025-6pm PST Dec 3, 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