Tracking Areas of Winter Weather and Heavy Rainfall

A cold front will move through the Great Lakes and Northeast U.S. today, bringing areas of snow and snow squalls which can bring rapid reductions to visibility and slick roads. A storm system will shift from the northern Gulf Coast through the Southeast U.S. today through Friday with areas of heavy to excessive rainfall and light snow further north. Heavy snow is also expected in the Rockies. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

56°F

13°C

Humidity 53%
Wind Speed S 1 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 04 Dec 02:52 PM PST
Extended Forecast for

17 Miles SSE Agness OR

  • This Afternoon

    This Afternoon: A 20 percent chance of rain.  Partly sunny, with a high near 53. North wind around 6 mph.

    High: 53 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Rain likely, mainly after 2am.  Mostly cloudy, with a low around 47. North wind 5 to 7 mph becoming calm  after midnight.  Chance of precipitation is 70%.

    Low: 47 °F

    Chance Rain
    then Rain
    Likely

  • Friday

    Friday: Rain.  High near 49. Southwest wind 3 to 7 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain

  • Friday Night

    Friday Night: Rain.  Low around 46. Southwest wind 6 to 8 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Rain

  • Saturday

    Saturday: A 50 percent chance of rain.  Mostly cloudy, with a high near 48. West southwest wind 5 to 7 mph.

    High: 48 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly after 4am.  Mostly cloudy, with a low around 45. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Rain Likely

  • Sunday

    Sunday: Rain.  High near 49. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly before 10pm.  Mostly cloudy, with a low around 46.

    Low: 46 °F

    Rain Likely

  • Monday

    Monday: A chance of rain.  Mostly cloudy, with a high near 51.

    High: 51 °F

    Chance Rain

Detailed Forecast

This Afternoon
A 20 percent chance of rain. Partly sunny, with a high near 53. North wind around 6 mph.
Tonight
Rain likely, mainly after 2am. Mostly cloudy, with a low around 47. North wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 70%.
Friday
Rain. High near 49. Southwest wind 3 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain. Low around 46. Southwest wind 6 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A 50 percent chance of rain. Mostly cloudy, with a high near 48. West southwest wind 5 to 7 mph.
Saturday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain. High near 49. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 46.
Monday
A chance of rain. Mostly cloudy, with a high near 51.
Monday Night
A chance of rain. Mostly cloudy, with a low around 48.
Tuesday
Rain likely. Mostly cloudy, with a high near 51.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 49.
Wednesday
A chance of rain. Partly sunny, with a high near 53.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 49.
Thursday
A chance of rain. Partly sunny, with a high near 54.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles SSE Agness OR
 42.32°N 123.96°W (Elev. 2408 ft)
2:16 pm PST Dec 4, 2025
3pm PST Dec 4, 2025-6pm PST Dec 11, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database