Arctic Air for the Northeast and Mid-Atlantic; Increase Moisture for Pacific Northwest; Active Pattern for Hawaii

An arctic cold front will impact the Great Lakes, Northeast and mid-Atlantic. Snow showers and squalls will accompany this system with increasing winds and falling temperatures. Damaging wind gusts may result in tree damage and power outages. Meanwhile, moisture returns for the Pacific Northwest and Hawaii this weekend with both coverage and intensity of rainfall and higher elevation snows. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

57°F

14°C

Humidity 57%
Wind Speed W 5 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 07 Feb 06:52 PM PST
Extended Forecast for

16 Miles SE Agness OR

  • Tonight

    Tonight: Rain.  Low around 49. Southeast wind 8 to 11 mph, with gusts as high as 18 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 49 °F

    Rain

  • Sunday

    Sunday: Rain, mainly after 4pm. The rain could be heavy at times.  High near 54. South southeast wind 10 to 13 mph becoming west in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 54 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: Rain, mainly before 4am.  Snow level 4700 feet lowering to 4100 feet after midnight . Low around 40. West southwest wind 6 to 8 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Rain then
    Rain Likely

  • Monday

    Monday: A 30 percent chance of rain before 10am.  Snow level 3900 feet. Mostly sunny, with a high near 54. Northeast wind 3 to 6 mph.

    High: 54 °F

    Chance Rain
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38. Northeast wind around 7 mph.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 10am.  Snow level 3400 feet rising to 3900 feet in the afternoon. Partly sunny, with a high near 54.

    High: 54 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain.  Snow level 3800 feet. Partly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: A slight chance of rain.  Snow level 3300 feet rising to 4100 feet in the afternoon. Mostly sunny, with a high near 55.

    High: 55 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain. Low around 49. Southeast wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday
Rain, mainly after 4pm. The rain could be heavy at times. High near 54. South southeast wind 10 to 13 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Sunday Night
Rain, mainly before 4am. Snow level 4700 feet lowering to 4100 feet after midnight . Low around 40. West southwest wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 30 percent chance of rain before 10am. Snow level 3900 feet. Mostly sunny, with a high near 54. Northeast wind 3 to 6 mph.
Monday Night
Mostly cloudy, with a low around 38. Northeast wind around 7 mph.
Tuesday
A 20 percent chance of rain after 10am. Snow level 3400 feet rising to 3900 feet in the afternoon. Partly sunny, with a high near 54.
Tuesday Night
A 20 percent chance of rain. Snow level 3800 feet. Partly cloudy, with a low around 36.
Wednesday
A slight chance of rain. Snow level 3300 feet rising to 4100 feet in the afternoon. Mostly sunny, with a high near 55.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
A slight chance of rain after 10am. Snow level 3500 feet rising to 4300 feet in the afternoon. Partly sunny, with a high near 56.
Thursday Night
A chance of rain. Snow level 4300 feet. Mostly cloudy, with a low around 39.
Friday
Rain likely. Snow level 3700 feet. Mostly cloudy, with a high near 49.
Friday Night
Rain likely. Snow level 3400 feet lowering to 2900 feet after midnight . Mostly cloudy, with a low around 35.
Saturday
Rain. Snow level 2500 feet rising to 3000 feet in the afternoon. Mostly cloudy, with a high near 47.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SE Agness OR
 42.38°N 123.82°W (Elev. 1316 ft)
3:41 pm PST Feb 7, 2026
7pm PST Feb 7, 2026-6pm PST Feb 14, 2026
 
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