Pacific Storm Moves Inland; Clipper System for the Northeast; Strong Storm Impacting Alaska

A Pacific system will bring low elevation rain and isolated thunderstorms to California tonight. Heavy snow is expected for the Sierra Nevada through late tomorrow. In the Northeast, snow may cause hazardous travel this evening into tomorrow. In Alaska, a powerful storm will bring dangerous seas, blizzard conditions, strong winds and bitterly cold across the state through mid-week. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

38°F

3°C

Humidity 99%
Wind Speed WNW 1 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 10 Feb 11:52 PM PST
Extended Forecast for

16 Miles SE Agness OR

  • Overnight

    Overnight: A 20 percent chance of rain after 5am.  Partly cloudy, with a low around 41. East northeast wind around 6 mph.

    Low: 41 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: A slight chance of rain before 8am, then a chance of rain after 10am.  Mostly sunny, with a high near 55. East wind 5 to 7 mph.  Chance of precipitation is 30%.

    High: 55 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41. Light northeast wind.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 54. West southwest wind 3 to 5 mph.

    High: 54 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 38. North northwest wind around 6 mph becoming light and variable  after midnight.

    Low: 38 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Rain likely, mainly after 4am.  Snow level 4500 feet. Mostly cloudy, with a low around 42. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain Likely

  • Saturday

    Saturday: Rain.  Snow level 4300 feet. Mostly cloudy, with a high near 46.

    High: 46 °F

    Rain

  • Saturday Night

    Saturday Night: Rain, possibly mixed with snow.  Snow level 3800 feet. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Rain/Snow

Detailed Forecast

Overnight
A 20 percent chance of rain after 5am. Partly cloudy, with a low around 41. East northeast wind around 6 mph.
Wednesday
A slight chance of rain before 8am, then a chance of rain after 10am. Mostly sunny, with a high near 55. East wind 5 to 7 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 41. Light northeast wind.
Thursday
Partly sunny, with a high near 54. West southwest wind 3 to 5 mph.
Thursday Night
Partly cloudy, with a low around 38. North northwest wind around 6 mph becoming light and variable after midnight.
Friday
Mostly cloudy, with a high near 51.
Friday Night
Rain likely, mainly after 4am. Snow level 4500 feet. Mostly cloudy, with a low around 42. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain. Snow level 4300 feet. Mostly cloudy, with a high near 46.
Saturday Night
Rain, possibly mixed with snow. Snow level 3800 feet. Mostly cloudy, with a low around 40.
Sunday
Rain likely, possibly mixed with snow. Snow level 3400 feet. Mostly cloudy, with a high near 45.
Sunday Night
Rain and snow likely. Snow level 3300 feet lowering to 2700 feet after midnight . Mostly cloudy, with a low around 37.
Washington's Birthday
Rain and snow. Mostly cloudy, with a high near 42.
Monday Night
Rain and snow. Cloudy, with a low around 35.
Tuesday
Snow, possibly mixed with rain. Cloudy, with a high near 42.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SE Agness OR
 42.4°N 123.83°W (Elev. 2582 ft)
9:41 pm PST Feb 10, 2026
12am PST Feb 11, 2026-6pm PST Feb 17, 2026
 
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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