A Wintry Mix in the Northeast; Rain and High Elevation Snow Returns to California

A clipper system tracking across the U.S./Canadian border will bring snowfall and mixed precipitation across the Northeast. A modest atmospheric river associated with a Pacific system will bring lower elevation/coastal rain, high elevation snow/wintry mix, and gusty winds in California into the Intermountain West. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

31°F

-1°C

Humidity 98%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 10 Feb 01:52 AM PST
Extended Forecast for

Illinois Valley OR

  • Overnight

    Overnight: Mostly cloudy, with a low around 27. North wind around 6 mph.

    Low: 27 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 56. North wind around 6 mph.

    High: 56 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before 4am.  Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 35. North wind around 5 mph becoming calm  in the evening.

    Low: 35 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: A 20 percent chance of rain after 10am.  Mostly sunny, with a high near 54. North northeast wind 3 to 5 mph.

    High: 54 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: Patchy fog before 10pm.  Otherwise, mostly clear, with a low around 29. Calm wind.

    Low: 29 °F

    Patchy Fog
    then Mostly
    Clear

  • Thursday

    Thursday: Patchy fog before noon.  Otherwise, partly sunny, with a high near 53.

    High: 53 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 1am.  Otherwise, partly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: A slight chance of rain after 4pm.  Patchy fog before noon. Snow level 4200 feet rising to 4700 feet in the afternoon.  Otherwise, partly sunny, with a high near 52.

    High: 52 °F

    Patchy Fog
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: A chance of rain, mainly after 10pm.  Snow level 4500 feet. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 27. North wind around 6 mph.
Tuesday
Mostly cloudy, with a high near 56. North wind around 6 mph.
Tuesday Night
A 20 percent chance of rain before 4am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 35. North wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of rain after 10am. Mostly sunny, with a high near 54. North northeast wind 3 to 5 mph.
Wednesday Night
Patchy fog before 10pm. Otherwise, mostly clear, with a low around 29. Calm wind.
Thursday
Patchy fog before noon. Otherwise, partly sunny, with a high near 53.
Thursday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 29.
Friday
A slight chance of rain after 4pm. Patchy fog before noon. Snow level 4200 feet rising to 4700 feet in the afternoon. Otherwise, partly sunny, with a high near 52.
Friday Night
A chance of rain, mainly after 10pm. Snow level 4500 feet. Mostly cloudy, with a low around 32.
Saturday
Rain likely. Snow level 4200 feet. Mostly cloudy, with a high near 44.
Saturday Night
Rain likely, possibly mixed with snow. Snow level 4000 feet lowering to 3400 feet after midnight . Mostly cloudy, with a low around 28.
Sunday
Rain likely, possibly mixed with snow. Snow level 3200 feet. Mostly cloudy, with a high near 44.
Sunday Night
Rain and snow likely. Snow level 3000 feet lowering to 2500 feet after midnight . Mostly cloudy, with a low around 26.
Washington's Birthday
Rain, possibly mixed with snow. Snow level 2200 feet rising to 2800 feet in the afternoon. Mostly cloudy, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
Illinois Valley OR
 42.09°N 123.68°W (Elev. 1394 ft)
2:17 am PST Feb 10, 2026
2am PST Feb 10, 2026-6pm PST Feb 16, 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