Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

26°F

-3°C

Humidity 97%
Wind Speed SSW 1 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Last update 24 Jan 03:52 AM PST
Extended Forecast for

9 Miles WNW Illinois Valley OR

  • Today

    Today: Sunny, with a high near 47. Breezy, with an east northeast wind 14 to 22 mph, with gusts as high as 33 mph.

    High: 47 °F

    Sunny and
    Breezy then
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 37. East southeast wind 13 to 17 mph, with gusts as high as 26 mph.

    Low: 37 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 47. South southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 47 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 38. South wind around 6 mph.

    Low: 38 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 48. Southeast wind around 7 mph becoming southwest in the afternoon.

    High: 48 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 10 percent chance of rain after 4pm.  Snow level 4900 feet. Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain, mainly after 10pm.  Snow level 5500 feet. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain.  Snow level 5300 feet. Mostly cloudy, with a high near 46.

    High: 46 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 47. Breezy, with an east northeast wind 14 to 22 mph, with gusts as high as 33 mph.
Tonight
Increasing clouds, with a low around 37. East southeast wind 13 to 17 mph, with gusts as high as 26 mph.
Sunday
Mostly cloudy, with a high near 47. South southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 38. South wind around 6 mph.
Monday
Partly sunny, with a high near 48. Southeast wind around 7 mph becoming southwest in the afternoon.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
A 10 percent chance of rain after 4pm. Snow level 4900 feet. Partly sunny, with a high near 50.
Tuesday Night
A chance of rain, mainly after 10pm. Snow level 5500 feet. Mostly cloudy, with a low around 39.
Wednesday
A chance of rain. Snow level 5300 feet. Mostly cloudy, with a high near 46.
Wednesday Night
A chance of rain, mainly before 10pm. Snow level 5500 feet. Mostly cloudy, with a low around 38.
Thursday
Mostly sunny, with a high near 50.
Thursday Night
Mostly cloudy, with a low around 41.
Friday
Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WNW Illinois Valley OR
 42.15°N 123.85°W (Elev. 3356 ft)
3:41 am PST Jan 24, 2026
4am PST Jan 24, 2026-6pm PST Jan 30, 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