Major Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold in the North-Central U.S.

A large, long-duration winter storm is expected to bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies/Plains into the Mid-South beginning Friday, spreading eastward to the Mid-Atlantic and New England this weekend. An Arctic front will bring frigid temperatures and gusty winds that will lead to dangerous wind chills from the Northern Plains and Upper Midwest. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

34°F

1°C

Humidity 98%
Wind Speed NE 1 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 22 Jan 11:52 AM PST
Extended Forecast for

9 Miles WNW Illinois Valley OR

Air Stagnation Advisory January 22, 12:22pm until January 23, 04:00pm
Freezing Fog Advisory January 22, 12:22pm until January 23, 12:00pm
Click here for hazard details and duration
Air Stagnation Advisory
Freezing Fog Advisory
  •  
    Air Stagnation Advisory January 22, 12:22pm until January 23, 04:00pm
    Freezing Fog Advisory January 22, 12:22pm until January 23, 12:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 54 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 36. Northeast wind 7 to 10 mph.

    Low: 36 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 46. Northeast wind around 11 mph.

    High: 46 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 35. East northeast wind around 14 mph, with gusts as high as 21 mph.

    Low: 35 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 48. East northeast wind 11 to 15 mph, with gusts as high as 23 mph.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 54. Northeast wind 3 to 5 mph.
Tonight
Mostly clear, with a low around 36. Northeast wind 7 to 10 mph.
Friday
Sunny, with a high near 46. Northeast wind around 11 mph.
Friday Night
Clear, with a low around 35. East northeast wind around 14 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 48. East northeast wind 11 to 15 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Partly sunny, with a high near 48.
Sunday Night
Mostly cloudy, with a low around 36.
Monday
Partly sunny, with a high near 47.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
A slight chance of rain. Snow level 5000 feet. Partly sunny, with a high near 49.
Tuesday Night
A chance of rain. Snow level 5800 feet. Mostly cloudy, with a low around 41.
Wednesday
Rain likely. Snow level 5900 feet. Mostly cloudy, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WNW Illinois Valley OR
 42.15°N 123.85°W (Elev. 3356 ft)
9:40 am PST Jan 22, 2026
12pm PST Jan 22, 2026-6pm PST Jan 28, 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