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

24°F

-4°C

Humidity 96%
Wind Speed SW 1 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Last update 24 Jan 04:52 AM PST
Extended Forecast for

14 Miles SE Agness OR

  • Today

    Today: Sunny, with a high near 52. East wind 9 to 14 mph, with gusts as high as 20 mph.

    High: 52 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 40. East wind 9 to 13 mph, with gusts as high as 18 mph.

    Low: 40 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 51. East southeast wind 5 to 8 mph becoming south in the afternoon.

    High: 51 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 43. South wind around 5 mph.

    Low: 43 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 52. South southwest wind around 6 mph.

    High: 52 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 10 percent chance of rain after 4pm.  Snow level 4800 feet. Partly sunny, with a high near 53.

    High: 53 °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 43.

    Low: 43 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain.  Snow level 5300 feet. Mostly cloudy, with a high near 51.

    High: 51 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 52. East wind 9 to 14 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 40. East wind 9 to 13 mph, with gusts as high as 18 mph.
Sunday
Mostly cloudy, with a high near 51. East southeast wind 5 to 8 mph becoming south in the afternoon.
Sunday Night
Mostly cloudy, with a low around 43. South wind around 5 mph.
Monday
Partly sunny, with a high near 52. South southwest wind around 6 mph.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
A 10 percent chance of rain after 4pm. Snow level 4800 feet. Partly sunny, with a high near 53.
Tuesday Night
A chance of rain, mainly after 10pm. Snow level 5500 feet. Mostly cloudy, with a low around 43.
Wednesday
A chance of rain. Snow level 5300 feet. Mostly cloudy, with a high near 51.
Wednesday Night
A chance of rain, mainly before 10pm. Snow level 5500 feet. Mostly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 54.
Thursday Night
Mostly cloudy, with a low around 44.
Friday
Partly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SE Agness OR
 42.42°N 123.87°W (Elev. 2461 ft)
3:41 am PST Jan 24, 2026
5am 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