High-Impact and Far-Reaching Winter Storm Continues; Cold Expands and Persists

A major winter storm will shift its impacts into the Northeast U.S. with heavy snow through tonight while over the Mid-Atlantic, sleet and freezing rain will diminish. Extremely cold air behind the storm will prolong dangerous travel and infrastructure impacts. Sub-zero low temperatures are expected nearly every morning from the Northern Plains through the Ohio Valley and into the Northeast. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

29°F

-2°C

Humidity 93%
Wind Speed W 0 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 25 Jan 10:52 PM PST
Extended Forecast for

14 Miles SE Agness OR

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. South southeast wind around 5 mph.

    Low: 40 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 52. Southeast wind around 6 mph becoming south southwest in the afternoon.

    High: 52 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43. Southeast wind around 5 mph.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Rain likely, mainly after 4pm.  Snow level 4500 feet rising to 5200 feet in the afternoon. Mostly cloudy, with a high near 52. South wind 9 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%.

    High: 52 °F

    Slight Chance
    Rain then
    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain.  Low around 46. South wind around 8 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain.  Snow level 5400 feet. Partly sunny, with a high near 51.

    High: 51 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain, mainly before 10am.  Partly sunny, with a high near 55.

    High: 55 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A slight chance of rain.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 40. South southeast wind around 5 mph.
Monday
Mostly cloudy, with a high near 52. Southeast wind around 6 mph becoming south southwest in the afternoon.
Monday Night
Partly cloudy, with a low around 43. Southeast wind around 5 mph.
Tuesday
Rain likely, mainly after 4pm. Snow level 4500 feet rising to 5200 feet in the afternoon. Mostly cloudy, with a high near 52. South wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Tuesday Night
Rain. Low around 46. South wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 50 percent chance of rain. Snow level 5400 feet. Partly sunny, with a high near 51.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 44.
Thursday
A chance of rain, mainly before 10am. Partly sunny, with a high near 55.
Thursday Night
A slight chance of rain. Mostly cloudy, with a low around 47.
Friday
A chance of rain. Mostly cloudy, with a high near 56.
Friday Night
A chance of rain. Mostly cloudy, with a low around 48.
Saturday
A chance of rain. Mostly cloudy, with a high near 56.
Saturday Night
Rain likely. Mostly cloudy, with a low around 47.
Sunday
Rain likely. Partly sunny, with a high near 54.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SE Agness OR
 42.42°N 123.87°W (Elev. 2461 ft)
10:01 pm PST Jan 25, 2026
11pm PST Jan 25, 2026-6pm PST Feb 1, 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