Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East; Severe Storm Threat in the Gulf States Sunday

A significant winter storm is underway, bringing widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Extremely cold air will follow, prolonging dangerous travel and infrastructure impacts into next week. Severe thunderstorms may produce damaging gusts and tornadoes across the eastern Gulf Coast states Sunday morning and afternoon. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

32°F

0°C

Humidity 86%
Wind Speed E 0 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 25 Jan 09:52 AM PST
Extended Forecast for

8 Miles WNW Illinois Valley OR

  • Today

    Today: Mostly cloudy, with a high near 49. South southwest wind 6 to 8 mph.

    High: 49 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. South southwest wind 6 to 9 mph.

    Low: 39 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 49. Southeast wind 6 to 8 mph becoming southwest in the afternoon.

    High: 49 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38. Southeast wind 5 to 7 mph.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain after 4pm.  Snow level 4200 feet rising to 5000 feet in the afternoon. Partly sunny, with a high near 49. East wind 7 to 11 mph becoming south in the afternoon.

    High: 49 °F

    Partly Sunny
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 10pm.  Snow level 5600 feet. Mostly cloudy, with a low around 40. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain Likely

  • Wednesday

    Wednesday: A 50 percent chance of rain.  Snow level 5500 feet. Mostly cloudy, with a high near 47.

    High: 47 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain.  Snow level 5800 feet. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain, mainly before 10am.  Partly sunny, with a high near 50.

    High: 50 °F

    Chance Rain

Detailed Forecast

Today
Mostly cloudy, with a high near 49. South southwest wind 6 to 8 mph.
Tonight
Mostly cloudy, with a low around 39. South southwest wind 6 to 9 mph.
Monday
Partly sunny, with a high near 49. Southeast wind 6 to 8 mph becoming southwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 38. Southeast wind 5 to 7 mph.
Tuesday
A 30 percent chance of rain after 4pm. Snow level 4200 feet rising to 5000 feet in the afternoon. Partly sunny, with a high near 49. East wind 7 to 11 mph becoming south in the afternoon.
Tuesday Night
Rain likely, mainly after 10pm. Snow level 5600 feet. Mostly cloudy, with a low around 40. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 50 percent chance of rain. Snow level 5500 feet. Mostly cloudy, with a high near 47.
Wednesday Night
A chance of rain. Snow level 5800 feet. Mostly cloudy, with a low around 40.
Thursday
A chance of rain, mainly before 10am. Partly sunny, with a high near 50.
Thursday Night
A slight chance of rain before 10pm, then a slight chance of rain after 4am. Mostly cloudy, with a low around 42.
Friday
A chance of rain. Snow level 6100 feet. Mostly cloudy, with a high near 52.
Friday Night
A chance of rain. Mostly cloudy, with a low around 43.
Saturday
A chance of rain. Partly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles WNW Illinois Valley OR
 42.14°N 123.81°W (Elev. 3209 ft)
9:41 am PST Jan 25, 2026
10am PST Jan 25, 2026-6pm PST Jan 31, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database