Prolonged Extreme Cold; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the Gulf Coast, upper Ohio Valley, Mid-Atlantic, and Southeast U.S. into this weekend. A rapidly deepening storm centered just off the North Carolina coast Friday night through Saturday night will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

34°F

1°C

Humidity 99%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 30 Jan 04:52 AM PST
Extended Forecast for

7 Miles SW Illinois Valley OR

  • Today

    Today: Partly sunny, with a high near 55. South southwest wind 9 to 11 mph.

    High: 55 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. West wind around 6 mph becoming southeast in the evening.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 58. South southwest wind 6 to 9 mph.

    High: 58 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Rain, mainly after 4am.  Low around 41. Southwest wind around 10 mph.  Chance of precipitation is 80%.

    Low: 41 °F

    Chance Rain
    then Rain

  • Sunday

    Sunday: Rain, mainly before 4pm.  High near 49. South southwest wind around 10 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Rain

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 10pm.  Snow level 4900 feet. Partly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 55. South southwest wind 9 to 11 mph.
Tonight
Mostly cloudy, with a low around 41. West wind around 6 mph becoming southeast in the evening.
Saturday
Partly sunny, with a high near 58. South southwest wind 6 to 9 mph.
Saturday Night
Rain, mainly after 4am. Low around 41. Southwest wind around 10 mph. Chance of precipitation is 80%.
Sunday
Rain, mainly before 4pm. High near 49. South southwest wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 20 percent chance of rain before 10pm. Snow level 4900 feet. Partly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 54.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Sunny, with a high near 60.
Tuesday Night
Partly cloudy, with a low around 40.
Wednesday
Mostly sunny, with a high near 62.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SW Illinois Valley OR
 42.03°N 123.78°W (Elev. 2428 ft)
5:32 am PST Jan 30, 2026
5am PST Jan 30, 2026-6pm PST Feb 5, 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