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 NNW 0 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 30 Jan 02:52 AM PST
Extended Forecast for

Illinois Valley OR

  • Overnight

    Overnight: Mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 59. South southwest wind 5 to 8 mph.

    High: 59 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 37. Light and variable wind.

    Low: 37 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 60. Light and variable wind.

    High: 60 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of rain after 10pm.  Mostly cloudy, with a low around 38. Southwest wind 3 to 6 mph.

    Low: 38 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely, mainly before 4pm.  Mostly cloudy, with a high near 51. Chance of precipitation is 70%.

    High: 51 °F

    Rain Likely

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 10pm.  Patchy fog after 10pm.  Otherwise, partly cloudy, with a low around 33.

    Low: 33 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 11am.  Otherwise, mostly sunny, with a high near 55.

    High: 55 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 36. Calm wind.
Friday
Partly sunny, with a high near 59. South southwest wind 5 to 8 mph.
Friday Night
Mostly cloudy, with a low around 37. Light and variable wind.
Saturday
Partly sunny, with a high near 60. Light and variable wind.
Saturday Night
A 40 percent chance of rain after 10pm. Mostly cloudy, with a low around 38. Southwest wind 3 to 6 mph.
Sunday
Rain likely, mainly before 4pm. Mostly cloudy, with a high near 51. Chance of precipitation is 70%.
Sunday Night
A 20 percent chance of rain before 10pm. Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 33.
Monday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 55.
Monday Night
Mostly clear, with a low around 34.
Tuesday
Sunny, with a high near 62.
Tuesday Night
Partly cloudy, with a low around 37.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 37.
Thursday
Sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
Illinois Valley OR
 42.09°N 123.68°W (Elev. 1394 ft)
2:22 am PST Jan 30, 2026
3am 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