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

46°F

8°C

Humidity 91%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 29 Jan 05:52 PM PST
Extended Forecast for

15 Miles ESE Cave Junction OR

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. South wind 7 to 13 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 52. South wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 52 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 42. Southeast wind around 10 mph.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 55. Southeast wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 55 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 10pm.  Snow level 6500 feet lowering to 5900 feet after midnight . Mostly cloudy, with a low around 41. South wind around 11 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: Rain likely, mainly before 4pm.  Snow level 5600 feet. Mostly cloudy, with a high near 46. Chance of precipitation is 60%.

    High: 46 °F

    Rain Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of rain before 10pm.  Snow level 5500 feet lowering to 5000 feet after midnight . Partly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain
    then Partly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Monday Night

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

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 40. South wind 7 to 13 mph, with gusts as high as 20 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 52. South wind 6 to 11 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 42. Southeast wind around 10 mph.
Saturday
Partly sunny, with a high near 55. Southeast wind 9 to 11 mph, with gusts as high as 20 mph.
Saturday Night
A 20 percent chance of rain after 10pm. Snow level 6500 feet lowering to 5900 feet after midnight . Mostly cloudy, with a low around 41. South wind around 11 mph, with gusts as high as 20 mph.
Sunday
Rain likely, mainly before 4pm. Snow level 5600 feet. Mostly cloudy, with a high near 46. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of rain before 10pm. Snow level 5500 feet lowering to 5000 feet after midnight . Partly cloudy, with a low around 35.
Monday
Mostly sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Sunny, with a high near 58.
Tuesday Night
Mostly clear, with a low around 41.
Wednesday
Mostly sunny, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 61.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles ESE Cave Junction OR
 42.07°N 123.38°W (Elev. 4656 ft)
3:41 pm PST Jan 29, 2026
6pm PST Jan 29, 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