Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

33°F

1°C

Humidity 97%
Wind Speed SSE 0 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 31 Jan 12:52 AM PST
Extended Forecast for

5 Miles NNW Cave Junction OR

  • Overnight

    Overnight: Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 59. Calm wind.

    High: 59 °F

    Partly Sunny

  • Saturday Night

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

    Low: 41 °F

    Mostly Cloudy
    then Rain

  • Sunday

    Sunday: Rain.  High near 53. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 80%.

    High: 53 °F

    Rain

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Monday Night

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

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 39. Calm wind.
Saturday
Partly sunny, with a high near 59. Calm wind.
Saturday Night
Rain, mainly after 4am. Low around 41. Calm wind. Chance of precipitation is 80%.
Sunday
Rain. High near 53. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 80%.
Sunday Night
Partly cloudy, with a low around 36. Calm wind.
Monday
Mostly sunny, with a high near 56.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Mostly sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
Sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Sunny, with a high near 62.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Cave Junction OR
 42.25°N 123.69°W (Elev. 1499 ft)
12:42 am PST Jan 31, 2026
1am PST Jan 31, 2026-6pm PST Feb 6, 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