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

36°F

2°C

Humidity 98%
Wind Speed SSW 1 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 31 Jan 11:52 PM PST
Extended Forecast for

5 Miles NNW Cave Junction OR

  • Overnight

    Overnight: Rain likely, mainly after 5am.  Mostly cloudy, with a low around 40. Calm wind.  Chance of precipitation is 60%.

    Low: 40 °F

    Rain Likely

  • Sunday

    Sunday: Rain likely before 9am, then a chance of rain after 10am.  Mostly cloudy, then gradually becoming sunny, with a high near 52. Calm wind becoming south southwest around 5 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 57. Calm wind.

    High: 57 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Overnight
Rain likely, mainly after 5am. Mostly cloudy, with a low around 40. Calm wind. Chance of precipitation is 60%.
Sunday
Rain likely before 9am, then a chance of rain after 10am. Mostly cloudy, then gradually becoming sunny, with a high near 52. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Mostly clear, with a low around 35. Calm wind.
Monday
Mostly sunny, with a high near 57. Calm wind.
Monday Night
Mostly clear, with a low around 38. Calm wind.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Mostly clear, with a low around 38.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 39.
Thursday
Sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 40.
Friday
Sunny, with a high near 61.
Friday Night
Partly cloudy, with a low around 40.
Saturday
A slight chance of rain. Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Cave Junction OR
 42.25°N 123.69°W (Elev. 1499 ft)
9:41 pm PST Jan 31, 2026
12am PST Feb 1, 2026-6pm PST Feb 7, 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