National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

35°F

2°C

Humidity 99%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 28 Jan 02:52 AM PST
Extended Forecast for

12 Miles ESE Cave Junction OR

  • Overnight

    Overnight: A 20 percent chance of snow. Mostly cloudy, with a low around 35. South wind around 10 mph.

    Low: 35 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: A slight chance of rain and snow between 9am and 10am. Snow level 4700 feet rising to 5500 feet in the afternoon. Mostly cloudy, with a high near 43. South southeast wind around 11 mph becoming southwest in the afternoon. Chance of precipitation is 20%.

    High: 43 °F

    Slight Chance
    Rain/Snow
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after midnight. Snow level 5400 feet. Mostly cloudy, with a low around 40. South wind 10 to 13 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Chance Rain

  • Thursday

    Thursday: Mostly cloudy, with a high near 49. South southwest wind 6 to 10 mph.

    High: 49 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 46. South wind 8 to 13 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of rain, mainly after 4am. Snow level 6300 feet. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

Detailed Forecast

Overnight
A 20 percent chance of snow. Mostly cloudy, with a low around 35. South wind around 10 mph.
Wednesday
A slight chance of rain and snow between 9am and 10am. Snow level 4700 feet rising to 5500 feet in the afternoon. Mostly cloudy, with a high near 43. South southeast wind around 11 mph becoming southwest in the afternoon. Chance of precipitation is 20%.
Wednesday Night
A 30 percent chance of rain after midnight. Snow level 5400 feet. Mostly cloudy, with a low around 40. South wind 10 to 13 mph, with gusts as high as 20 mph.
Thursday
Mostly cloudy, with a high near 49. South southwest wind 6 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 46. South wind 8 to 13 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 53.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
Partly sunny, with a high near 55.
Saturday Night
A chance of rain, mainly after 4am. Snow level 6300 feet. Mostly cloudy, with a low around 44.
Sunday
Rain likely, mainly after 10am. Snow level 5800 feet. Mostly cloudy, with a high near 47.
Sunday Night
A chance of rain and snow. Snow level 5400 feet. Mostly cloudy, with a low around 41.
Monday
A slight chance of rain and snow. Snow level 4900 feet rising to 5600 feet in the afternoon. Partly sunny, with a high near 49.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ESE Cave Junction OR
 42.09°N 123.44°W (Elev. 4610 ft)
Last Update:
3:40 am PST Jan 28, 2026
Forecast Valid:
3am PST Jan 28, 2026-6pm PST Feb 3, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation