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

Tracking Winter Weather and Frigid Temperatures Through This Weekend

A clipper storm will move across the Great Lakes through this weekend with periods of light snow, gusty winds, and lake effect snow bands which could make for hazardous travel at times. A frigid airmass will spread eastward behind this storm into the Midwest and Eastern U.S. through the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

26°F

-3°C

Humidity 98%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 17 Jan 12:52 AM PST
Extended Forecast for

8 Miles NW Cave Junction OR

Air Stagnation Advisory January 17, 01:01am until January 20, 10:00am
Freezing Fog Advisory until January 17, 12:00pm
Click here for hazard details and duration
Air Stagnation Advisory
Freezing Fog Advisory
  •  
    Air Stagnation Advisory January 17, 01:01am until January 20, 10:00am
    Freezing Fog Advisory until January 17, 12:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 48 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 56. South wind 3 to 5 mph.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 48. Southwest wind 3 to 5 mph.

    Low: 48 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 53. South wind around 5 mph becoming east in the afternoon.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 47. East wind 6 to 9 mph.

    Low: 47 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 47.

    Low: 47 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

Detailed Forecast

Overnight
Clear, with a low around 48. Southeast wind around 5 mph.
Saturday
Sunny, with a high near 56. South wind 3 to 5 mph.
Saturday Night
Increasing clouds, with a low around 48. Southwest wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 53. South wind around 5 mph becoming east in the afternoon.
Sunday Night
Mostly clear, with a low around 47. East wind 6 to 9 mph.
M.L.King Day
Sunny, with a high near 54.
Monday Night
Clear, with a low around 47.
Tuesday
Sunny, with a high near 55.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Mostly sunny, with a high near 49.
Wednesday Night
Partly cloudy, with a low around 40.
Thursday
Mostly sunny, with a high near 47.
Thursday Night
A slight chance of rain and snow. Snow level 4900 feet lowering to 4400 feet after midnight . Partly cloudy, with a low around 36.
Friday
A slight chance of rain and snow. Mostly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NW Cave Junction OR
 42.24°N 123.75°W (Elev. 4163 ft)
Last Update:
12:41 am PST Jan 17, 2026
Forecast Valid:
1am PST Jan 17, 2026-6pm PST Jan 23, 2026
 
Forecast Discussion
 
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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