Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

28°F

-2°C

Humidity 98%
Wind Speed W 0 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 21 Jan 10:52 PM PST
Extended Forecast for

8 Miles N Cave Junction OR

Air Stagnation Advisory January 21, 11:55pm until January 23, 04:00pm
Freezing Fog Advisory until January 22, 12:00pm
Click here for hazard details and duration
Air Stagnation Advisory
Freezing Fog Advisory
  •  
    Air Stagnation Advisory January 21, 11:55pm until January 23, 04:00pm
    Freezing Fog Advisory until January 22, 12:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 33 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 48. Light east northeast wind.

    High: 48 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30. East wind 3 to 5 mph.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 45. Northeast wind 3 to 6 mph.

    High: 45 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 28. Northeast wind 3 to 5 mph.

    Low: 28 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

Detailed Forecast

Tonight
Partly cloudy, with a low around 33. Calm wind.
Thursday
Sunny, with a high near 48. Light east northeast wind.
Thursday Night
Mostly clear, with a low around 30. East wind 3 to 5 mph.
Friday
Sunny, with a high near 45. Northeast wind 3 to 6 mph.
Friday Night
Clear, with a low around 28. Northeast wind 3 to 5 mph.
Saturday
Sunny, with a high near 48.
Saturday Night
Mostly clear, with a low around 26.
Sunday
Partly sunny, with a high near 50.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Mostly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Mostly sunny, with a high near 53.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 36.
Wednesday
A chance of showers. Partly sunny, with a high near 52.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles N Cave Junction OR
 42.28°N 123.64°W (Elev. 1398 ft)
9:41 pm PST Jan 21, 2026
11pm PST Jan 21, 2026-6pm PST Jan 28, 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