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 SE 0 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 22 Jan 02:52 AM PST
Extended Forecast for

14 Miles SE Agness OR

Air Stagnation Advisory January 22, 03:22am 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 22, 03:22am until January 23, 04:00pm
    Freezing Fog Advisory until January 22, 12:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 44 °F

    Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 56. Light north northeast wind.

    High: 56 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 39. Northeast wind around 6 mph.

    Low: 39 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 50. Northeast wind around 7 mph.

    High: 50 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 38. East northeast wind around 9 mph.

    Low: 38 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Saturday Night

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

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

Detailed Forecast

Overnight
Clear, with a low around 44. Calm wind.
Thursday
Increasing clouds, with a high near 56. Light north northeast wind.
Thursday Night
Mostly clear, with a low around 39. Northeast wind around 6 mph.
Friday
Sunny, with a high near 50. Northeast wind around 7 mph.
Friday Night
Clear, with a low around 38. East northeast wind around 9 mph.
Saturday
Sunny, with a high near 52.
Saturday Night
Mostly clear, with a low around 39.
Sunday
Partly sunny, with a high near 51.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Partly sunny, with a high near 51.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
A slight chance of rain. Snow level 4900 feet. Partly sunny, with a high near 53.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 45.
Wednesday
Rain likely. Mostly cloudy, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SE Agness OR
 42.42°N 123.87°W (Elev. 2461 ft)
2:21 am PST Jan 22, 2026
3am PST Jan 22, 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