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

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

58°F

14°C

Humidity 49%
Wind Speed NE 1 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 21 Jan 03:52 PM PST
Extended Forecast for

7 Miles NE Happy Camp CA

  • Tonight

    Tonight: Partly cloudy, with a low around 36. Light south southeast wind.

    Low: 36 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 56. Light and variable wind.

    High: 56 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32. Calm wind becoming north northeast around 5 mph in the evening.

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 52. Northeast wind around 6 mph.

    High: 52 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 29. East wind around 6 mph.

    Low: 29 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 36. Light south southeast wind.
Thursday
Sunny, with a high near 56. Light and variable wind.
Thursday Night
Mostly clear, with a low around 32. Calm wind becoming north northeast around 5 mph in the evening.
Friday
Sunny, with a high near 52. Northeast wind around 6 mph.
Friday Night
Clear, with a low around 29. East wind around 6 mph.
Saturday
Sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 29.
Sunday
Partly sunny, with a high near 52.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Mostly sunny, with a high near 56.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 37.
Wednesday
A chance of showers. Partly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NE Happy Camp CA
 41.87°N 123.26°W (Elev. 2041 ft)
Last Update:
3:41 pm PST Jan 21, 2026
Forecast Valid:
4pm PST Jan 21, 2026-6pm PST Jan 28, 2026
 
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Additional Resources

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