Arctic Front Brings Winter Weather and Colder Temperatures to the Eastern U.S.

A series of cold fronts will bring heavy lake effect snow to the northern Great Lakes. The fronts will merge over the Ohio Valley and bring colder temperatures east of the Mississippi River later today into the end of the week. Additionally, wintry weather will develop over the Ohio Valley, Appalachians, and Northeast as rain switches over to snow tonight into Thursday morning. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

33°F

1°C

Humidity 99%
Wind Speed SSE 2 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 14 Jan 11:52 AM PST
Extended Forecast for

7 Miles NE Happy Camp CA

Freezing Fog Advisory January 14, 10:00pm until January 15, 12:00pm
Click here for hazard details and duration
Freezing Fog Advisory
  • This Afternoon

    This Afternoon: Sunny, with a high near 55. East wind around 5 mph.

    High: 55 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 38. East wind around 7 mph.

    Low: 38 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 55. East wind around 7 mph.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 38. East southeast wind around 6 mph.

    Low: 38 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 56. East southeast wind around 7 mph.

    High: 56 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 36.

    Low: 36 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 55. East wind around 5 mph.
Tonight
Clear, with a low around 38. East wind around 7 mph.
Thursday
Sunny, with a high near 55. East wind around 7 mph.
Thursday Night
Clear, with a low around 38. East southeast wind around 6 mph.
Friday
Sunny, with a high near 56. East southeast wind around 7 mph.
Friday Night
Clear, with a low around 36.
Saturday
Sunny, with a high near 59.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 38.
M.L.King Day
Sunny, with a high near 61.
Monday Night
Mostly clear, with a low around 39.
Tuesday
Mostly sunny, with a high near 58.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NE Happy Camp CA
 41.87°N 123.26°W (Elev. 2041 ft)
12:06 pm PST Jan 14, 2026
12pm PST Jan 14, 2026-6pm PST Jan 20, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database