Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

54°F

12°C

Humidity 64%
Wind Speed NNE 2 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 29 Jan 01:52 PM PST
Extended Forecast for

7 Miles NE Happy Camp CA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 56. Light southeast wind.

    High: 56 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. East southeast wind around 6 mph.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 60. Northeast wind around 5 mph becoming calm  in the afternoon.

    High: 60 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40. East southeast wind 3 to 6 mph.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 61. South wind around 6 mph.

    High: 61 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly after 4am.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely, mainly between 10am and 4pm.  Mostly cloudy, with a high near 55. Chance of precipitation is 60%.

    High: 55 °F

    Rain Likely

  • Sunday Night

    Sunday Night: A chance of rain before 10pm.  Partly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain
    then Partly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 56. Light southeast wind.
Tonight
Mostly cloudy, with a low around 40. East southeast wind around 6 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 60. Northeast wind around 5 mph becoming calm in the afternoon.
Friday Night
Mostly cloudy, with a low around 40. East southeast wind 3 to 6 mph.
Saturday
Partly sunny, with a high near 61. South wind around 6 mph.
Saturday Night
A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 40.
Sunday
Rain likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Sunday Night
A chance of rain before 10pm. Partly cloudy, with a low around 35.
Monday
Mostly sunny, with a high near 58.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NE Happy Camp CA
 41.87°N 123.26°W (Elev. 2041 ft)
2:22 pm PST Jan 29, 2026
2pm PST Jan 29, 2026-6pm PST Feb 4, 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