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

43°F

6°C

Humidity 98%
Wind Speed SE 1 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 29 Jan 10:52 AM PST
Extended Forecast for

13 Miles NE Happy Camp CA

  • Today

    Today: Mostly cloudy, with a high near 44. South southwest wind 10 to 13 mph, with gusts as high as 20 mph.

    High: 44 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. South southeast wind 14 to 17 mph, with gusts as high as 26 mph.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 48. South southwest wind 10 to 15 mph, with gusts as high as 23 mph.

    High: 48 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40. East southeast wind 11 to 15 mph, with gusts as high as 23 mph.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 51. East southeast wind 13 to 15 mph, with gusts as high as 23 mph.

    High: 51 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain between 10pm and 1am, then a chance of rain and snow.  Snow level 6400 feet. Mostly cloudy, with a low around 39. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 39 °F

    Slight Chance
    Rain then
    Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of rain and snow before 10am, then a chance of snow between 10am and 1pm, then a chance of rain and snow after 1pm.  Snow level 5900 feet. Mostly cloudy, with a high near 43. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 43 °F

    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of rain and snow before 7pm, then a chance of snow between 7pm and 10pm.  Partly cloudy, with a low around 34.

    Low: 34 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 44. South southwest wind 10 to 13 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 40. South southeast wind 14 to 17 mph, with gusts as high as 26 mph.
Friday
Partly sunny, with a high near 48. South southwest wind 10 to 15 mph, with gusts as high as 23 mph.
Friday Night
Mostly cloudy, with a low around 40. East southeast wind 11 to 15 mph, with gusts as high as 23 mph.
Saturday
Partly sunny, with a high near 51. East southeast wind 13 to 15 mph, with gusts as high as 23 mph.
Saturday Night
A slight chance of rain between 10pm and 1am, then a chance of rain and snow. Snow level 6400 feet. Mostly cloudy, with a low around 39. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday
A chance of rain and snow before 10am, then a chance of snow between 10am and 1pm, then a chance of rain and snow after 1pm. Snow level 5900 feet. Mostly cloudy, with a high near 43. Chance of precipitation is 50%. Little or no snow accumulation expected.
Sunday Night
A chance of rain and snow before 7pm, then a chance of snow between 7pm and 10pm. Partly cloudy, with a low around 34.
Monday
Mostly sunny, with a high near 44.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
Sunny, with a high near 52.
Tuesday Night
Mostly clear, with a low around 38.
Wednesday
Sunny, with a high near 54.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NE Happy Camp CA
 41.93°N 123.18°W (Elev. 5801 ft)
9:41 am PST Jan 29, 2026
11am PST Jan 29, 2026-6pm PST Feb 4, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database