Prolonged Extreme Cold; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the Gulf Coast, upper Ohio Valley, Mid-Atlantic, and Southeast U.S. into this weekend. A rapidly deepening storm centered just off the North Carolina coast Friday night through Saturday night will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

34°F

1°C

Humidity 99%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 30 Jan 04:52 AM PST
Extended Forecast for

12 Miles NNE Happy Camp CA

  • Today

    Today: Mostly sunny, with a high near 48. South southwest wind around 10 mph.

    High: 48 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. South southeast wind around 8 mph.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 50. South wind 8 to 10 mph.

    High: 50 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after 10pm.  Snow level 6100 feet. Mostly cloudy, with a low around 39. South wind around 10 mph.

    Low: 39 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely, mainly before 4pm.  Snow level 5600 feet. Partly sunny, with a high near 42. Southwest wind around 11 mph.  Chance of precipitation is 60%.

    High: 42 °F

    Rain Likely

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 10pm.  Snow level 5200 feet. Partly cloudy, with a low around 34.

    Low: 34 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Monday Night

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

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 48. South southwest wind around 10 mph.
Tonight
Mostly cloudy, with a low around 41. South southeast wind around 8 mph.
Saturday
Partly sunny, with a high near 50. South wind 8 to 10 mph.
Saturday Night
A 30 percent chance of rain after 10pm. Snow level 6100 feet. Mostly cloudy, with a low around 39. South wind around 10 mph.
Sunday
Rain likely, mainly before 4pm. Snow level 5600 feet. Partly sunny, with a high near 42. Southwest wind around 11 mph. Chance of precipitation is 60%.
Sunday Night
A 20 percent chance of rain before 10pm. Snow level 5200 feet. Partly cloudy, with a low around 34.
Monday
Mostly sunny, with a high near 47.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Sunny, with a high near 54.
Tuesday Night
Partly cloudy, with a low around 40.
Wednesday
Sunny, with a high near 56.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NNE Happy Camp CA
 41.95°N 123.31°W (Elev. 4911 ft)
3:41 am PST Jan 30, 2026
5am PST Jan 30, 2026-6pm PST Feb 5, 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