Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

33°F

1°C

Humidity 96%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 30 Jan 11:52 PM PST
Extended Forecast for

Happy Camp CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 37. North wind around 5 mph.

    Low: 37 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 60. East northeast wind around 5 mph becoming light and variable  in the afternoon.

    High: 60 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Rain likely, mainly after 4am.  Mostly cloudy, with a low around 39. South wind around 5 mph.  Chance of precipitation is 60%.

    Low: 39 °F

    Chance Rain
    then Rain
    Likely

  • Sunday

    Sunday: Rain likely, mainly before 10am.  Mostly cloudy, then gradually becoming sunny, with a high near 57. Southwest wind 3 to 5 mph.  Chance of precipitation is 60%.

    High: 57 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 37. North wind around 5 mph.
Saturday
Partly sunny, with a high near 60. East northeast wind around 5 mph becoming light and variable in the afternoon.
Saturday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 39. South wind around 5 mph. Chance of precipitation is 60%.
Sunday
Rain likely, mainly before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 57. Southwest wind 3 to 5 mph. Chance of precipitation is 60%.
Sunday Night
Partly cloudy, with a low around 36. Calm wind.
Monday
Mostly sunny, with a high near 60.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
Happy Camp CA
 41.81°N 123.36°W (Elev. 1299 ft)
9:41 pm PST Jan 30, 2026
12am PST Jan 31, 2026-6pm PST Feb 6, 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