National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Cold and Gusty Winds Anticipated This Weekend

A significant arctic outbreak will bring frigid temperatures and dangerously cold wind chills to the Northeast and Mid-Atlantic this weekend. Strong winds which could produce tree damage and power outages, and periods of snow squalls are also possible. Relief from this cold and a warming trend is forecast to commence by the beginning to middle of next week. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10386°NLon: 123.68519°WElev: 1389.0ft.

NA

31°F

-1°C

Humidity 98%
Wind Speed S 0 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 06 Feb 12:52 AM PST
Extended Forecast for

Happy Camp CA

  • Overnight

    Overnight: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64. Calm wind.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of rain after 10am. Mostly sunny, with a high near 62. Light south southwest wind.

    High: 62 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: Rain, mainly after 4am. Low around 45. South wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Chance Rain
    then Rain

  • Sunday

    Sunday: Rain. High near 55. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 55 °F

    Rain

  • Sunday Night

    Sunday Night: Rain, mainly before 10pm. Low around 37. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain then
    Chance Rain

  • Monday

    Monday: A slight chance of rain. Partly sunny, with a high near 52.

    High: 52 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: A slight chance of rain. Snow level 4700 feet lowering to 3800 feet after midnight . Mostly cloudy, with a low around 33.

    Low: 33 °F

    Slight Chance
    Rain

Detailed Forecast

Overnight
Mostly clear, with a low around 39. Calm wind.
Friday
Sunny, with a high near 64. Calm wind.
Friday Night
Mostly clear, with a low around 39. Calm wind.
Saturday
A 20 percent chance of rain after 10am. Mostly sunny, with a high near 62. Light south southwest wind.
Saturday Night
Rain, mainly after 4am. Low around 45. South wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain. High near 55. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
Rain, mainly before 10pm. Low around 37. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A slight chance of rain. Partly sunny, with a high near 52.
Monday Night
A slight chance of rain. Snow level 4700 feet lowering to 3800 feet after midnight . Mostly cloudy, with a low around 33.
Tuesday
A chance of rain, mainly after 4pm. Snow level 3300 feet rising to 4000 feet in the afternoon. Partly sunny, with a high near 47.
Tuesday Night
A chance of rain. Snow level 3500 feet. Mostly cloudy, with a low around 31.
Wednesday
A slight chance of rain. Snow level 3000 feet rising to 4100 feet in the afternoon. Partly sunny, with a high near 51.
Wednesday Night
A slight chance of rain. Snow level 4000 feet. Partly cloudy, with a low around 32.
Thursday
A slight chance of rain. Snow level 3700 feet rising to 4800 feet in the afternoon. Partly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Happy Camp CA
 41.81°N 123.36°W (Elev. 1299 ft)
Last Update:
12:42 am PST Feb 6, 2026
Forecast Valid:
1am PST Feb 6, 2026-6pm PST Feb 12, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation