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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

31°F

-1°C

Humidity 99%
Wind Speed S 0 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 10 Jan 01:52 AM PST
Extended Forecast for

Happy Camp CA

  • Overnight

    Overnight: Widespread fog before 3am. Patchy freezing fog after 3am. Otherwise, mostly cloudy, with a low around 32. Light north wind.

    Low: 32 °F

    Patchy
    Freezing Fog
    and Fog

  • Saturday

    Saturday: Areas of fog between 10am and 11am. Patchy freezing fog before 11am. Otherwise, mostly cloudy, with a high near 48. Light north wind.

    High: 48 °F

    Patchy
    Freezing Fog
    and Areas Fog
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Areas of fog after midnight. Otherwise, mostly cloudy, with a low around 33. Light north northeast wind.

    Low: 33 °F

    Mostly Cloudy
    then Areas
    Fog

  • Sunday

    Sunday: Areas of fog before 10am. Otherwise, mostly sunny, with a high near 54. Calm wind.

    High: 54 °F

    Areas Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 33. East wind 3 to 5 mph.

    Low: 33 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 37.

    Low: 37 °F

    Clear

Detailed Forecast

Overnight
Widespread fog before 3am. Patchy freezing fog after 3am. Otherwise, mostly cloudy, with a low around 32. Light north wind.
Saturday
Areas of fog between 10am and 11am. Patchy freezing fog before 11am. Otherwise, mostly cloudy, with a high near 48. Light north wind.
Saturday Night
Areas of fog after midnight. Otherwise, mostly cloudy, with a low around 33. Light north northeast wind.
Sunday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 54. Calm wind.
Sunday Night
Partly cloudy, with a low around 33. East wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 57.
Monday Night
Mostly clear, with a low around 36.
Tuesday
Sunny, with a high near 61.
Tuesday Night
Clear, with a low around 37.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Clear, with a low around 39.
Thursday
Sunny, with a high near 63.
Thursday Night
Clear, with a low around 38.
Friday
Sunny, with a high near 61.
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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:
1:26 am PST Jan 10, 2026
Forecast Valid:
2am PST Jan 10, 2026-6pm PST Jan 16, 2026
 
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Additional Resources

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