High-Impact and Far-Reaching Winter Storm Continues; Cold Expands and Persists

A major winter storm will shift its impacts into the Northeast U.S. with heavy snow through tonight while over the Mid-Atlantic, sleet and freezing rain will diminish. Extremely cold air behind the storm will prolong dangerous travel and infrastructure impacts. Sub-zero low temperatures are expected nearly every morning from the Northern Plains through the Ohio Valley and into the Northeast. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

30°F

-1°C

Humidity 91%
Wind Speed SSE 0 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 25 Jan 08:52 PM PST
Extended Forecast for

Happy Camp CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 35. Light east wind.

    Low: 35 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 54. Light and variable wind.

    High: 54 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. East wind 3 to 6 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 53. East southeast wind around 6 mph becoming light and variable  in the morning.

    High: 53 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Rain likely.  Mostly cloudy, with a low around 38. South wind 3 to 5 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Rain Likely

  • Wednesday

    Wednesday: A 40 percent chance of rain.  Partly sunny, with a high near 55.

    High: 55 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: A slight chance of rain.  Partly sunny, with a high near 58.

    High: 58 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 35. Light east wind.
Monday
Partly sunny, with a high near 54. Light and variable wind.
Monday Night
Partly cloudy, with a low around 34. East wind 3 to 6 mph.
Tuesday
Partly sunny, with a high near 53. East southeast wind around 6 mph becoming light and variable in the morning.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 38. South wind 3 to 5 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 40 percent chance of rain. Partly sunny, with a high near 55.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 38.
Thursday
A slight chance of rain. Partly sunny, with a high near 58.
Thursday Night
Mostly cloudy, with a low around 41.
Friday
A slight chance of rain. Mostly cloudy, with a high near 60.
Friday Night
A chance of rain. Mostly cloudy, with a low around 42.
Saturday
A chance of rain. Partly sunny, with a high near 60.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 41.
Sunday
A chance of rain. Partly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Happy Camp CA
 41.81°N 123.36°W (Elev. 1299 ft)
7:46 pm PST Jan 25, 2026
9pm PST Jan 25, 2026-6pm PST Feb 1, 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