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

Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

27°F

-3°C

Humidity 96%
Wind Speed WNW 0 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 26 Jan 09:52 PM PST
Extended Forecast for

Happy Camp CA

  • Tonight

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

    Low: 35 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain, mainly after 4pm. Snow level 3700 feet rising to 5400 feet in the afternoon. High near 54. East wind 7 to 10 mph becoming south southwest in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Mostly Cloudy
    then Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly before 4am. Low around 37. South wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain then
    Rain Likely

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly before 10am. Partly sunny, with a high near 54. South southwest wind around 6 mph.

    High: 54 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 38. South wind around 6 mph.

    Low: 38 °F

    Chance Rain

  • Thursday

    Thursday: A 30 percent chance of rain. Mostly cloudy, with a high near 57.

    High: 57 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Rain

  • Friday

    Friday: A chance of rain, mainly after 10am. Partly sunny, with a high near 61.

    High: 61 °F

    Chance Rain

  • Friday Night

    Friday Night: A slight chance of rain before 4am. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 35. Calm wind.
Tuesday
Rain, mainly after 4pm. Snow level 3700 feet rising to 5400 feet in the afternoon. High near 54. East wind 7 to 10 mph becoming south southwest in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain, mainly before 4am. Low around 37. South wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 30 percent chance of rain, mainly before 10am. Partly sunny, with a high near 54. South southwest wind around 6 mph.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 38. South wind around 6 mph.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 57.
Thursday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 40.
Friday
A chance of rain, mainly after 10am. Partly sunny, with a high near 61.
Friday Night
A slight chance of rain before 4am. Mostly cloudy, with a low around 40.
Saturday
A slight chance of rain after 10am. Partly sunny, with a high near 62.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 41.
Sunday
A chance of rain. Mostly cloudy, with a high near 57.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 38.
Monday
A slight chance of rain. Mostly sunny, with a high near 59.
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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:
9:41 pm PST Jan 26, 2026
Forecast Valid:
10pm PST Jan 26, 2026-6pm PST Feb 2, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation