Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

53°F

12°C

Humidity 86%
Wind Speed SSW 1 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 04 Sep 05:52 AM PDT
Extended Forecast for

Happy Camp CA

  • Today

    Today: A chance of showers, with thunderstorms also possible after 2pm.  Partly sunny, with a high near 73. Calm wind becoming southwest 5 to 9 mph in the afternoon.  Chance of precipitation is 50%.

    High: 73 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 45. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 45 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82. Calm wind.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 49. West northwest wind around 5 mph becoming calm  in the evening.

    Low: 49 °F

    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers.  Partly sunny, with a high near 78. Calm wind.

    High: 78 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Labor Day

    Labor Day: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Today
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 73. Calm wind becoming southwest 5 to 9 mph in the afternoon. Chance of precipitation is 50%.
Tonight
Mostly clear, with a low around 45. West southwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 82. Calm wind.
Saturday Night
Partly cloudy, with a low around 49. West northwest wind around 5 mph becoming calm in the evening.
Sunday
A 50 percent chance of showers. Partly sunny, with a high near 78. Calm wind.
Sunday Night
Partly cloudy, with a low around 47.
Labor Day
Sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
A slight chance of rain. Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Happy Camp CA
 41.8°N 123.39°W (Elev. 1529 ft)
4:40 am PDT Sep 4, 2026
6am PDT Sep 4, 2026-6pm PDT Sep 10, 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