Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

68°F

20°C

Humidity 67%
Wind Speed S 4 MPH
Barometer NA
Dewpoint 57°F (14°C)
Visibility NA
Last update 26 Aug 09:52 PM PDT
Extended Forecast for

2 Miles WNW Happy Camp CA

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 53. Light and variable wind.

    Low: 53 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 94. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52. West southwest wind around 6 mph becoming calm  in the evening.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 93. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 51. West wind 5 to 9 mph becoming light and variable  in the evening.

    Low: 51 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 47.

    Low: 47 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 51.

    Low: 51 °F

    Clear

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 53. Light and variable wind.
Thursday
Sunny, with a high near 94. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 52. West southwest wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 93. Calm wind becoming west 5 to 7 mph in the afternoon.
Friday Night
Clear, with a low around 51. West wind 5 to 9 mph becoming light and variable in the evening.
Saturday
Sunny, with a high near 91.
Saturday Night
Clear, with a low around 47.
Sunday
Sunny and hot, with a high near 96.
Sunday Night
Clear, with a low around 51.
Monday
Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Happy Camp CA
 41.8°N 123.39°W (Elev. 1529 ft)
4:40 pm PDT Aug 26, 2026
10pm PDT Aug 26, 2026-6pm PDT Sep 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