Showers and Storms continue across the East; Heat, Critical Fire Weather, Drought, and Poor Air Quality continues in the West

A series of fronts will focus locally heavy showers and storms across portions of the central and eastern U.S. through the end of the workweek. Dangerous to extreme heat continues across the Southwest U.S., eventually spreading eastward over the weekend into early next week. Elevated fire weather conditions continue across the Great Basin, with degraded air quality lingering across the Northwest. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

75°F

24°C

Humidity 39%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 04 Aug 09:52 PM PDT
Extended Forecast for

16 Miles WNW Happy Camp CA

Heat Advisory August 4, 10:07pm until August 6, 11:00pm
Red Flag Warning August 5, 02:00pm until August 5, 09:00pm
Click here for hazard details and duration
Heat Advisory
Red Flag Warning
  •  
    Heat Advisory August 4, 10:07pm until August 6, 11:00pm

    NOW until 11:00pm Thu

    Heat Advisory

  • Tonight

    Low: 68 °F

    Patchy Smoke

  • Wednesday

    Wednesday: Patchy smoke before 2pm. Sunny, with a high near 82. Light and variable wind becoming west southwest 5 to 9 mph in the afternoon.

    High: 82 °F

    Patchy Smoke

  • Wednesday Night

    Wednesday Night: Clear, with a low around 67. West wind 5 to 8 mph becoming light and variable.

    Low: 67 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 81. East southeast wind 5 to 7 mph becoming west in the afternoon.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 66. West wind 5 to 7 mph becoming light and variable.

    Low: 66 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 65.

    Low: 65 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

Detailed Forecast

Tonight
Patchy smoke. Clear, with a low around 68. Northeast wind around 7 mph becoming east southeast after midnight.
Wednesday
Patchy smoke before 2pm. Sunny, with a high near 82. Light and variable wind becoming west southwest 5 to 9 mph in the afternoon.
Wednesday Night
Clear, with a low around 67. West wind 5 to 8 mph becoming light and variable.
Thursday
Sunny, with a high near 81. East southeast wind 5 to 7 mph becoming west in the afternoon.
Thursday Night
Clear, with a low around 66. West wind 5 to 7 mph becoming light and variable.
Friday
Sunny, with a high near 82.
Friday Night
Clear, with a low around 65.
Saturday
Sunny, with a high near 79.
Saturday Night
Clear, with a low around 61.
Sunday
Sunny, with a high near 75.
Sunday Night
Clear, with a low around 58.
Monday
Sunny, with a high near 73.
Monday Night
Clear, with a low around 57.
Tuesday
Sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles WNW Happy Camp CA
 41.87°N 123.65°W (Elev. 4944 ft)
4:40 pm PDT Aug 4, 2026
10pm PDT Aug 4, 2026-6pm PDT Aug 11, 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