Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast across parts of the Upper Midwest into the Great Lakes, the Northeast, and the central High Plains. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

58°F

14°C

Humidity 61%
Wind Speed N 9 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Last update 01 Jul 07:52 AM PDT
Extended Forecast for

2 Miles WSW Happy Camp CA

  • Today

    Today: Sunny, with a high near 84. Northeast wind 6 to 8 mph.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 47. North wind 5 to 8 mph.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 89. Light northwest wind.

    High: 89 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 49. Northwest wind 5 to 9 mph becoming light and variable  in the evening.

    Low: 49 °F

    Gradual
    Clearing

  • Friday

    Friday: Sunny, with a high near 93. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 52.

    Low: 52 °F

    Clear

  • Independence Day

    Independence Day: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

Detailed Forecast

Today
Sunny, with a high near 84. Northeast wind 6 to 8 mph.
Tonight
Mostly clear, with a low around 47. North wind 5 to 8 mph.
Thursday
Increasing clouds, with a high near 89. Light northwest wind.
Thursday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 49. Northwest wind 5 to 9 mph becoming light and variable in the evening.
Friday
Sunny, with a high near 93. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
Clear, with a low around 52.
Independence Day
Sunny and hot, with a high near 97.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Sunny and hot, with a high near 97.
Sunday Night
Mostly clear, with a low around 54.
Monday
Sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Happy Camp CA
 41.78°N 123.38°W (Elev. 1381 ft)
5:41 am PDT Jul 1, 2026
8am PDT Jul 1, 2026-6pm PDT Jul 7, 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