Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

84°F

29°C

Humidity 26%
Wind Speed WSW 11 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Heat Index82°F (28°C)
Last update 24 Jul 03:52 PM PDT
Extended Forecast for

17 Miles WNW Illinois Valley OR

  • Tonight

    Tonight: Mostly clear, with a low around 49. South southwest wind 5 to 9 mph.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 59. Southwest wind 6 to 13 mph.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 49. West southwest wind 5 to 9 mph becoming light and variable.

    Low: 49 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 64. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 49. West southwest wind 5 to 8 mph becoming calm.

    Low: 49 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 49. South southwest wind 5 to 9 mph.
Saturday
Sunny, with a high near 59. Southwest wind 6 to 13 mph.
Saturday Night
Partly cloudy, with a low around 49. West southwest wind 5 to 9 mph becoming light and variable.
Sunday
Sunny, with a high near 64. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Sunday Night
Clear, with a low around 49. West southwest wind 5 to 8 mph becoming calm.
Monday
Sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 69.
Wednesday Night
Clear, with a low around 54.
Thursday
Sunny, with a high near 72.
Thursday Night
Clear, with a low around 56.
Friday
Sunny, with a high near 75.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles WNW Illinois Valley OR
 42.2°N 123.98°W (Elev. 3786 ft)
1:29 pm PDT Jul 24, 2026
4pm PDT Jul 24, 2026-6pm PDT Jul 31, 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