Hot in Parts of the West; Cold Blast Coming to the Central U.S.

Hot to extremely hot temperatures are in place much of this week across parts of California and the interior Northwest U.S. A blast of cold air will drop across the central and eastern U.S. later this week bringing below to well below normal temperatures. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10375°NLon: 123.68508°WElev: 1389.0ft.

NA

52°F

11°C

Humidity 80%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 01 Sep 02:52 AM PDT
Extended Forecast for

Illinois Valley OR

  • Overnight

    Overnight: Clear, with a low around 48. Calm wind.

    Low: 48 °F

    Clear

  • Labor Day

    Labor Day: Areas of smoke between noon and 2pm. Sunny, with a high near 92. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 92 °F

    Sunny then
    Areas Smoke

  • Monday Night

    Monday Night: Clear, with a low around 52. West southwest wind around 6 mph becoming calm  in the evening.

    Low: 52 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 98. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 98 °F

    Hot

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 11pm.  Partly cloudy, with a low around 57. West southwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 57 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 48. Calm wind.
Labor Day
Areas of smoke between noon and 2pm. Sunny, with a high near 92. Calm wind becoming southwest around 6 mph in the afternoon.
Monday Night
Clear, with a low around 52. West southwest wind around 6 mph becoming calm in the evening.
Tuesday
Sunny and hot, with a high near 98. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 57. West southwest wind 5 to 7 mph becoming calm in the evening.
Wednesday
Mostly sunny and hot, with a high near 96.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Mostly sunny and hot, with a high near 96.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 92.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Mostly sunny, with a high near 88.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
Mostly sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Illinois Valley OR
 42.09°N 123.68°W (Elev. 1394 ft)
2:06 am PDT Sep 1, 2025
3am PDT Sep 1, 2025-6pm PDT Sep 7, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database