



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
Low: 48 °F
Clear
Labor Day
High: 92 °F
Sunny then
Areas SmokeMonday Night
Low: 52 °F
Clear
Tuesday
High: 98 °F
Hot
Tuesday Night
Low: 57 °F
Slight Chance
T-storms then
Partly CloudyWednesday
High: 96 °F
Hot
Wednesday Night
Low: 57 °F
Mostly Clear
Thursday
High: 96 °F
Hot
Thursday Night
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.
Additional Forecasts and Information
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)
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