Autumn Temperatures for Eastern Third of the Country; Developing Offshore Coastal Storm

Cooler and less humid conditions for most of the eastern third of the nation as high pressure dominates the weather pattern. Otherwise, rather tranquil weather for most of the nation for the end of the weekend into the start of this week. We continue to monitor a developing coastal storm offshore of the Carolinas; Coastal flooding and beach erosion possible along portions of the Mid-Atlantic. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

55°F

13°C

Humidity 72%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 18 Oct 10:52 AM PDT
Extended Forecast for

7 Miles SSE Illinois Valley OR

  • Today

    Today: Sunny, with a high near 72. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 41. Calm wind.

    Low: 41 °F

    Increasing
    Clouds

  • Monday

    Monday: A 20 percent chance of rain before 8am.  Snow level 4700 feet rising to 6600 feet in the afternoon. Mostly cloudy, with a high near 62. Calm wind.

    High: 62 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 70. Calm wind.

    High: 70 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 72. Calm wind becoming west southwest around 5 mph in the afternoon.
Tonight
Increasing clouds, with a low around 41. Calm wind.
Monday
A 20 percent chance of rain before 8am. Snow level 4700 feet rising to 6600 feet in the afternoon. Mostly cloudy, with a high near 62. Calm wind.
Monday Night
Mostly cloudy, with a low around 40. Calm wind.
Tuesday
Mostly sunny, with a high near 70. Calm wind.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Sunny, with a high near 65.
Thursday Night
A slight chance of rain after 11pm. Partly cloudy, with a low around 37.
Friday
Sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 37.
Saturday
A chance of rain. Mostly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSE Illinois Valley OR
 42.01°N 123.63°W (Elev. 1798 ft)
10:41 am PDT Oct 18, 2026
11am PDT Oct 18, 2026-6pm PDT Oct 24, 2026
 
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Additional Resources

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