National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

39°F

4°C

Humidity 97%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 15 Sep 06:52 AM PDT
Extended Forecast for

15 Miles SSE Agness OR

  • Today

    Today: Increasing clouds, with a high near 65. East northeast wind 6 to 11 mph becoming north in the afternoon.

    High: 65 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 49. North northwest wind 9 to 13 mph becoming east northeast after midnight.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 65. Northeast wind 10 to 14 mph.

    High: 65 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54. North northeast wind 8 to 10 mph.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 67. East southeast wind around 6 mph becoming west in the afternoon.

    High: 67 °F

    Sunny

  • Thursday Night

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

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 53.

    Low: 53 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 65. East northeast wind 6 to 11 mph becoming north in the afternoon.
Tonight
Partly cloudy, with a low around 49. North northwest wind 9 to 13 mph becoming east northeast after midnight.
Wednesday
Sunny, with a high near 65. Northeast wind 10 to 14 mph.
Wednesday Night
Mostly clear, with a low around 54. North northeast wind 8 to 10 mph.
Thursday
Sunny, with a high near 67. East southeast wind around 6 mph becoming west in the afternoon.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 71.
Friday Night
Clear, with a low around 53.
Saturday
Sunny, with a high near 72.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles SSE Agness OR
 42.36°N 123.94°W (Elev. 3681 ft)
Last Update:
4:40 am PDT Sep 15, 2026
Forecast Valid:
7am PDT Sep 15, 2026-6pm PDT Sep 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation