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

13 Miles ESE Cave Junction OR

  • Today

    Today: Sunny, with a high near 69. Light and variable wind becoming north 5 to 9 mph in the afternoon.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 47. East wind around 7 mph.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 67. North northeast wind 6 to 8 mph.

    High: 67 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52. North northeast wind 5 to 8 mph becoming light and variable in the evening.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 72. Light and variable wind becoming northwest around 6 mph in the afternoon.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 69. Light and variable wind becoming north 5 to 9 mph in the afternoon.
Tonight
Partly cloudy, with a low around 47. East wind around 7 mph.
Wednesday
Sunny, with a high near 67. North northeast wind 6 to 8 mph.
Wednesday Night
Mostly clear, with a low around 52. North northeast wind 5 to 8 mph becoming light and variable in the evening.
Thursday
Sunny, with a high near 72. Light and variable wind becoming northwest around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 54.
Friday
Sunny, with a high near 76.
Friday Night
Clear, with a low around 56.
Saturday
Sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Sunny, with a high near 77.
Sunday Night
Mostly clear, with a low around 53.
Monday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles ESE Cave Junction OR
 42.11°N 123.42°W (Elev. 3396 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