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

Areas of Dangerous Heat and Heavy Rainfall Today

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley today. Heat Advisories remain in effect. Heavy to excessive rainfall today could bring areas of flooding to parts of the northern High Plains and Midwest into the Ohio Valley. Flood Watches remain in effect. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

85°F

29°C

Humidity 29%
Wind Speed SSW 2 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Heat Index83°F (28°C)
Last update 20 Sep 01:52 PM PDT
Extended Forecast for

10 Miles ENE Cave Junction OR

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 76. North northwest wind around 6 mph.

    High: 76 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 54. Light and variable wind.

    Low: 54 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 71. Light and variable wind becoming north 5 to 7 mph in the morning.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy during the early evening, then becoming mostly clear, with a low around 51. East northeast wind around 6 mph.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 65. North wind 3 to 7 mph.

    High: 65 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 76. North northwest wind around 6 mph.
Tonight
Partly cloudy, with a low around 54. Light and variable wind.
Monday
Mostly sunny, with a high near 71. Light and variable wind becoming north 5 to 7 mph in the morning.
Monday Night
Mostly cloudy during the early evening, then becoming mostly clear, with a low around 51. East northeast wind around 6 mph.
Tuesday
Mostly sunny, with a high near 65. North wind 3 to 7 mph.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Mostly sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 49.
Thursday
Partly sunny, with a high near 65.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 47.
Friday
A chance of rain. Partly sunny, with a high near 53.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles ENE Cave Junction OR
 42.22°N 123.45°W (Elev. 3596 ft)
Last Update:
1:36 pm PDT Sep 20, 2026
Forecast Valid:
2pm PDT Sep 20, 2026-6pm PDT Sep 26, 2026
 
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Additional Resources

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Chance of Precipitation