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

85°F

29°C

Humidity 26%
Wind Speed WSW 9 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Heat Index82°F (28°C)
Last update 31 Aug 05:52 PM PDT
Extended Forecast for

7 Miles NNE Cave Junction OR

  • Tonight

    Tonight: Clear, with a low around 52. West wind 5 to 7 mph becoming calm  in the evening.

    Low: 52 °F

    Clear

  • Labor Day

    Labor Day: Areas of smoke between noon and 3pm. Sunny, with a high near 94. Light and variable wind.

    High: 94 °F

    Sunny then
    Areas Smoke

  • Monday Night

    Monday Night: Clear, with a low around 55. West wind around 6 mph becoming calm  in the evening.

    Low: 55 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 101. Light and variable wind.

    High: 101 °F

    Hot

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 11pm.  Partly cloudy, with a low around 60. West wind 5 to 7 mph becoming calm  in the evening.

    Low: 60 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 52. West wind 5 to 7 mph becoming calm in the evening.
Labor Day
Areas of smoke between noon and 3pm. Sunny, with a high near 94. Light and variable wind.
Monday Night
Clear, with a low around 55. West wind around 6 mph becoming calm in the evening.
Tuesday
Sunny and hot, with a high near 101. Light and variable wind.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 60. West wind 5 to 7 mph becoming calm in the evening.
Wednesday
Mostly sunny and hot, with a high near 98.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Sunny and hot, with a high near 99.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny and hot, with a high near 96.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 93.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Cave Junction OR
 42.26°N 123.58°W (Elev. 1401 ft)
4:40 pm PDT Aug 31, 2025
6pm PDT Aug 31, 2025-6pm PDT Sep 7, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database