Extreme Heat Continues; Severe Thunderstorms into Upper Midwest; Strong Bering Sea Storm

Wildfires and poor air quality continue for the Pacific Northwest, Rockies and extended into the Plains. Severe thunderstorms possible for the northern Plains and upper Midwest on Monday along a frontal boundary. Another boundary will focus showers and thunderstorms for the eastern seaboard with localized heavy rainfall possible. For Alaska, a strong Bering Sea storm will bring winds and rainfall. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

70°F

21°C

Humidity 34%
Wind Speed NNE 9 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 02 Aug 09:52 PM PDT
Extended Forecast for

9 Miles WNW Cave Junction OR

Heat Advisory August 4, 11:00am until August 6, 11:00pm
Red Flag Warning August 3, 02:00pm until August 4, 09:00pm
Click here for hazard details and duration
Heat Advisory
Red Flag Warning
  • Tonight

    Tonight: Clear, with a low around 53. Breezy, with an east northeast wind 17 to 22 mph, with gusts as high as 33 mph.

    Low: 53 °F

    Mostly Clear
    then Clear
    and Breezy

  • Monday

    Monday: Sunny, with a high near 79. Breezy, with an east northeast wind 18 to 23 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 79 °F

    Sunny and
    Breezy then
    Sunny

  • Monday Night

    Monday Night: Patchy smoke. Mostly clear, with a low around 62. Northeast wind 11 to 15 mph, with gusts as high as 24 mph.

    Low: 62 °F

    Patchy Smoke

  • Tuesday

    Tuesday: Sunny, with a high near 90. East northeast wind 5 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 67. Northwest wind 5 to 7 mph becoming east northeast in the evening.

    Low: 67 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 66.

    Low: 66 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 65.

    Low: 65 °F

    Clear

Detailed Forecast

Tonight
Clear, with a low around 53. Breezy, with an east northeast wind 17 to 22 mph, with gusts as high as 33 mph.
Monday
Sunny, with a high near 79. Breezy, with an east northeast wind 18 to 23 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 34 mph.
Monday Night
Patchy smoke. Mostly clear, with a low around 62. Northeast wind 11 to 15 mph, with gusts as high as 24 mph.
Tuesday
Sunny, with a high near 90. East northeast wind 5 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
Clear, with a low around 67. Northwest wind 5 to 7 mph becoming east northeast in the evening.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Clear, with a low around 66.
Thursday
Sunny, with a high near 85.
Thursday Night
Clear, with a low around 65.
Friday
Sunny, with a high near 84.
Friday Night
Clear, with a low around 63.
Saturday
Sunny, with a high near 79.
Saturday Night
Clear, with a low around 58.
Sunday
Sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WNW Cave Junction OR
 42.2°N 123.83°W (Elev. 3730 ft)
10:21 pm PDT Aug 2, 2026
10pm PDT Aug 2, 2026-6pm PDT Aug 9, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database