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

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 >

Hazardous Weather Conditions

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

8 Miles NW 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: Mostly clear, with a low around 51. Northeast wind 18 to 21 mph, with gusts as high as 31 mph.

    Low: 51 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78. Northeast wind 10 to 18 mph, with gusts as high as 28 mph.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Patchy smoke. Mostly clear, with a low around 59. Northeast wind 9 to 13 mph, with gusts as high as 21 mph.

    Low: 59 °F

    Patchy Smoke

  • Tuesday

    Tuesday: Sunny, with a high near 90. East northeast wind 5 to 9 mph.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 66. Northeast wind 3 to 8 mph.

    Low: 66 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 65.

    Low: 65 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 64.

    Low: 64 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 51. Northeast wind 18 to 21 mph, with gusts as high as 31 mph.
Monday
Sunny, with a high near 78. Northeast wind 10 to 18 mph, with gusts as high as 28 mph.
Monday Night
Patchy smoke. Mostly clear, with a low around 59. Northeast wind 9 to 13 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 90. East northeast wind 5 to 9 mph.
Tuesday Night
Clear, with a low around 66. Northeast wind 3 to 8 mph.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Clear, with a low around 65.
Thursday
Sunny, with a high near 86.
Thursday Night
Clear, with a low around 64.
Friday
Sunny, with a high near 85.
Friday Night
Clear, with a low around 62.
Saturday
Sunny, with a high near 79.
Saturday Night
Clear, with a low around 57.
Sunday
Sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NW Cave Junction OR
 42.24°N 123.75°W (Elev. 4163 ft)
Last Update:
10:40 pm PDT Aug 2, 2026
Forecast Valid:
10pm PDT Aug 2, 2026-6pm PDT Aug 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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Chance of Precipitation