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

Heat Wave and Severe Thunderstorms this Independence Day

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Midwest, and Mid-Atlantic. Numerous temperature records are expected. Clusters of severe thunderstorms will move across parts of the Allegheny Plateau into Mid Atlantic this Independence Day, with potential for widespread damaging winds. Additional severe thunderstorms in the Great Plains. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

81°F

27°C

Humidity 45%
Wind Speed E 3 MPH
Barometer NA
Dewpoint 58°F (14°C)
Visibility NA
Heat Index81°F (27°C)
Last update 04 Jul 10:52 AM PDT
Extended Forecast for

5 Miles N Cave Junction OR

  • Independence Day

    Independence Day: Sunny, with a high near 94. Northeast wind around 7 mph.

    High: 94 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. North northeast wind 5 to 9 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 91. North northeast wind 3 to 6 mph.

    High: 91 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 56. North northeast wind 3 to 7 mph.

    Low: 56 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 94. Light and variable wind.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 51.

    Low: 51 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

Independence Day
Sunny, with a high near 94. Northeast wind around 7 mph.
Tonight
Mostly clear, with a low around 58. North northeast wind 5 to 9 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 91. North northeast wind 3 to 6 mph.
Sunday Night
Mostly cloudy, with a low around 56. North northeast wind 3 to 7 mph.
Monday
Sunny, with a high near 94. Light and variable wind.
Monday Night
Clear, with a low around 57.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Clear, with a low around 51.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Clear, with a low around 53.
Thursday
Sunny, with a high near 89.
Thursday Night
Clear, with a low around 53.
Friday
Sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Cave Junction OR
 42.23°N 123.66°W (Elev. 1398 ft)
Last Update:
11:26 am PDT Jul 4, 2026
Forecast Valid:
11am PDT Jul 4, 2026-6pm PDT Jul 10, 2026
 
Forecast Discussion
 
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Additional Resources

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