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

54°F

12°C

Humidity 85%
Wind Speed S 0 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 04 Jul 06:52 AM PDT
Extended Forecast for

14 Miles NW Cave Junction OR

  • Independence Day

    Independence Day: Sunny, with a high near 77. East northeast wind 5 to 9 mph.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 58. Northeast wind 10 to 13 mph.

    Low: 58 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 76. Northeast wind 5 to 11 mph becoming north northwest in the afternoon.

    High: 76 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60. Northwest wind 5 to 7 mph becoming northeast in the evening.

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 74. Light and variable wind becoming west 5 to 8 mph in the afternoon.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

Detailed Forecast

Independence Day
Sunny, with a high near 77. East northeast wind 5 to 9 mph.
Tonight
Increasing clouds, with a low around 58. Northeast wind 10 to 13 mph.
Sunday
Partly sunny, with a high near 76. Northeast wind 5 to 11 mph becoming north northwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 60. Northwest wind 5 to 7 mph becoming northeast in the evening.
Monday
Sunny, with a high near 74. Light and variable wind becoming west 5 to 8 mph in the afternoon.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 70.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles NW Cave Junction OR
 42.29°N 123.83°W (Elev. 3757 ft)
Last Update:
4:41 am PDT Jul 4, 2026
Forecast Valid:
7am PDT Jul 4, 2026-6pm PDT Jul 10, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation