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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

90°F

32°C

Humidity 13%
Wind Speed NNE 11 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Heat Index86°F (30°C)
Last update 17 Jun 06:52 PM PDT
Extended Forecast for

6 Miles ENE Cave Junction OR

  • Tonight

    Tonight: Mostly cloudy, with a low around 55. North northeast wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 22 mph.

    Low: 55 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy through mid morning, then gradual clearing, with a high near 90. Calm wind becoming west around 5 mph in the afternoon.

    High: 90 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. Light and variable wind.

    Low: 56 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 82. Calm wind becoming west around 6 mph in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51. West wind 5 to 7 mph becoming calm in the evening.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 50.

    Low: 50 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 55. North northeast wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 22 mph.
Thursday
Mostly cloudy through mid morning, then gradual clearing, with a high near 90. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 56. Light and variable wind.
Juneteenth
Mostly sunny, with a high near 82. Calm wind becoming west around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 51. West wind 5 to 7 mph becoming calm in the evening.
Saturday
Sunny, with a high near 81.
Saturday Night
Clear, with a low around 50.
Sunday
Sunny, with a high near 85.
Sunday Night
Clear, with a low around 54.
Monday
Sunny, with a high near 90.
Monday Night
Clear, with a low around 58.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Clear, with a low around 56.
Wednesday
Sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ENE Cave Junction OR
 42.18°N 123.53°W (Elev. 2001 ft)
Last Update:
4:40 pm PDT Jun 17, 2026
Forecast Valid:
7pm PDT Jun 17, 2026-6pm PDT Jun 24, 2026
 
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Additional Resources

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Chance of Precipitation