Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

83°F

28°C

Humidity 37%
Wind Speed NNW 3 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Heat Index82°F (28°C)
Last update 17 Aug 07:52 PM PDT
Extended Forecast for

Cave Junction OR

  • Tonight

    Tonight: Mostly clear, with a low around 54. Light north northwest wind.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. Calm wind becoming north around 6 mph in the afternoon.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55. North wind 5 to 7 mph.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 93. Calm wind becoming north northeast around 5 mph.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 54. Light north northwest wind.
Tuesday
Sunny, with a high near 93. Calm wind becoming north around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 55. North wind 5 to 7 mph.
Wednesday
Sunny, with a high near 93. Calm wind becoming north northeast around 5 mph.
Wednesday Night
Mostly clear, with a low around 55. North northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 91.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 88.
Sunday Night
Clear, with a low around 53.
Monday
Sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Cave Junction OR
 42.17°N 123.64°W (Elev. 1398 ft)
4:40 pm PDT Aug 17, 2026
8pm PDT Aug 17, 2026-6pm PDT Aug 24, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database