Risks of Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Fire Weather Concerns in Alaska and Southwest

An expansive storm system will bring widespread storms with a threat for flash flooding and severe weather to much of the central to eastern U.S. into early this week. Critical fire weather conditions are expected across interior Alaska this weekend. Elevated fire conditions also expected in the Southwest U.S.. Conditions will remain uncomfortably hot across the southern Plains and the Southeast. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

68°F

20°C

Humidity 57%
Wind Speed SW 5 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 20 Jun 08:52 PM PDT
Extended Forecast for

7 Miles NNE Cave Junction OR

Heat Advisory June 22, 11:00am until June 23, 11:00pm
Click here for hazard details and duration
Heat Advisory
  • Tonight

    Tonight: Clear, with a low around 48. Light east northeast wind.

    Low: 48 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 88. Calm wind becoming north northeast around 6 mph in the morning.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 51. North northeast wind around 6 mph becoming calm  in the evening.

    Low: 51 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 96. Calm wind becoming north northeast around 5 mph.

    High: 96 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 57. Light and variable wind.

    Low: 57 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 55.

    Low: 55 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 53.

    Low: 53 °F

    Clear

Detailed Forecast

Tonight
Clear, with a low around 48. Light east northeast wind.
Sunday
Sunny, with a high near 88. Calm wind becoming north northeast around 6 mph in the morning.
Sunday Night
Clear, with a low around 51. North northeast wind around 6 mph becoming calm in the evening.
Monday
Sunny and hot, with a high near 96. Calm wind becoming north northeast around 5 mph.
Monday Night
Clear, with a low around 57. Light and variable wind.
Tuesday
Sunny and hot, with a high near 97.
Tuesday Night
Clear, with a low around 55.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Clear, with a low around 53.
Thursday
Sunny, with a high near 90.
Thursday Night
Mostly clear, with a low around 52.
Friday
Mostly sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Sunny, with a high near 80.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Cave Junction OR
 42.24°N 123.57°W (Elev. 1506 ft)
4:40 pm PDT Jun 20, 2026
9pm PDT Jun 20, 2026-6pm PDT Jun 27, 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