Showers and Storms continue across the East; Heat, Critical Fire Weather, Drought, and Poor Air Quality continues in the West

A series of fronts will focus locally heavy showers and storms across portions of the central and eastern U.S. through the end of the workweek. Dangerous to extreme heat continues across the Southwest U.S., eventually spreading eastward over the weekend into early next week. Elevated fire weather conditions continue across the Great Basin, with degraded air quality lingering across the Northwest. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

95°F

35°C

Humidity 18%
Wind Speed SW 5 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Heat Index91°F (33°C)
Last update 04 Aug 07:52 PM PDT
Extended Forecast for

15 Miles NW Cave Junction OR

Heat Advisory August 4, 08:52pm until August 6, 11:00pm
Red Flag Warning August 5, 02:00pm until August 5, 09:00pm
Red Flag Warning August 4, 08:52pm until August 4, 09:00pm
Click here for hazard details and duration
Heat Advisory
Red Flag Warning
...
  •  
    Heat Advisory August 4, 08:52pm until August 6, 11:00pm
    Red Flag Warning August 4, 08:52pm until August 4, 09:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 66 °F

    Areas Smoke

  • Wednesday

    Wednesday: Areas of smoke. Sunny, with a high near 87. Light and variable wind becoming west southwest 5 to 9 mph in the afternoon.

    High: 87 °F

    Areas Smoke

  • Wednesday Night

    Wednesday Night: Patchy smoke. Clear, with a low around 65. West wind 5 to 9 mph becoming east in the evening.

    Low: 65 °F

    Patchy Smoke

  • Thursday

    Thursday: Sunny, with a high near 85. Light and variable wind becoming west 5 to 7 mph in the afternoon.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 64. West wind 5 to 8 mph becoming northeast after midnight.

    Low: 64 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 64.

    Low: 64 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Tonight
Areas of smoke. Clear, with a low around 66. East wind 6 to 8 mph.
Wednesday
Areas of smoke. Sunny, with a high near 87. Light and variable wind becoming west southwest 5 to 9 mph in the afternoon.
Wednesday Night
Patchy smoke. Clear, with a low around 65. West wind 5 to 9 mph becoming east in the evening.
Thursday
Sunny, with a high near 85. Light and variable wind becoming west 5 to 7 mph in the afternoon.
Thursday Night
Clear, with a low around 64. West wind 5 to 8 mph becoming northeast after midnight.
Friday
Sunny, with a high near 89.
Friday Night
Clear, with a low around 64.
Saturday
Sunny, with a high near 82.
Saturday Night
Clear, with a low around 60.
Sunday
Sunny, with a high near 77.
Sunday Night
Clear, with a low around 58.
Monday
Sunny, with a high near 76.
Monday Night
Clear, with a low around 57.
Tuesday
Sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles NW Cave Junction OR
 42.33°N 123.87°W (Elev. 3773 ft)
4:40 pm PDT Aug 4, 2026
8pm PDT Aug 4, 2026-6pm PDT Aug 11, 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