Severe Thunderstorms in the Ohio Valley and Mid-Atlantic; Heat Continuing in the Central U.S.

Widespread strong to severe thunderstorms are expected from the Upper Ohio Valley into the Mid-Atlantic through Friday, with damaging winds as the primary threat. Dangerous heat will continue from the South-Central U.S. to the Midwest, Ohio/Tennessee valleys, and Mid-Atlantic. Widespread Major to Extreme Heat Risk is forecast into the weekend and will confine to the South-Central U.S. by Labor Day Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

57°F

14°C

Humidity 81%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 03 Sep 06:52 PM PDT
Extended Forecast for

13 Miles ESE Cave Junction OR

  • Tonight

    Tonight: A 40 percent chance of showers after 2am.  Snow level 6900 feet. Mostly cloudy, with a steady temperature around 44. South wind around 10 mph.

    Low: 44 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms, mainly between 4pm and 5pm.  Snow level 7300 feet. Partly sunny, with a high near 53. South wind 7 to 9 mph becoming west southwest in the afternoon.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 53 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 10 percent chance of showers before 7pm.  Snow level 7300 feet. Mostly cloudy, then gradually becoming clear, with a low around 42. West wind 5 to 9 mph becoming southeast after midnight.

    Low: 42 °F

    Slight Chance
    Showers then
    Clear

  • Saturday

    Saturday: Sunny, with a high near 59. Southeast wind 5 to 7 mph becoming northwest in the morning.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 11pm.  Mostly cloudy, with a low around 47. West northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 47 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 11am.  Partly sunny, with a high near 56. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 56 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 40 percent chance of rain before 11pm.  Snow level 7900 feet. Partly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain
    then Partly
    Cloudy

  • Labor Day

    Labor Day: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Tonight
A 40 percent chance of showers after 2am. Snow level 6900 feet. Mostly cloudy, with a steady temperature around 44. South wind around 10 mph.
Friday
Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms, mainly between 4pm and 5pm. Snow level 7300 feet. Partly sunny, with a high near 53. South wind 7 to 9 mph becoming west southwest in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 10 percent chance of showers before 7pm. Snow level 7300 feet. Mostly cloudy, then gradually becoming clear, with a low around 42. West wind 5 to 9 mph becoming southeast after midnight.
Saturday
Sunny, with a high near 59. Southeast wind 5 to 7 mph becoming northwest in the morning.
Saturday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 47. West northwest wind 5 to 8 mph becoming calm in the evening.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 11am. Partly sunny, with a high near 56. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 40 percent chance of rain before 11pm. Snow level 7900 feet. Partly cloudy, with a low around 45.
Labor Day
Sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 70.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles ESE Cave Junction OR
 42.09°N 123.41°W (Elev. 4806 ft)
4:41 pm PDT Sep 3, 2026
7pm PDT Sep 3, 2026-6pm PDT Sep 10, 2026
 
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Additional Resources

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National Digital Forecast Database