Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

64°F

18°C

Humidity 71%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Last update 13 Aug 11:52 PM PDT
Extended Forecast for

11 Miles SE Illinois Valley OR

  • Overnight

    Overnight: Clear, with a temperature rising to around 61 by 4am. East wind around 5 mph becoming light and variable.

    Low: 56 °F

    Clear

  • Friday

    Friday: A slight chance of showers between 2pm and 3pm.  Patchy smoke before 10am. Increasing clouds, with a high near 63. Calm wind becoming west 5 to 8 mph in the afternoon.  Chance of precipitation is 20%.

    High: 63 °F

    Patchy Smoke
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 55. West wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 55 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Patchy smoke before 1pm. Sunny, with a high near 65. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 65 °F

    Patchy Smoke

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56. West northwest wind 6 to 8 mph becoming northeast after midnight.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a temperature rising to around 61 by 4am. East wind around 5 mph becoming light and variable.
Friday
A slight chance of showers between 2pm and 3pm. Patchy smoke before 10am. Increasing clouds, with a high near 63. Calm wind becoming west 5 to 8 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 55. West wind 5 to 7 mph becoming light and variable after midnight.
Saturday
Patchy smoke before 1pm. Sunny, with a high near 65. Calm wind becoming west 5 to 8 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 56. West northwest wind 6 to 8 mph becoming northeast after midnight.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Mostly cloudy, with a low around 60.
Monday
Partly sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 65.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
Sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles SE Illinois Valley OR
 41.98°N 123.53°W (Elev. 5400 ft)
11:26 pm PDT Aug 13, 2026
12am PDT Aug 14, 2026-6pm PDT Aug 20, 2026
 
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Additional Resources

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