National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Thunderstorms in the Southern Plains; Heavy to Excessive Rainfall in South Central Texas

Widespread rain may produce flash flooding across the Southern Plains into the Ozarks today. Numerous instances of flash flooding are expected in south-central Texas, including the Hill Country. There will also be a risk of isolated severe thunderstorms across the southern Plains today, where an instance or two of severe wind, hail, or a brief tornado may occur. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10375°NLon: 123.68508°WElev: 1389.0ft.

NA

49°F

9°C

Humidity 80%
Wind Speed ESE 1 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 20 Nov 10:52 AM PST
Extended Forecast for

Illinois Valley OR

  • Today

    Today: A 50 percent chance of showers, mainly before 4pm. Mostly sunny, with a high near 50. Light west wind.

    High: 50 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 31. North wind 3 to 5 mph.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 54. North northeast wind 3 to 6 mph.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Patchy fog after 4am. Otherwise, mostly clear, with a low around 32. North wind 3 to 5 mph.

    Low: 32 °F

    Clear then
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 7am. Otherwise, sunny, with a high near 61. Light north northeast wind.

    High: 61 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of showers. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance
    Showers and
    Patchy Fog

  • Monday

    Monday: A chance of showers, mainly before 10am. Areas of fog before 10am. Otherwise, partly sunny, with a high near 54.

    High: 54 °F

    Chance
    Showers and
    Areas Fog

Detailed Forecast

Today
A 50 percent chance of showers, mainly before 4pm. Mostly sunny, with a high near 50. Light west wind.
Tonight
Mostly clear, with a low around 31. North wind 3 to 5 mph.
Friday
Sunny, with a high near 54. North northeast wind 3 to 6 mph.
Friday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 32. North wind 3 to 5 mph.
Saturday
Patchy fog before 7am. Otherwise, sunny, with a high near 61. Light north northeast wind.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Partly sunny, with a high near 60.
Sunday Night
A chance of showers. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 37.
Monday
A chance of showers, mainly before 10am. Areas of fog before 10am. Otherwise, partly sunny, with a high near 54.
Monday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 31.
Tuesday
Areas of fog. Otherwise, mostly sunny, with a high near 54.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 34.
Wednesday
A chance of rain and snow showers. Mostly cloudy, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Illinois Valley OR
 42.09°N 123.68°W (Elev. 1394 ft)
Last Update:
9:41 am PST Nov 20, 2025
Forecast Valid:
11am PST Nov 20, 2025-6pm PST Nov 26, 2025
 
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Additional Resources

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Chance of Precipitation