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Widespread Showers and Thunderstorms in Southern California and the Southern Plains into the Mississippi Valley

Isolated strong to severe thunderstorms and widespread heavy rainfall are possible across the southern Plains into Arkansas. Widespread showers with a slight chance of thunderstorms are possible across southern California. Urban flooding, rock and mudslides as well as minor debris flows near burn scars are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Fog/Mist

47°F

8°C

Humidity 99%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 47°F (8°C)
Visibility 2.50 mi
Last update 20 Nov 11:55 pm CST
Extended Forecast for

3 Miles ENE McNabb IL

  • Overnight

    Overnight: Patchy fog after 5am. Otherwise, cloudy, with a low around 44. Calm wind becoming north around 5 mph.

    Low: 44 °F

    Patchy Fog

  • Friday

    Friday: A 50 percent chance of rain after 4pm. Patchy fog before 9am. Otherwise, cloudy, with a high near 49. Northeast wind around 5 mph.

    High: 49 °F

    Patchy Fog
    then Chance
    Rain

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 30. North wind around 5 mph.

    Low: 30 °F

    Chance Rain
    then Partly
    Cloudy

  • Saturday

    Saturday: Sunny, with a high near 52. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 52 °F

    Sunny

  • Saturday Night

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

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of rain after noon. Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday Night

    Monday Night: Rain. Low around 46. Chance of precipitation is 80%.

    Low: 46 °F

    Rain

Detailed Forecast

Overnight
Patchy fog after 5am. Otherwise, cloudy, with a low around 44. Calm wind becoming north around 5 mph.
Friday
A 50 percent chance of rain after 4pm. Patchy fog before 9am. Otherwise, cloudy, with a high near 49. Northeast wind around 5 mph.
Friday Night
A 30 percent chance of rain, mainly before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 30. North wind around 5 mph.
Saturday
Sunny, with a high near 52. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 38.
Monday
A 40 percent chance of rain after noon. Mostly cloudy, with a high near 56.
Monday Night
Rain. Low around 46. Chance of precipitation is 80%.
Tuesday
A 30 percent chance of rain before noon. Mostly cloudy, with a high near 57.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Partly sunny, with a high near 42.
Wednesday Night
Partly cloudy, with a low around 25.
Thanksgiving Day
Partly sunny, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE McNabb IL
 41.19°N 89.15°W (Elev. 741 ft)
Last Update:
9:51 pm CST Nov 20, 2025
Forecast Valid:
12am CST Nov 21, 2025-6pm CST Nov 27, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation