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Hazardous Weather Conditions

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Mostly Cloudy

63°F

17°C

Humidity 94%
Wind Speed S 16 mph
Barometer 29.62 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 27 Apr 9:00 pm CDT
Extended Forecast for

Illinois Valley Rgnl-Walter A Duncan Field Airport IL

Flood Watch April 28, 01:00pm until May 2, 07:00pm
Click here for hazard details and duration
Flood Watch

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms before 11pm. Cloudy, with a low around 49. West wind around 15 mph, with gusts as high as 25 mph.

    Low: 49 °F

    Chance
    T-storms then
    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 63. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 63 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 47. North wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 47 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 61. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 61 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41. North northwest wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms before 11pm. Cloudy, with a low around 49. West wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly cloudy, with a high near 63. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 47. North wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday
Mostly sunny, with a high near 61. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 41. North northwest wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Thursday
Mostly sunny, with a high near 61.
Thursday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 40.
Friday
Partly sunny, with a high near 56.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 69.
Sunday Night
A chance of showers. Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Illinois Valley Rgnl-Walter A Duncan Field Airport IL
 41.34°N 89.14°W
Last Update:
9:11 pm CDT Apr 27, 2026
Forecast Valid:
9pm CDT Apr 27, 2026-6pm CDT May 4, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation