Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Fair

23°F

-5°C

Humidity 42%
Wind Speed Calm
Barometer 30.48 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 7 Feb 11:01 am CST
Extended Forecast for

Illinois Valley Rgnl-Walter A Duncan Field Airport IL

  • Today

    Today: Sunny, with a high near 30. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 30 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 22. Southeast wind 5 to 10 mph.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 35. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 35 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24. East southeast wind around 5 mph becoming south after midnight. Winds could gust as high as 10 mph.

    Low: 24 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 49. Southwest wind 5 to 10 mph.

    High: 49 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 30. Calm wind becoming southeast around 5 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 22. Southeast wind 5 to 10 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 35. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday Night
Mostly cloudy, with a low around 24. East southeast wind around 5 mph becoming south after midnight. Winds could gust as high as 10 mph.
Monday
Partly sunny, with a high near 49. Southwest wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Mostly sunny, with a high near 57.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
Partly sunny, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 42.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 27.
Friday
Mostly cloudy, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
Illinois Valley Rgnl-Walter A Duncan Field Airport IL
 41.34°N 89.14°W
9:06 am CST Feb 7, 2026
11am CST Feb 7, 2026-6pm CST Feb 13, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database