Current conditions at
Illinois Valley Regional Airport (KVYS)
Lat: 41.35°NLon: 89.15°WElev: 650ft.
Fair
37°F
3°C
| Humidity | 70% |
| Wind Speed | S 15 mph |
| Barometer | 29.87 in |
| Dewpoint | 28°F (-2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 28°F (-2°C) |
| Last update | 9 Feb 10:41 pm CST |
Extended Forecast for
Illinois Valley Rgnl-Walter A Duncan Field Airport IL
Tonight

Low: 37 °F
Mostly Cloudy
Tuesday

High: 47 °F
Mostly Sunny
Tuesday Night

Low: 26 °F
Mostly Clear
Wednesday

High: 43 °F
Sunny
Wednesday Night

Low: 27 °F
Partly Cloudy
Thursday
High: 41 °F
Cloudy then
Slight Chance
SnowThursday Night

Low: 27 °F
Slight Chance
SnowFriday

High: 45 °F
Mostly Sunny
Friday Night

Low: 29 °F
Mostly Cloudy
Detailed Forecast
Tonight
Mostly cloudy, with a low around 37. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 47. West wind 10 to 15 mph becoming north northwest in the morning. Winds could gust as high as 30 mph.
Tuesday Night
Mostly clear, with a low around 26. Northwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 43. Northwest wind around 10 mph, with gusts as high as 15 mph.
Wednesday Night
Partly cloudy, with a low around 27. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Thursday
A 20 percent chance of snow after noon. Cloudy, with a high near 41.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 27.
Friday
Mostly sunny, with a high near 45.
Friday Night
Mostly cloudy, with a low around 29.
Saturday
A chance of rain after noon. Mostly cloudy, with a high near 45.
Saturday Night
Rain likely. Mostly cloudy, with a low around 32.
Sunday
A chance of rain. Mostly sunny, with a high near 45.
Sunday Night
Partly cloudy, with a low around 30.
Washington's Birthday
Mostly cloudy, with a high near 49.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Illinois Valley Rgnl-Walter A Duncan Field Airport IL
41.34°N 89.14°W
41.34°N 89.14°W
9:16 pm CST Feb 9, 2026
10pm CST Feb 9, 2026-6pm CST Feb 16, 2026


