Current conditions at
Illinois Valley Regional Airport (KVYS)
Lat: 41.35°NLon: 89.15°WElev: 650ft.N/A
| Humidity | NA |
| Wind Speed | NA |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | *** Not a current observation *** |
Extended Forecast for
Illinois Valley Rgnl-Walter A Duncan Field Airport IL
Tonight
Low: 46 °F
Breezy.
Chance
Showers then
Mostly CloudyFriday
High: 53 °F
Breezy.
Partly Sunny
then Chance
ShowersFriday Night

Low: 33 °F
Mostly Clear
then Areas
FrostSaturday

High: 58 °F
Frost then
SunnySaturday Night

Low: 37 °F
Clear
Sunday

High: 66 °F
Patchy Frost
then SunnySunday Night

Low: 41 °F
Mostly Clear
Monday

High: 70 °F
Mostly Sunny
Monday Night

Low: 42 °F
Partly Cloudy
Detailed Forecast
Tonight
A 30 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 46. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Friday
A 40 percent chance of showers, mainly between noon and 4pm. Increasing clouds, with a high near 53. Breezy, with a west northwest wind around 20 mph, with gusts as high as 35 mph.
Friday Night
Areas of frost after 4am. Otherwise, mostly clear, with a low around 33. North wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 58. North wind around 5 mph becoming calm.
Saturday Night
Clear, with a low around 37. Calm wind becoming south around 5 mph after midnight. Winds could gust as high as 10 mph.
Sunday
Patchy frost before 7am. Otherwise, sunny, with a high near 66.
Sunday Night
Mostly clear, with a low around 41.
Monday
Mostly sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Mostly sunny, with a high near 75.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Illinois Valley Rgnl-Walter A Duncan Field Airport IL
41.36°N 89.14°W
41.36°N 89.14°W
10:01 pm CDT Oct 15, 2026
10pm CDT Oct 15, 2026-6pm CDT Oct 22, 2026


