Hazardous Weather Conditions
Current conditions at
Illinois Valley Regional Airport (KVYS)
Lat: 41.35°NLon: 89.15°WElev: 650ft.
Mostly Cloudy
72°F
22°C
| Humidity | 100% |
| Wind Speed | SE 5 mph |
| Barometer | 29.96 in |
| Dewpoint | 72°F (22°C) |
| Visibility | 10.00 mi |
| Last update | 4 Jul 4:46 pm CDT |
Extended Forecast for
Illinois Valley Rgnl-Walter A Duncan Field Airport IL
Flood Watch July 4, 05:27pm until July 4, 10:00pm
Flood Advisory until July 4, 05:45pm
Flood Warning until July 7, 04:26pm
NOW: Multiple hazards in effect

Click HERE for Details
Independence Day

High: 70 °F
Severe
ThunderstormsTonight

Low: 66 °F
Severe
ThunderstormsSunday
High: 81 °F
Mostly Cloudy
then
Scattered
T-stormsSunday Night
Low: 62 °F
Isolated
T-storms then
Mostly ClearMonday

High: 81 °F
Sunny
Monday Night

Low: 60 °F
Mostly Clear
Tuesday

High: 83 °F
Sunny
Tuesday Night

Low: 65 °F
Mostly Clear
Detailed Forecast
Independence Day
Scattered showers and thunderstorms. Some of the storms could be severe. Cloudy, with a steady temperature around 70. Northeast wind around 5 mph. Chance of precipitation is 50%.
Tonight
Isolated showers and thunderstorms before 3am. Some of the storms could be severe. Mostly cloudy, with a low around 66. Northeast wind around 5 mph. Chance of precipitation is 20%.
Sunday
Scattered showers and thunderstorms, mainly between 1pm and 4pm. Mostly cloudy, with a high near 81. Northeast wind around 5 mph. Chance of precipitation is 30%.
Sunday Night
Isolated showers and thunderstorms before 7pm. Partly cloudy, with a low around 62. North northeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 10%.
Monday
Sunny, with a high near 81. East northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Sunny, with a high near 87.
Wednesday Night
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 86.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 84.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
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
4:46 pm CDT Jul 4, 2026
5pm CDT Jul 4, 2026-6pm CDT Jul 11, 2026



