Hazardous Weather Conditions
Current conditions at
Illinois Valley Regional Airport (KVYS)
Lat: 41.35°NLon: 89.15°WElev: 650ft.
Overcast
40°F
4°C
| Humidity | 74% |
| Wind Speed | NW 14 G 18 mph |
| Barometer | 30.06 in |
| Dewpoint | 32°F (0°C) |
| Visibility | 10.00 mi |
| Wind Chill | 32°F (0°C) |
| Last update | 11 Mar 5:55 pm CDT |
Extended Forecast for
Mark IL
Tonight
Low: 28 °F
Gradual
Clearing and
Blustery then
ClearThursday

High: 48 °F
Increasing
CloudsThursday Night

Low: 39 °F
Chance Rain
and WindyFriday

High: 49 °F
Mostly Sunny
and WindyFriday Night

Low: 30 °F
Mostly Cloudy
Saturday

High: 43 °F
Cloudy
Saturday Night
Low: 36 °F
Chance Snow
then Chance
Rain/SnowSunday

High: 53 °F
Rain and
BreezySunday Night

Low: 17 °F
Chance
Rain/Snow and
Blustery
Detailed Forecast
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 28. Blustery, with a northwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.
Thursday
Increasing clouds, with a high near 48. West wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 39. Windy, with a south wind 20 to 25 mph increasing to 25 to 30 mph in the evening. Winds could gust as high as 45 mph.
Friday
Mostly sunny, with a high near 49. Windy, with a west wind 25 to 30 mph, with gusts as high as 45 mph.
Friday Night
Mostly cloudy, with a low around 30.
Saturday
Cloudy, with a high near 43.
Saturday Night
A chance of snow before 1am, then a chance of rain and snow. Cloudy, with a low around 36. Chance of precipitation is 50%.
Sunday
Rain. High near 53. Breezy. Chance of precipitation is 90%.
Sunday Night
A chance of rain and snow before 1am, then a chance of snow. Mostly cloudy, with a low around 17. Blustery. Chance of precipitation is 50%.
Monday
Mostly cloudy, with a high near 26. Blustery.
Monday Night
Partly cloudy, with a low around 9.
Tuesday
Partly sunny, with a high near 31.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 23.
Wednesday
Mostly cloudy, with a high near 42.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Mark IL
41.26°N 89.26°W (Elev. 699 ft)
41.26°N 89.26°W (Elev. 699 ft)
3:17 pm CDT Mar 11, 2026
6pm CDT Mar 11, 2026-6pm CDT Mar 18, 2026



