Hazardous Weather Conditions
Current conditions at
Illinois Valley Regional Airport (KVYS)
Lat: 41.35°NLon: 89.15°WElev: 650ft.
Overcast
55°F
13°C
| Humidity | 77% |
| Wind Speed | E 8 mph |
| Barometer | 30.05 in |
| Dewpoint | 48°F (9°C) |
| Visibility | 10.00 mi |
| Wind Chill | 53°F (12°C) |
| Last update | 3 Apr 1:57 pm CDT |
Extended Forecast for
Mark IL
This Afternoon

High: 65 °F
Chance
T-stormsTonight
Low: 51 °F
T-storms then
ShowersSaturday
High: 55 °F⇓
Breezy.
Slight Chance
Showers then
Mostly CloudySaturday Night
Low: 36 °F
Mostly Cloudy
and Breezy
then Mostly
CloudySunday

High: 52 °F
Mostly Sunny
Sunday Night

Low: 37 °F
Mostly Clear
Monday

High: 52 °F
Mostly Sunny
Monday Night

Low: 27 °F
Mostly Clear
Tuesday

High: 48 °F
Mostly Sunny
Detailed Forecast
This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly cloudy, with a high near 65. East wind 5 to 10 mph.
Tonight
Showers and thunderstorms, mainly before 4am. Low around 51. East wind 10 to 15 mph becoming south after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A slight chance of showers between 7am and 10am. Mostly cloudy, with a temperature falling to around 48 by 5pm. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Saturday Night
Mostly cloudy, with a low around 36. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Mostly clear, with a low around 37.
Monday
Mostly sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 27.
Tuesday
Mostly sunny, with a high near 48.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Partly sunny, with a high near 68. Breezy.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 52. Breezy.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 69. Breezy.
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)
1:31 pm CDT Apr 3, 2026
2pm CDT Apr 3, 2026-6pm CDT Apr 9, 2026



