


Current conditions at
Illinois Valley Regional Airport (KVYS)
Lat: 41.35°NLon: 89.15°WElev: 650ft.
Fair
76°F
24°C
Humidity | 51% |
Wind Speed | S 5 mph |
Barometer | 30.11 in |
Dewpoint | 56°F (13°C) |
Visibility | 10.00 mi |
Heat Index | 78°F (26°C) |
Last update | 3 Oct 7:55 pm CDT |
Extended Forecast for
Mark IL
Tonight
Low: 65 °F
Mostly Clear
Saturday
High: 89 °F
Sunny
Saturday Night
Low: 62 °F
Clear
Sunday
High: 86 °F
Sunny then
Sunny and
BreezySunday Night
Low: 63 °F
Mostly Clear
Monday
High: 85 °F
Sunny then
Chance
ShowersMonday Night
Low: 58 °F
Showers
LikelyTuesday
High: 71 °F
Chance
ShowersTuesday Night
Low: 46 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 65. South wind around 5 mph.
Saturday
Sunny, with a high near 89. South wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Clear, with a low around 62. South wind around 10 mph.
Sunday
Sunny, with a high near 86. Breezy, with a south wind 10 to 20 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 63.
Monday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 85.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. Chance of precipitation is 70%.
Tuesday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 48.
Friday
Mostly sunny, with a high near 76.
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)
5:56 pm CDT Oct 3, 2025
8pm CDT Oct 3, 2025-6pm CDT Oct 10, 2025