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Current conditions at
Illinois Valley Regional Airport (KVYS)
Lat: 41.35°NLon: 89.15°WElev: 650ft.
Fair
32°F
0°C
| Humidity | 80% |
| Wind Speed | Calm |
| Barometer | 30.07 in |
| Dewpoint | 27°F (-3°C) |
| Visibility | 10.00 mi |
| Last update | 14 Feb 1:01 am CST |
Extended Forecast for
Mark IL
Overnight
Low: 31 °F
Partly Cloudy
Saturday
High: 54 °F
Mostly Cloudy
Saturday Night
Low: 36 °F
Slight Chance
Rain then
Partly CloudySunday
High: 58 °F
Sunny
Sunday Night
Low: 39 °F
Partly Cloudy
Washington's Birthday
High: 62 °F
Partly Sunny
Monday Night
Low: 42 °F
Mostly Cloudy
Tuesday
High: 58 °F
Mostly Cloudy
Tuesday Night
Low: 48 °F
Chance Rain
Detailed Forecast
Overnight
Partly cloudy, with a low around 31. South wind around 5 mph.
Saturday
Mostly cloudy, with a high near 54. Calm wind becoming south around 5 mph.
Saturday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 36. South wind around 5 mph becoming calm after midnight.
Sunday
Sunny, with a high near 58. Calm wind becoming west around 5 mph.
Sunday Night
Partly cloudy, with a low around 39.
Washington's Birthday
Partly sunny, with a high near 62.
Monday Night
Mostly cloudy, with a low around 42.
Tuesday
Mostly cloudy, with a high near 58.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 48.
Wednesday
Partly sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
A 50 percent chance of rain. Partly sunny, with a high near 54.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 33.
Friday
Mostly sunny, with a high near 44.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Mark IL
41.26°N 89.26°W (Elev. 699 ft)
41.26°N 89.26°W (Elev. 699 ft)
11:31 pm CST Feb 13, 2026
1am CST Feb 14, 2026-6pm CST Feb 20, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
