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Hazardous Weather Conditions
Current conditions at
Illinois Valley Regional Airport (KVYS)
Lat: 41.35°NLon: 89.15°WElev: 650ft.Unknown Precip
19°F
-7°C
| Humidity | 68% |
| Wind Speed | SW 8 mph |
| Barometer | 29.92 in |
| Dewpoint | 10°F (-12°C) |
| Visibility | 10.00 mi |
| Wind Chill | 9°F (-13°C) |
| Last update | 18 Jan 7:19 pm CST |
Extended Forecast for
Mark IL
Cold Weather Advisory January 19, 03:00am until January 19, 12:00pm
Tonight
Low: 1 °F
Blustery.
Snow Likely
then Mostly
CloudyM.L.King Day

High: 11 °F
Mostly Sunny
and BlusteryMonday Night

Low: 6 °F
Partly Cloudy
Tuesday

High: 25 °F
Mostly Sunny
Tuesday Night
Low: 19 °F
Mostly Cloudy
then Chance
SnowWednesday

High: 31 °F
Partly Sunny
Wednesday Night

Low: 13 °F
Mostly Cloudy
Thursday

High: 22 °F
Partly Sunny
Thursday Night

Low: 10 °F
Mostly Cloudy
Detailed Forecast
Tonight
Snow likely before 11pm, then a chance of flurries between 11pm and midnight. Mostly cloudy, with a low around 1. Wind chill values as low as -20. Blustery, with a northwest wind 10 to 15 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.
M.L.King Day
Mostly sunny, with a high near 11. Wind chill values as low as -20. Blustery, with a west wind 15 to 25 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 6. Wind chill values as low as -5. West wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 25. Wind chill values as low as -5. West wind 5 to 10 mph becoming south in the afternoon.
Tuesday Night
A 40 percent chance of snow after midnight. Mostly cloudy, with a low around 19.
Wednesday
Partly sunny, with a high near 31.
Wednesday Night
Mostly cloudy, with a low around 13.
Thursday
Partly sunny, with a high near 22.
Thursday Night
Mostly cloudy, with a low around 10.
Friday
Partly sunny, with a high near 21.
Friday Night
Mostly cloudy, with a low around 3.
Saturday
Mostly cloudy, with a high near 11.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around -3.
Sunday
Partly sunny and cold, with a high near 10.
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)
3:16 pm CST Jan 18, 2026
7pm CST Jan 18, 2026-6pm CST Jan 25, 2026



