National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Light Rain and Breezy

26°F

-3°C

Humidity 90%
Wind Speed NW 22 G 31 mph
Barometer 29.52 in
Dewpoint 23°F (-5°C)
Visibility 2.00 mi
Wind Chill12°F (-11°C)
Last update 16 Mar 5:55 am CDT
Extended Forecast for

Mark IL

Blizzard Warning March 16, 06:08am until March 16, 01:00pm
Click here for hazard details and duration
Blizzard Warning
  •  
    Blizzard Warning March 16, 06:08am until March 16, 01:00pm

    NOW until 1:00pm Mon

    Blizzard Warning

  • Today

    High: 24 °F

    Heavy Snow
    and Blowing
    Snow

  • Tonight

    Tonight: Patchy blowing snow before 9pm. Mostly cloudy, with a low around 8. Wind chill values as low as -10. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 8 °F

    Patchy
    Blowing Snow
    and Blustery
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 25. Wind chill values as low as -5. Northwest wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 25 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Snow. Low around 20. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 20 °F

    Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Today
Snow, mainly before 9am. The snow could be heavy at times. Widespread blowing snow, mainly before 7am. High near 24. Blustery, with a northwest wind around 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Patchy blowing snow before 9pm. Mostly cloudy, with a low around 8. Wind chill values as low as -10. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday
Increasing clouds, with a high near 25. Wind chill values as low as -5. Northwest wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Snow. Low around 20. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Mostly sunny, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 31.
Thursday
Mostly sunny, with a high near 54.
Thursday Night
Mostly cloudy, with a low around 35.
Friday
Partly sunny, with a high near 63.
Friday Night
Mostly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Partly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mark IL
 41.26°N 89.26°W (Elev. 699 ft)
Last Update:
3:06 am CDT Mar 16, 2026
Forecast Valid:
6am CDT Mar 16, 2026-6pm CDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation