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Hazardous Weather Conditions

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Fair

18°F

-8°C

Humidity 79%
Wind Speed SW 5 mph
Barometer 30.22 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 5 Feb 3:21 am CST
Extended Forecast for

Mark IL

  • Overnight

    Overnight: Partly cloudy early, then becoming cloudy, with a low around 14. Southwest wind around 5 mph.

    Low: 14 °F

    Becoming
    Cloudy

  • Thursday

    Thursday: A chance of snow between 9am and noon. Mostly cloudy, with a high near 35. Southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 35 °F

    Chance Snow
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: A slight chance of snow between midnight and 3am, then a slight chance of freezing rain after 3am. Mostly cloudy, with a low around 27. South wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    Low: 27 °F

    Mostly Cloudy
    then Slight
    Chance Wintry
    Mix

  • Friday

    Friday: A slight chance of freezing rain, mixing with drizzle after 8am, then gradually ending. Mostly cloudy, with a high near 38. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 38 °F

    Slight Chance
    Drizzle/Freezing
    Rain and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy early, then becoming cloudy, with a low around 14. Southwest wind around 5 mph.
Thursday
A chance of snow between 9am and noon. Mostly cloudy, with a high near 35. Southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Thursday Night
A slight chance of snow between midnight and 3am, then a slight chance of freezing rain after 3am. Mostly cloudy, with a low around 27. South wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Friday
A slight chance of freezing rain, mixing with drizzle after 8am, then gradually ending. Mostly cloudy, with a high near 38. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 13.
Saturday
Mostly sunny, with a high near 28.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
Mostly sunny, with a high near 42.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Mostly sunny, with a high near 52.
Tuesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 33.
Wednesday
A 40 percent chance of rain. Cloudy, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mark IL
 41.26°N 89.26°W (Elev. 699 ft)
Last Update:
3:06 am CST Feb 5, 2026
Forecast Valid:
3am CST Feb 5, 2026-6pm CST Feb 11, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation