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.

Mostly Cloudy

-2°F

-19°C

Humidity 76%
Wind Speed S 5 mph
Barometer 30.53 in
Dewpoint -8°F (-22°C)
Visibility 10.00 mi
Wind Chill-13°F (-25°C)
Last update 14 Dec 11:35 pm CST
Extended Forecast for

Mc Nabb IL

  • Tonight

    Tonight: Patchy blowing snow after 3am. Mostly cloudy, with a temperature rising to around 5 by 5am. Wind chill values as low as -15. South wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: -3 °F⇑

    Patchy
    Blowing Snow

  • Monday

    Monday: Patchy blowing snow. Mostly sunny, with a high near 28. Wind chill values as low as -10. Southwest wind 5 to 15 mph, with gusts as high as 30 mph.

    High: 28 °F

    Patchy
    Blowing Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16. Southwest wind around 5 mph becoming calm.

    Low: 16 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 37. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 37 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 32. Breezy.

    Low: 32 °F

    Mostly Cloudy
    then Chance
    Rain and
    Breezy

  • Thursday

    Thursday: Rain likely, mainly before noon. Mostly cloudy, with a high near 47. Breezy. Chance of precipitation is 60%.

    High: 47 °F

    Breezy. Rain
    Likely then
    Chance Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 10. Breezy.

    Low: 10 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

Detailed Forecast

Tonight
Patchy blowing snow after 3am. Mostly cloudy, with a temperature rising to around 5 by 5am. Wind chill values as low as -15. South wind 5 to 15 mph, with gusts as high as 20 mph.
Monday
Patchy blowing snow. Mostly sunny, with a high near 28. Wind chill values as low as -10. Southwest wind 5 to 15 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 16. Southwest wind around 5 mph becoming calm.
Tuesday
Mostly sunny, with a high near 37. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 32. Breezy.
Thursday
Rain likely, mainly before noon. Mostly cloudy, with a high near 47. Breezy. Chance of precipitation is 60%.
Thursday Night
Partly cloudy, with a low around 10. Breezy.
Friday
Mostly sunny, with a high near 28.
Friday Night
Mostly cloudy, with a low around 23.
Saturday
Mostly cloudy, with a high near 44.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mc Nabb IL
 41.17°N 89.21°W (Elev. 673 ft)
Last Update:
11:46 pm CST Dec 14, 2025
Forecast Valid:
11pm CST Dec 14, 2025-6pm CST Dec 21, 2025
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation