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

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Fair

8°F

-13°C

Humidity 85%
Wind Speed NW 3 mph
Barometer 30.37 in
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Last update 8 Dec 5:15 am CST
Extended Forecast for

McNabb IL

  • Today

    Today: A chance of flurries between 8am and 9am. Partly sunny, with a high near 22. Calm wind becoming south around 5 mph in the morning.

    High: 22 °F

    Chance
    Flurries

  • Tonight

    Tonight: Mostly cloudy, with a temperature rising to around 27 by 5am. South wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 17 °F⇑

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 40. Southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 40 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before midnight. Cloudy, with a low around 33. Breezy, with a south wind 15 to 25 mph becoming west after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 70%.

    Low: 33 °F

    Rain Likely
    and Breezy

  • Wednesday

    Wednesday: A chance of rain and snow before 9am, then a chance of snow between 9am and noon. Mostly cloudy, with a high near 37. Breezy. Chance of precipitation is 30%.

    High: 37 °F

    Breezy.
    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of snow after noon. Mostly cloudy, with a high near 25.

    High: 25 °F

    Mostly Cloudy
    then Chance
    Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 11.

    Low: 11 °F

    Chance Snow

  • Friday

    Friday: A 30 percent chance of snow after noon. Mostly cloudy, with a high near 19.

    High: 19 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Today
A chance of flurries between 8am and 9am. Partly sunny, with a high near 22. Calm wind becoming south around 5 mph in the morning.
Tonight
Mostly cloudy, with a temperature rising to around 27 by 5am. South wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly cloudy, with a high near 40. Southwest wind around 15 mph, with gusts as high as 25 mph.
Tuesday Night
Rain likely, mainly before midnight. Cloudy, with a low around 33. Breezy, with a south wind 15 to 25 mph becoming west after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 70%.
Wednesday
A chance of rain and snow before 9am, then a chance of snow between 9am and noon. Mostly cloudy, with a high near 37. Breezy. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 16.
Thursday
A 30 percent chance of snow after noon. Mostly cloudy, with a high near 25.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 11.
Friday
A 30 percent chance of snow after noon. Mostly cloudy, with a high near 19.
Friday Night
Mostly cloudy, with a low around -3.
Saturday
Partly sunny and cold, with a high near 8.
Saturday Night
Mostly cloudy, with a low around -2.
Sunday
Mostly sunny, with a high near 17.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
McNabb IL
 41.17°N 89.21°W (Elev. 673 ft)
Last Update:
3:26 am CST Dec 8, 2025
Forecast Valid:
5am CST Dec 8, 2025-6pm CST Dec 14, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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