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

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Light Snow

30°F

-1°C

Humidity 86%
Wind Speed E 6 mph
Barometer 29.97 in
Dewpoint 26°F (-3°C)
Visibility 3.00 mi
Wind Chill24°F (-4°C)
Last update 6 Dec 9:35 pm CST
Extended Forecast for

McNabb IL

Winter Weather Advisory until December 7, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until December 7, 06:00am

    NOW until 6:00am Sun

    Winter Weather Advisory

  • Tonight

    Low: 31 °F

    Snow then
    Rain/Snow

  • Sunday

    Sunday: Snow, mainly before 8am. Temperature falling to around 17 by 5pm. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 30 °F⇓

    Snow then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 5. Wind chill values as low as -5. North wind 5 to 10 mph becoming light northeast after midnight.

    Low: 5 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, with a high near 23. Calm wind becoming south around 5 mph in the afternoon.

    High: 23 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Rain likely. Mostly cloudy, with a low around 29. Breezy. Chance of precipitation is 70%.

    Low: 29 °F

    Rain Likely
    and Breezy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 36. Breezy.

    High: 36 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Snow before 3am, then snow, possibly mixed with rain between 3am and 4am, then snow after 4am. Steady temperature around 31. Southeast wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.
Sunday
Snow, mainly before 8am. Temperature falling to around 17 by 5pm. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Sunday Night
Increasing clouds, with a low around 5. Wind chill values as low as -5. North wind 5 to 10 mph becoming light northeast after midnight.
Monday
Partly sunny, with a high near 23. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 14.
Tuesday
Mostly cloudy, with a high near 39.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 29. Breezy. Chance of precipitation is 70%.
Wednesday
Mostly cloudy, with a high near 36. Breezy.
Wednesday Night
A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 18.
Thursday
A 30 percent chance of snow. Mostly cloudy, with a high near 26.
Thursday Night
Mostly cloudy, with a low around 9.
Friday
Partly sunny, with a high near 15.
Friday Night
Mostly cloudy, with a low around -2.
Saturday
Partly sunny, with a high near 11.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
McNabb IL
 41.17°N 89.21°W (Elev. 673 ft)
Last Update:
8:36 pm CST Dec 6, 2025
Forecast Valid:
9pm CST Dec 6, 2025-6pm CST Dec 13, 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