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

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Fog/Mist

19°F

-7°C

Humidity 88%
Wind Speed W 6 mph
Barometer 30.03 in (1018.7 mb)
Dewpoint 16°F (-9°C)
Visibility 4.00 mi
Wind Chill11°F (-12°C)
Last update 2 Dec 9:53 am CST
Extended Forecast for

McCook IL

  • Today

    Today: Partly sunny, with a high near 26. West southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 26 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a temperature falling to near 20 by 10pm, then rising to around 24 during the remainder of the night. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 20 °F⇑

    Mostly Cloudy

  • Wednesday

    Wednesday: Snow likely, mainly after noon. Cloudy, with a high near 33. Southwest wind around 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow
    then Snow
    Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 5. Wind chill values as low as -7. Northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 5 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 16. Northwest wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 16 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 3.

    Low: 3 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 24.

    High: 24 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 28.

    High: 28 °F

    Mostly Cloudy

Detailed Forecast

Today
Partly sunny, with a high near 26. West southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
Mostly cloudy, with a temperature falling to near 20 by 10pm, then rising to around 24 during the remainder of the night. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Snow likely, mainly after noon. Cloudy, with a high near 33. Southwest wind around 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
A 20 percent chance of snow before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 5. Wind chill values as low as -7. Northwest wind around 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 16. Northwest wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
Partly cloudy, with a low around 3.
Friday
Partly sunny, with a high near 24.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Mostly cloudy, with a high near 28.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 16.
Sunday
A chance of snow. Partly sunny, with a high near 28.
Sunday Night
Mostly cloudy, with a low around 13.
Monday
Mostly cloudy, with a high near 26.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
McCook IL
 41.8°N 87.83°W
Last Update:
9:31 am CST Dec 2, 2025
Forecast Valid:
10am CST Dec 2, 2025-6pm CST Dec 8, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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