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.

Mostly Cloudy and Breezy

34°F

1°C

Humidity 70%
Wind Speed N 21 G 31 mph
Barometer 30.09 in (1019.7 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 22 Mar 10:53 pm CDT
Extended Forecast for

McCook IL

  • Tonight

    Tonight: Mostly cloudy, with a steady temperature around 32. North wind around 15 mph, with gusts as high as 30 mph.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 42. North wind around 10 mph, with gusts as high as 20 mph.

    High: 42 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31. East wind around 5 mph becoming south after midnight.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 52. South southwest wind 5 to 10 mph.

    High: 52 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39. South wind around 5 mph, with gusts as high as 10 mph.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 64.

    High: 64 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A chance of showers after 1pm. Partly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 1am. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a steady temperature around 32. North wind around 15 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 42. North wind around 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 31. East wind around 5 mph becoming south after midnight.
Tuesday
Partly sunny, with a high near 52. South southwest wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 39. South wind around 5 mph, with gusts as high as 10 mph.
Wednesday
Mostly cloudy, with a high near 64.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 51.
Thursday
A chance of showers after 1pm. Partly sunny, with a high near 73.
Thursday Night
A chance of showers before 1am. Mostly cloudy, with a low around 33.
Friday
Partly sunny, with a high near 41.
Friday Night
Mostly clear, with a low around 29.
Saturday
Sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
McCook IL
 41.8°N 87.83°W
Last Update:
11:31 pm CDT Mar 22, 2026
Forecast Valid:
11pm CDT Mar 22, 2026-6pm CDT Mar 29, 2026
 
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