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.

Partly Cloudy

53°F

12°C

Humidity 37%
Wind Speed W 10 mph
Barometer 29.80 in (1009.5 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 27 Feb 9:53 pm CST
Extended Forecast for

McCook IL

  • Tonight

    Tonight: Mostly clear, with a low around 32. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of snow after 4pm. Increasing clouds, with a high near 36. Northeast wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 36 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 25. North wind around 15 mph, with gusts as high as 25 mph.

    Low: 25 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 32. Northeast wind around 10 mph, with gusts as high as 15 mph.

    High: 32 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 24. Northeast wind 5 to 10 mph.

    Low: 24 °F

    Chance Snow

  • Monday

    Monday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Monday Night

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

    Low: 32 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely, mainly before noon. Cloudy, with a high near 44.

    High: 44 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 32. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday
A 20 percent chance of snow after 4pm. Increasing clouds, with a high near 36. Northeast wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 25. North wind around 15 mph, with gusts as high as 25 mph.
Sunday
Mostly cloudy, with a high near 32. Northeast wind around 10 mph, with gusts as high as 15 mph.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 24. Northeast wind 5 to 10 mph.
Monday
Partly sunny, with a high near 41.
Monday Night
A 40 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 32.
Tuesday
Rain likely, mainly before noon. Cloudy, with a high near 44.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 34.
Wednesday
A chance of rain after noon. Mostly cloudy, with a high near 48.
Wednesday Night
Rain likely. Cloudy, with a low around 40.
Thursday
Rain likely. Cloudy, with a high near 54.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 42.
Friday
A chance of rain. Cloudy, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
McCook IL
 41.8°N 87.83°W
Last Update:
9:31 pm CST Feb 27, 2026
Forecast Valid:
10pm CST Feb 27, 2026-6pm CST Mar 6, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation