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

Hazardous Weather Conditions

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Mostly Cloudy

12°F

-11°C

Humidity 80%
Wind Speed S 8 mph
Barometer 30.04 in (1019.2 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 5 Dec 5:53 am CST
Extended Forecast for

McCook IL

  • Today

    Today: Partly sunny, with a high near 27. Wind chill values as low as -4. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 27 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy snow and freezing rain between 9pm and 3am. Mostly cloudy, with a temperature rising to around 30 by 1am. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 25 °F⇑

    Patchy Wintry
    Mix

  • Saturday

    Saturday: Mostly cloudy, with a temperature falling to around 24 by 5pm. West northwest wind 5 to 10 mph.

    High: 27 °F⇓

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Snow likely, mainly after midnight. Cloudy, with a low around 20. Calm wind becoming north northeast around 5 mph after midnight. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 20 °F

    Slight Chance
    Snow then
    Snow Likely

  • Sunday

    Sunday: Snow likely before noon. Mostly cloudy, with a high near 28. North northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 28 °F

    Snow Likely
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 11.

    Low: 11 °F

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

  • Monday

    Monday: Partly sunny, with a high near 22.

    High: 22 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of snow. Mostly cloudy, with a low around 15.

    Low: 15 °F

    Chance Snow

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 35.

    High: 35 °F

    Mostly Cloudy

Detailed Forecast

Today
Partly sunny, with a high near 27. Wind chill values as low as -4. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Patchy snow and freezing rain between 9pm and 3am. Mostly cloudy, with a temperature rising to around 30 by 1am. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a temperature falling to around 24 by 5pm. West northwest wind 5 to 10 mph.
Saturday Night
Snow likely, mainly after midnight. Cloudy, with a low around 20. Calm wind becoming north northeast around 5 mph after midnight. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Sunday
Snow likely before noon. Mostly cloudy, with a high near 28. North northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Sunday Night
A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 11.
Monday
Partly sunny, with a high near 22.
Monday Night
A chance of snow. Mostly cloudy, with a low around 15.
Tuesday
Mostly cloudy, with a high near 35.
Tuesday Night
A chance of rain and snow before midnight, then rain likely. Cloudy, with a low around 29.
Wednesday
A chance of rain. Cloudy, with a high near 36.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 16.
Thursday
Partly sunny, with a high near 24.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
McCook IL
 41.8°N 87.83°W
Last Update:
6:01 am CST Dec 5, 2025
Forecast Valid:
6am CST Dec 5, 2025-6pm CST Dec 11, 2025
 
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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