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

29°F

-2°C

Humidity 63%
Wind Speed N 21 G 31 mph
Barometer 30.24 in (1025.1 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 28 Feb 5:53 pm CST
Extended Forecast for

McCook IL

  • Tonight

    Tonight: A 20 percent chance of snow showers after 1am. Cloudy, with a low around 27. Blustery, with a north northeast wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 27 °F

    Cloudy and
    Blustery then
    Slight Chance
    Snow Showers

  • Sunday

    Sunday: A slight chance of snow showers before 9am, then a chance of flurries after 9am. Partly sunny, with a high near 32. North northeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    High: 32 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 25. East northeast wind 5 to 10 mph.

    Low: 25 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 43. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 43 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of rain and snow before midnight, then rain likely. Mostly cloudy, with a low around 35. Southeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.

    Low: 35 °F

    Slight Chance
    Rain/Snow
    then Rain
    Likely

  • Tuesday

    Tuesday: Rain. High near 44. Chance of precipitation is 80%.

    High: 44 °F

    Rain

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain. Mostly cloudy, with a high near 52.

    High: 52 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before midnight. Cloudy, with a low around 42.

    Low: 42 °F

    Rain Likely

Detailed Forecast

Tonight
A 20 percent chance of snow showers after 1am. Cloudy, with a low around 27. Blustery, with a north northeast wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday
A slight chance of snow showers before 9am, then a chance of flurries after 9am. Partly sunny, with a high near 32. North northeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 25. East northeast wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 43. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
A slight chance of rain and snow before midnight, then rain likely. Mostly cloudy, with a low around 35. Southeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.
Tuesday
Rain. High near 44. Chance of precipitation is 80%.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 36.
Wednesday
A chance of rain. Mostly cloudy, with a high near 52.
Wednesday Night
Rain likely, mainly before midnight. Cloudy, with a low around 42.
Thursday
A chance of rain. Mostly cloudy, with a high near 58.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 46.
Friday
Rain likely. Mostly cloudy, with a high near 64.
Friday Night
Rain likely. Mostly cloudy, with a low around 47.
Saturday
Rain likely. Mostly cloudy, with a high near 57.
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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:
6:00 pm CST Feb 28, 2026
Forecast Valid:
6pm CST Feb 28, 2026-6pm CST Mar 7, 2026
 
Forecast Discussion
 
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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