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.

Light Snow Rain

35°F

2°C

Humidity 89%
Wind Speed W 13 G 23 mph
Barometer 29.79 in (1010.0 mb)
Dewpoint 32°F (0°C)
Visibility 7.00 mi
Wind Chill26°F (-3°C)
Last update 31 Dec 5:53 pm CST
Extended Forecast for

McCook IL

  • Tonight

    Tonight: Snow, mainly before 8pm. Low around 12. North northwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 12 °F

    Snow then
    Mostly Clear

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 21. West wind around 5 mph, with gusts as high as 10 mph.

    High: 21 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 16. West wind around 5 mph.

    Low: 16 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 27. West northwest wind around 5 mph.

    High: 27 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 19. North northwest wind around 5 mph.

    Low: 19 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 30.

    High: 30 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow, mainly before 8pm. Low around 12. North northwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.
New Year's Day
Partly sunny, with a high near 21. West wind around 5 mph, with gusts as high as 10 mph.
Thursday Night
Mostly cloudy, with a low around 16. West wind around 5 mph.
Friday
Mostly sunny, with a high near 27. West northwest wind around 5 mph.
Friday Night
Mostly cloudy, with a low around 19. North northwest wind around 5 mph.
Saturday
Mostly cloudy, with a high near 30.
Saturday Night
Mostly clear, with a low around 17.
Sunday
Mostly sunny, with a high near 30.
Sunday Night
Mostly cloudy, with a low around 25.
Monday
Partly sunny, with a high near 40.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
Mostly cloudy, with a high near 42.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Partly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
McCook IL
 41.8°N 87.83°W
Last Update:
3:11 pm CST Dec 31, 2025
Forecast Valid:
6pm CST Dec 31, 2025-6pm CST Jan 7, 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