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.

A Few Clouds

70°F

21°C

Humidity 68%
Wind Speed NE 9 mph
Barometer 29.92 in (1012.5 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 28 Jul 10:53 pm CDT
Extended Forecast for

Merrionette Park IL

  • Tonight

    Tonight: Mostly clear, with a low around 65. North wind around 5 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81. North northeast wind 5 to 10 mph.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 65. North northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.

    Low: 65 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86. Calm wind becoming east around 5 mph in the afternoon.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 69. South southeast wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82.

    High: 82 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 68. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 78.

    High: 78 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 68.

    Low: 68 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 65. North wind around 5 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 81. North northeast wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 65. North northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Thursday
Sunny, with a high near 86. Calm wind becoming east around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 69. South southeast wind around 5 mph becoming calm in the evening.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82.
Friday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 68. Chance of precipitation is 60%.
Saturday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 78.
Saturday Night
Mostly cloudy, with a low around 68.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 66.
Monday
Mostly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
Sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Merrionette Park IL
 41.71°N 87.72°W
Last Update:
9:21 pm CDT Jul 28, 2026
Forecast Valid:
11pm CDT Jul 28, 2026-6pm CDT Aug 4, 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