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

66°F

19°C

Humidity 73%
Wind Speed W 5 mph
Barometer 29.99 in (1014.6 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 23 Aug 2:53 am CDT
Extended Forecast for

Merrionette Park IL

  • Overnight

    Overnight: Mostly clear, with a low around 62. Northwest wind around 5 mph.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 76. North northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58. North northwest wind around 5 mph becoming west southwest after midnight. Winds could gust as high as 10 mph.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 77. West southwest wind around 5 mph becoming north in the afternoon. Winds could gust as high as 10 mph.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 60. East northeast wind around 5 mph becoming south southwest after midnight.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 62. Northwest wind around 5 mph.
Sunday
Sunny, with a high near 76. North northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 58. North northwest wind around 5 mph becoming west southwest after midnight. Winds could gust as high as 10 mph.
Monday
Sunny, with a high near 77. West southwest wind around 5 mph becoming north in the afternoon. Winds could gust as high as 10 mph.
Monday Night
Mostly clear, with a low around 60. East northeast wind around 5 mph becoming south southwest after midnight.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82.
Wednesday Night
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 66.
Thursday
Sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 65.
Friday
Mostly sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 64.
Saturday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Merrionette Park IL
 41.71°N 87.72°W
Last Update:
2:45 am CDT Aug 23, 2026
Forecast Valid:
3am CDT Aug 23, 2026-6pm CDT Aug 29, 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