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.

Overcast

45°F

7°C

Humidity 33%
Wind Speed S 14 G 21 mph
Barometer 30.33 in (1028.0 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 24 Mar 12:53 pm CDT
Extended Forecast for

Merrionette Park IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 52. South wind 5 to 10 mph.

    High: 52 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 39. East southeast wind around 5 mph, with gusts as high as 10 mph.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 71. South southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 71 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 54. South southwest wind around 10 mph, with gusts as high as 15 mph.

    Low: 54 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm, mainly after 4pm. Partly sunny, with a high near 78. South southwest wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%.

    High: 78 °F

    Mostly Sunny
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.

    Low: 33 °F

    Showers
    Likely

  • Friday

    Friday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 52. South wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 39. East southeast wind around 5 mph, with gusts as high as 10 mph.
Wednesday
Partly sunny, with a high near 71. South southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 54. South southwest wind around 10 mph, with gusts as high as 15 mph.
Thursday
Showers likely and possibly a thunderstorm, mainly after 4pm. Partly sunny, with a high near 78. South southwest wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.
Friday
Partly sunny, with a high near 40.
Friday Night
Mostly clear, with a low around 29.
Saturday
Sunny, with a high near 52.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Partly cloudy, with a low around 43.
Monday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Merrionette Park IL
 41.68°N 87.69°W
Last Update:
12:11 pm CDT Mar 24, 2026
Forecast Valid:
1pm CDT Mar 24, 2026-6pm CDT Mar 30, 2026
 
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Additional Resources

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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