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

63°F

17°C

Humidity 60%
Wind Speed NE 8 mph
Barometer 30.16 in (1020.5 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 29 Aug 1:53 am CDT
Extended Forecast for

Westchester IL

  • Overnight

    Overnight: Mostly clear, with a low around 57. North northeast wind around 5 mph, with gusts as high as 10 mph.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 74. Northeast wind 5 to 10 mph.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 61. East wind 5 to 10 mph becoming light east northeast after midnight.

    Low: 61 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 75. Calm wind becoming east around 5 mph in the afternoon.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 58. East northeast wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 57. North northeast wind around 5 mph, with gusts as high as 10 mph.
Friday
Mostly sunny, with a high near 74. Northeast wind 5 to 10 mph.
Friday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 61. East wind 5 to 10 mph becoming light east northeast after midnight.
Saturday
Mostly sunny, with a high near 75. Calm wind becoming east around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 58. East northeast wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 58.
Labor Day
Sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
A chance of showers. Partly sunny, with a high near 76.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 52.
Thursday
Partly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westchester IL
 41.84°N 87.91°W
Last Update:
2:06 am CDT Aug 29, 2025
Forecast Valid:
2am CDT Aug 29, 2025-6pm CDT Sep 4, 2025
 
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