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

63°F

17°C

Humidity 90%
Wind Speed NE 8 mph
Barometer 29.98 in (1014.4 mb)
Dewpoint 60°F (16°C)
Visibility 9.00 mi
Last update 14 Oct 6:53 am CDT
Extended Forecast for

Westchester IL

  • Today

    Today: Isolated showers between 8am and 1pm. Mostly cloudy, with a high near 64. Northeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    High: 64 °F

    Isolated
    Showers

  • Tonight

    Tonight: A 20 percent chance of rain after 4am. Mostly cloudy, with a low around 58. Northeast wind around 10 mph, with gusts as high as 15 mph.

    Low: 58 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Rain likely, then rain and possibly a thunderstorm after 1pm. High near 60. East southeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 60 °F

    Rain Likely
    then Rain

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm before 1am, then a chance of rain. Low around 50. West southwest wind 5 to 10 mph becoming northwest 10 to 15 mph in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 80%.

    Low: 50 °F

    Rain

  • Friday

    Friday: A 30 percent chance of rain before 1pm. Partly sunny, with a high near 55. Breezy, with a northwest wind around 20 mph, with gusts as high as 35 mph.

    High: 55 °F

    Chance Rain
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 42.

    Low: 42 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

Today
Isolated showers between 8am and 1pm. Mostly cloudy, with a high near 64. Northeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Tonight
A 20 percent chance of rain after 4am. Mostly cloudy, with a low around 58. Northeast wind around 10 mph, with gusts as high as 15 mph.
Thursday
Rain likely, then rain and possibly a thunderstorm after 1pm. High near 60. East southeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Rain and possibly a thunderstorm before 1am, then a chance of rain. Low around 50. West southwest wind 5 to 10 mph becoming northwest 10 to 15 mph in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 80%.
Friday
A 30 percent chance of rain before 1pm. Partly sunny, with a high near 55. Breezy, with a northwest wind around 20 mph, with gusts as high as 35 mph.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Sunny, with a high near 56.
Saturday Night
Clear, with a low around 42.
Sunday
Sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 49.
Monday
Partly sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Mostly sunny, with a high near 70.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westchester IL
 41.84°N 87.88°W
Last Update:
5:46 am CDT Oct 14, 2026
Forecast Valid:
7am CDT Oct 14, 2026-6pm CDT Oct 20, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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