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

42°F

6°C

Humidity 55%
Wind Speed Calm
Barometer 30.27 in (1025.2 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 4 Nov 3:53 am CST
Extended Forecast for

Westchester IL

  • Today

    Today: Mostly sunny, with a high near 62. Southwest wind 5 to 10 mph becoming south southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 62 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 52. South southeast wind 10 to 15 mph becoming west southwest after midnight. Winds could gust as high as 25 mph.

    Low: 52 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 60. Breezy, with a west southwest wind 10 to 20 mph becoming north northwest in the afternoon. Winds could gust as high as 35 mph.

    High: 60 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 37. Northwest wind 5 to 10 mph becoming light after midnight.

    Low: 37 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 57. Light and variable wind becoming south southeast 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 57 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Rain, mainly after midnight. Low around 49. Chance of precipitation is 80%.

    Low: 49 °F

    Slight Chance
    Rain then
    Rain

  • Friday

    Friday: A 40 percent chance of rain before noon. Partly sunny, with a high near 61.

    High: 61 °F

    Chance Rain
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain after noon. Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny
    then Chance
    Rain

Detailed Forecast

Today
Mostly sunny, with a high near 62. Southwest wind 5 to 10 mph becoming south southeast in the afternoon. Winds could gust as high as 20 mph.
Tonight
Partly cloudy, with a low around 52. South southeast wind 10 to 15 mph becoming west southwest after midnight. Winds could gust as high as 25 mph.
Wednesday
Mostly sunny, with a high near 60. Breezy, with a west southwest wind 10 to 20 mph becoming north northwest in the afternoon. Winds could gust as high as 35 mph.
Wednesday Night
Mostly clear, with a low around 37. Northwest wind 5 to 10 mph becoming light after midnight.
Thursday
Mostly sunny, with a high near 57. Light and variable wind becoming south southeast 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Rain, mainly after midnight. Low around 49. Chance of precipitation is 80%.
Friday
A 40 percent chance of rain before noon. Partly sunny, with a high near 61.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
A chance of rain after noon. Partly sunny, with a high near 51.
Saturday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 37.
Sunday
Partly sunny, with a high near 41.
Sunday Night
Partly cloudy, with a low around 27.
Monday
Mostly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westchester IL
 41.84°N 87.88°W
Last Update:
3:46 am CST Nov 4, 2025
Forecast Valid:
4am CST Nov 4, 2025-6pm CST Nov 10, 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