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

47°F

8°C

Humidity 77%
Wind Speed Calm
Barometer 30.01 in (1016.1 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 10 Nov 11:53 pm CST
Extended Forecast for

Westchester IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: Rain, mainly before 4pm. High near 55. Light and variable wind becoming north northeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Chance Rain
    then Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 5am. Mostly cloudy, with a low around 40. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 40 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A 50 percent chance of rain, mainly before 1pm. Mostly cloudy, with a high near 46. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 46 °F

    Chance Rain
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 43. Calm wind.
Veterans Day
Rain, mainly before 4pm. High near 55. Light and variable wind becoming north northeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 20 percent chance of rain after 5am. Mostly cloudy, with a low around 40. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
A 50 percent chance of rain, mainly before 1pm. Mostly cloudy, with a high near 46. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 32. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 44.
Friday Night
Mostly clear, with a low around 30.
Saturday
Sunny, with a high near 46.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Mostly sunny, with a high near 49.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
Sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westchester IL
 41.84°N 87.88°W
Last Update:
12:21 am CST Nov 11, 2026
Forecast Valid:
12am CST Nov 11, 2026-6pm CST Nov 17, 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