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.

Partly Cloudy

32°C

89°F

Humidity 41%
Wind Speed W 17 km/h
Barometer 1014.9 mb (30.01 in)
Dewpoint 17°C (62°F)
Visibility 16 km
Heat Index32°C (90°F)
Last update 3 Jul 11:53 am CDT
Extended Forecast for

Westchester IL

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 34. North wind around 10 km/h.

    High: 34 °C

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 22. Southeast wind 5 to 10 km/h.

    Low: 22 °C

    Slight Chance
    T-storms then
    Mostly Clear

  • Independence Day

    Independence Day: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 34. South southwest wind 10 to 15 km/h, with gusts as high as 25 km/h.

    High: 34 °C

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 24. South southwest wind 10 to 15 km/h.

    Low: 24 °C

    Partly Cloudy

  • Saturday

    Saturday: Sunny and hot, with a high near 36. South southwest wind 15 to 20 km/h increasing to 25 to 30 km/h in the afternoon. Winds could gust as high as 45 km/h.

    High: 36 °C

    Hot

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 26.

    Low: 26 °C

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms, mainly after 10am. Partly sunny, with a high near 31.

    High: 31 °C

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 20.

    Low: 20 °C

    Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 28.

    High: 28 °C

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 34. North wind around 10 km/h.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 22. Southeast wind 5 to 10 km/h.
Independence Day
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 34. South southwest wind 10 to 15 km/h, with gusts as high as 25 km/h.
Friday Night
Partly cloudy, with a low around 24. South southwest wind 10 to 15 km/h.
Saturday
Sunny and hot, with a high near 36. South southwest wind 15 to 20 km/h increasing to 25 to 30 km/h in the afternoon. Winds could gust as high as 45 km/h.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 26.
Sunday
A 50 percent chance of showers and thunderstorms, mainly after 10am. Partly sunny, with a high near 31.
Sunday Night
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 20.
Monday
Mostly sunny, with a high near 28.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 31.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 21.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 31.
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:
11:26 am CDT Jul 3, 2025
Forecast Valid:
12pm CDT Jul 3, 2025-6pm CDT Jul 9, 2025
 
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