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.

Mostly Cloudy

65°F

18°C

Humidity 84%
Wind Speed S 9 mph
Barometer 29.84 in (1009.7 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 14 Apr 9:53 am CDT
Extended Forecast for

Westchester IL

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 82. South southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 82 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 64. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 64 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 75. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 75 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 59. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 59 °F

    Showers

  • Thursday

    Thursday: A 50 percent chance of showers. Mostly cloudy, with a high near 71. Southwest wind around 10 mph, with gusts as high as 15 mph.

    High: 71 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 1am. Partly cloudy, with a low around 53.

    Low: 53 °F

    Slight Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of showers, then showers and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Mostly cloudy, with a high near 68. Breezy.

    High: 68 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 82. South southwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 64. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 75. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 59. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 71. Southwest wind around 10 mph, with gusts as high as 15 mph.
Thursday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 53.
Friday
Partly sunny, with a high near 74.
Friday Night
A chance of showers, then showers and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 58.
Saturday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Mostly cloudy, with a high near 68. Breezy.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westchester IL
 41.84°N 87.88°W
Last Update:
10:06 am CDT Apr 14, 2026
Forecast Valid:
10am CDT Apr 14, 2026-6pm CDT Apr 20, 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