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.

Fair

58°F

14°C

Humidity 46%
Wind Speed S 3 mph
Barometer 30.16 in (1020.9 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 28 Apr 12:53 am CDT
Extended Forecast for

Westchester IL

  • Overnight

    Overnight: Partly cloudy, with a low around 52. South southeast wind around 5 mph.

    Low: 52 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81. Breezy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 81 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Breezy, with a south wind around 25 mph, with gusts as high as 40 mph.

    Low: 69 °F

    Breezy.
    Mostly Cloudy
    then Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of thunderstorms before 7am. Partly sunny, with a high near 73. Breezy, with a southwest wind 15 to 25 mph becoming west northwest in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 10%.

    High: 73 °F

    Breezy.
    Slight Chance
    T-storms then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 45. East northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 45 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 60.

    High: 60 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 51. Chance of precipitation is 80%.

    Low: 51 °F

    Showers

  • Thursday

    Thursday: Showers. Mostly cloudy, with a high near 68.

    High: 68 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of showers. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 52. South southeast wind around 5 mph.
Monday
Mostly sunny, with a high near 81. Breezy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph.
Monday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Breezy, with a south wind around 25 mph, with gusts as high as 40 mph.
Tuesday
A slight chance of thunderstorms before 7am. Partly sunny, with a high near 73. Breezy, with a southwest wind 15 to 25 mph becoming west northwest in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 10%.
Tuesday Night
Mostly cloudy, with a low around 45. East northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday
A 50 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 60.
Wednesday Night
Showers and possibly a thunderstorm. Low around 51. Chance of precipitation is 80%.
Thursday
Showers. Mostly cloudy, with a high near 68.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westchester IL
 41.84°N 87.88°W
Last Update:
12:41 am CDT Apr 28, 2025
Forecast Valid:
1am CDT Apr 28, 2025-6pm CDT May 4, 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