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.

A Few Clouds

49°F

9°C

Humidity 64%
Wind Speed SW 15 G 24 mph
Barometer 29.76 in (1007.7 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 9 Mar 7:53 am CDT
Extended Forecast for

Westchester IL

  • Today

    Today: Sunny, with a high near 73. Southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 73 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 53. South southwest wind 5 to 10 mph.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Some of the storms could be severe. Partly sunny, with a high near 61. West southwest wind 5 to 10 mph becoming east northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 61 °F

    Partly Sunny
    then Severe
    Thunderstorms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Some of the storms could be severe. Low around 41. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.

    Low: 41 °F

    Severe
    Thunderstorms
    then Showers

  • Wednesday

    Wednesday: Rain likely before 4pm, then a chance of rain and snow. Cloudy, with a high near 47. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    High: 47 °F

    Rain Likely
    then
    Rain/Snow
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow before 7pm. Partly cloudy, with a low around 30.

    Low: 30 °F

    Chance Snow
    then Mostly
    Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Rain likely, mainly after 1am. Cloudy, with a low around 39. Breezy.

    Low: 39 °F

    Rain Likely
    and Breezy

  • Friday

    Friday: Mostly sunny, with a high near 50. Breezy.

    High: 50 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 73. Southwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 53. South southwest wind 5 to 10 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Some of the storms could be severe. Partly sunny, with a high near 61. West southwest wind 5 to 10 mph becoming east northeast in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Showers and possibly a thunderstorm. Some of the storms could be severe. Low around 41. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.
Wednesday
Rain likely before 4pm, then a chance of rain and snow. Cloudy, with a high near 47. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Wednesday Night
A 30 percent chance of snow before 7pm. Partly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 46.
Thursday Night
Rain likely, mainly after 1am. Cloudy, with a low around 39. Breezy.
Friday
Mostly sunny, with a high near 50. Breezy.
Friday Night
Mostly cloudy, with a low around 32.
Saturday
A chance of snow. Cloudy, with a high near 46.
Saturday Night
A chance of rain. Cloudy, with a low around 37.
Sunday
Rain likely. Cloudy, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Westchester IL
 41.84°N 87.88°W
Last Update:
5:51 am CDT Mar 9, 2026
Forecast Valid:
8am CDT Mar 9, 2026-6pm CDT Mar 15, 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