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

26°F

-3°C

Humidity 57%
Wind Speed N 6 mph
Barometer 29.88 in (1013.0 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 26 Feb 2:53 am CST
Extended Forecast for

Westchester IL

  • Overnight

    Overnight: Partly cloudy, with a low around 24. North wind around 5 mph becoming calm.

    Low: 24 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 43. North wind 5 to 10 mph becoming south in the morning. Winds could gust as high as 15 mph.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 62. Breezy, with a southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 62 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32. Southwest wind 10 to 15 mph becoming north northwest after midnight. Winds could gust as high as 25 mph.

    Low: 32 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow after noon. Mostly cloudy, with a high near 38.

    High: 38 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 31.

    High: 31 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of snow before midnight. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 24. North wind around 5 mph becoming calm.
Thursday
Mostly sunny, with a high near 43. North wind 5 to 10 mph becoming south in the morning. Winds could gust as high as 15 mph.
Thursday Night
Mostly clear, with a low around 33. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday
Sunny, with a high near 62. Breezy, with a southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.
Friday Night
Partly cloudy, with a low around 32. Southwest wind 10 to 15 mph becoming north northwest after midnight. Winds could gust as high as 25 mph.
Saturday
A 40 percent chance of snow after noon. Mostly cloudy, with a high near 38.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
Mostly cloudy, with a high near 31.
Sunday Night
A chance of snow before midnight. Mostly cloudy, with a low around 22.
Monday
Mostly cloudy, with a high near 35.
Monday Night
Mostly cloudy, with a low around 26.
Tuesday
A chance of rain. Mostly cloudy, with a high near 42.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Mostly cloudy, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westchester IL
 41.84°N 87.88°W
Last Update:
3:06 am CST Feb 26, 2026
Forecast Valid:
3am CST Feb 26, 2026-6pm CST Mar 4, 2026
 
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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