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.

Overcast

31°F

-1°C

Humidity 67%
Wind Speed NW 14 G 23 mph
Barometer 30.19 in (1023.6 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 30 Nov 12:53 pm CST
Extended Forecast for

Westchester IL

  • This Afternoon

    This Afternoon: A slight chance of flurries before 2pm. Patchy blowing snow before 3pm. Mostly cloudy, with a high near 32. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 32 °F

    Slight Chance
    Flurries and
    Patchy
    Blowing Snow

  • Tonight

    Tonight: Partly cloudy, with a low around 13. Northwest wind 5 to 10 mph becoming light after midnight.

    Low: 13 °F

    Partly Cloudy

  • Monday

    Monday: Snow after noon. High near 28. Calm wind becoming south southwest around 5 mph in the morning. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 28 °F

    Mostly Cloudy
    then Snow

  • Monday Night

    Monday Night: Snow, mainly before midnight. Low around 18. South wind around 5 mph becoming west northwest after midnight. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 18 °F

    Snow then
    Chance Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 25. West southwest wind 5 to 10 mph.

    High: 25 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 32.

    High: 32 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: A chance of snow before midnight. Mostly cloudy, with a low around 7.

    Low: 7 °F

    Chance Snow
    then Mostly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 15.

    High: 15 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of flurries before 2pm. Patchy blowing snow before 3pm. Mostly cloudy, with a high near 32. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 13. Northwest wind 5 to 10 mph becoming light after midnight.
Monday
Snow after noon. High near 28. Calm wind becoming south southwest around 5 mph in the morning. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Monday Night
Snow, mainly before midnight. Low around 18. South wind around 5 mph becoming west northwest after midnight. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Tuesday
Partly sunny, with a high near 25. West southwest wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 17.
Wednesday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 32.
Wednesday Night
A chance of snow before midnight. Mostly cloudy, with a low around 7.
Thursday
Sunny, with a high near 15.
Thursday Night
Partly cloudy, with a low around 1.
Friday
Partly sunny, with a high near 22.
Friday Night
A chance of snow. Mostly cloudy, with a low around 16.
Saturday
Mostly cloudy, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westchester IL
 41.84°N 87.88°W
Last Update:
11:36 am CST Nov 30, 2025
Forecast Valid:
1pm CST Nov 30, 2025-6pm CST Dec 6, 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