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.

Light Drizzle

38°F

3°C

Humidity 70%
Wind Speed N 15 mph
Barometer 29.97 in (1015.7 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 13 Nov 2:53 am CST
Extended Forecast for

Westchester IL

  • Overnight

    Overnight: Snow likely. Cloudy, with a low around 35. North northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 35 °F

    Snow Likely

  • Friday

    Friday: Rain and snow before 1pm, then rain between 1pm and 5pm, then a chance of rain and snow after 5pm. High near 41. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain/Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow before midnight. Partly cloudy, with a low around 32. North northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 47. North northwest wind 5 to 10 mph.

    High: 47 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. Northwest wind around 5 mph becoming calm in the evening.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Overnight
Snow likely. Cloudy, with a low around 35. North northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Friday
Rain and snow before 1pm, then rain between 1pm and 5pm, then a chance of rain and snow after 5pm. High near 41. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around 32. North northwest wind around 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 47. North northwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 30. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 50.
Sunday Night
Mostly clear, with a low around 31.
Monday
Sunny, with a high near 50.
Monday Night
Mostly clear, with a low around 32.
Tuesday
Sunny, with a high near 53.
Tuesday Night
Mostly clear, with a low around 33.
Wednesday
Sunny, with a high near 56.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
Partly 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:
3:01 am CST Nov 13, 2026
Forecast Valid:
3am CST Nov 13, 2026-6pm CST Nov 19, 2026
 
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Additional Resources

Radar & Satellite Image

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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