National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Light Drizzle Fog/Mist

41°F

5°C

Humidity 96%
Wind Speed NE 6 mph
Barometer 30.02 in (1017.3 mb)
Dewpoint 40°F (4°C)
Visibility 2.00 mi
Wind Chill37°F (3°C)
Last update 4 Mar 7:53 pm CST
Extended Forecast for

Westchester IL

  • Tonight

    Tonight: Showers likely, mainly before 9pm. Patchy fog. Otherwise, cloudy, with a low around 40. North northeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: Scattered showers, mainly before 9am. Areas of fog. Otherwise, cloudy, with a high near 48. North northeast wind around 5 mph. Chance of precipitation is 30%.

    High: 48 °F

    Scattered
    Showers and
    Areas Fog

  • Thursday Night

    Thursday Night: Isolated showers after 3am. Patchy fog. Otherwise, cloudy, with a low around 43. North northeast wind around 5 mph becoming east southeast after midnight. Chance of precipitation is 20%.

    Low: 43 °F

    Patchy Fog
    then Isolated
    Showers and
    Patchy Fog

  • Friday

    Friday: Showers and thunderstorms likely. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 72. Southeast wind 5 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%.

    High: 72 °F

    Showers
    Likely and
    Patchy Fog

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 54. South southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.

    Low: 54 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers before noon. Mostly cloudy, with a high near 60.

    High: 60 °F

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers likely, mainly before 9pm. Patchy fog. Otherwise, cloudy, with a low around 40. North northeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Scattered showers, mainly before 9am. Areas of fog. Otherwise, cloudy, with a high near 48. North northeast wind around 5 mph. Chance of precipitation is 30%.
Thursday Night
Isolated showers after 3am. Patchy fog. Otherwise, cloudy, with a low around 43. North northeast wind around 5 mph becoming east southeast after midnight. Chance of precipitation is 20%.
Friday
Showers and thunderstorms likely. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 72. Southeast wind 5 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 54. South southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Saturday
A 40 percent chance of showers before noon. Mostly cloudy, with a high near 60.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Sunny, with a high near 60.
Sunday Night
Mostly clear, with a low around 46.
Monday
Sunny, with a high near 70.
Monday Night
A chance of showers. Partly cloudy, with a low around 50.
Tuesday
Showers likely. Mostly cloudy, with a high near 65.
Tuesday Night
Showers. Cloudy, with a low around 40.
Wednesday
A chance of showers. Mostly cloudy, with a high near 49.
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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:
8:11 pm CST Mar 4, 2026
Forecast Valid:
8pm CST Mar 4, 2026-6pm CDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation