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.

Fog/Mist

40°F

4°C

Humidity 97%
Wind Speed S 9 mph
Barometer 29.96 in (1015.2 mb)
Dewpoint 39°F (4°C)
Visibility 1.00 mi
Wind Chill34°F (1°C)
Last update 16 Feb 7:53 am CST
Extended Forecast for

Westchester IL

  • Washington's Birthday

    Washington's Birthday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 65. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 65 °F

    Patchy Fog
    then Mostly
    Sunny and
    Breezy

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 40. Southwest wind 5 to 10 mph becoming southeast after midnight. Winds could gust as high as 15 mph.

    Low: 40 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 56. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 56 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Showers likely, with thunderstorms also possible after 3am. Mostly cloudy, with a low around 50. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    Low: 50 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: A 20 percent chance of showers before noon. Sunny, with a high near 64. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 64 °F

    Breezy.
    Slight Chance
    Showers then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain after noon. Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before midnight. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Rain Likely

  • Friday

    Friday: A chance of rain. Partly sunny, with a high near 45.

    High: 45 °F

    Chance Rain

Detailed Forecast

Washington's Birthday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 65. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tonight
Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 40. Southwest wind 5 to 10 mph becoming southeast after midnight. Winds could gust as high as 15 mph.
Tuesday
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 56. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Showers likely, with thunderstorms also possible after 3am. Mostly cloudy, with a low around 50. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Wednesday
A 20 percent chance of showers before noon. Sunny, with a high near 64. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
A 30 percent chance of rain after noon. Partly sunny, with a high near 56.
Thursday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 36.
Friday
A chance of rain. Partly sunny, with a high near 45.
Friday Night
Mostly cloudy, with a low around 30.
Saturday
Partly sunny, with a high near 40.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
Partly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westchester IL
 41.84°N 87.88°W
Last Update:
5:43 am CST Feb 16, 2026
Forecast Valid:
7am CST Feb 16, 2026-6pm CST Feb 22, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation