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.

Overcast and Breezy

63°F

17°C

Humidity 70%
Wind Speed S 22 G 38 mph
Barometer 29.25 in (990.5 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 15 Mar 4:53 pm CDT
Extended Forecast for

Westchester IL

Wind Advisory March 15, 05:11pm until March 15, 09:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory March 15, 05:11pm until March 15, 09:00pm

    NOW until 9:00pm Sun

    Wind Advisory

  • This Afternoon

    High: 58 °F

    Showers and
    Breezy

  • Tonight

    Tonight: Rain before midnight, then snow. Some thunder is also possible. Patchy blowing snow after 4am. Low around 23. Windy, with a northwest wind 20 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    Low: 23 °F

    Rain and
    Blustery then
    Snow and
    Patchy
    Blowing Snow

  • Monday

    Monday: Snow, mainly before 4pm. Patchy blowing snow. Temperature falling to around 23 by 9am. Windy, with a west northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 25 °F⇓

    Snow and
    Patchy
    Blowing Snow

  • Monday Night

    Monday Night: A 10 percent chance of snow before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 12. Wind chill values as low as -2. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 12 °F

    Slight Chance
    Snow and
    Blustery then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 25. West wind around 10 mph, with gusts as high as 20 mph.

    High: 25 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.

    Low: 21 °F

    Chance Snow
    Showers then
    Snow Showers
    Likely

  • Wednesday

    Wednesday: A 20 percent chance of snow showers before 1pm. Mostly cloudy, with a high near 43.

    High: 43 °F

    Slight Chance
    Snow Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Steady temperature around 58. Breezy, with a south southwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain before midnight, then snow. Some thunder is also possible. Patchy blowing snow after 4am. Low around 23. Windy, with a northwest wind 20 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Monday
Snow, mainly before 4pm. Patchy blowing snow. Temperature falling to around 23 by 9am. Windy, with a west northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Monday Night
A 10 percent chance of snow before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 12. Wind chill values as low as -2. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 25. West wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.
Wednesday
A 20 percent chance of snow showers before 1pm. Mostly cloudy, with a high near 43.
Wednesday Night
Mostly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 53.
Thursday Night
Mostly cloudy, with a low around 37.
Friday
Partly sunny, with a high near 61.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Partly sunny, with a high near 53.
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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:
4:31 pm CDT Mar 15, 2026
Forecast Valid:
5pm CDT Mar 15, 2026-6pm CDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

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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