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.

Mostly Cloudy

43°F

6°C

Humidity 56%
Wind Speed NE 18 mph
Barometer 30.24 in (1024.6 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 6 Apr 7:53 pm CDT
Extended Forecast for

Westmont IL

  • Tonight

    Tonight: A slight chance of snow showers between 3am and 4am. Mostly cloudy, with a low around 28. North northeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    Low: 28 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 40. North northeast wind around 10 mph.

    High: 40 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of snow showers between 1am and 4am. Increasing clouds, with a low around 32. South southeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    Low: 32 °F

    Partly Cloudy
    then Slight
    Chance Snow
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 65. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 65 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 53. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 53 °F

    Chance
    Showers and
    Breezy

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 69. Chance of precipitation is 30%.

    High: 69 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.

    Low: 49 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: A chance of showers. Mostly cloudy, with a high near 58.

    High: 58 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of snow showers between 3am and 4am. Mostly cloudy, with a low around 28. North northeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 40. North northeast wind around 10 mph.
Tuesday Night
A slight chance of snow showers between 1am and 4am. Increasing clouds, with a low around 32. South southeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 65. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 53. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 69. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.
Friday
A chance of showers. Mostly cloudy, with a high near 58.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 61.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 50.
Sunday
A chance of showers. Mostly cloudy, with a high near 77.
Sunday Night
Showers likely. Mostly cloudy, with a low around 63.
Monday
Showers likely. Mostly cloudy, with a high near 78. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Westmont IL
 41.8°N 87.97°W
Last Update:
7:51 pm CDT Apr 6, 2026
Forecast Valid:
8pm CDT Apr 6, 2026-6pm CDT Apr 13, 2026
 
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