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

33°F

1°C

Humidity 78%
Wind Speed N 24 G 40 mph
Barometer 30.18 in (1022.7 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 27 Mar 12:53 am CDT
Extended Forecast for

Westmont IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 30. Blustery, with a north northeast wind 15 to 20 mph, with gusts as high as 35 mph.

    Low: 30 °F

    Mostly Cloudy
    and Blustery

  • Friday

    Friday: Mostly sunny, with a high near 43. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 43 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 27. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 27 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 49. North northwest wind 5 to 10 mph becoming south southwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 49 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 40. South southwest wind 10 to 15 mph.

    Low: 40 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 30. Blustery, with a north northeast wind 15 to 20 mph, with gusts as high as 35 mph.
Friday
Mostly sunny, with a high near 43. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 27. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday
Sunny, with a high near 49. North northwest wind 5 to 10 mph becoming south southwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 40. South southwest wind 10 to 15 mph.
Sunday
Partly sunny, with a high near 61.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 72.
Monday Night
A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 54.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 78.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 52.
Wednesday
A chance of showers. Mostly cloudy, with a high near 61.
Wednesday Night
Showers likely. Cloudy, with a low around 42.
Thursday
A chance of showers. Mostly cloudy, with a high near 50.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westmont IL
 41.8°N 87.97°W
Last Update:
1:21 am CDT Mar 27, 2026
Forecast Valid:
1am CDT Mar 27, 2026-6pm CDT Apr 2, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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