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.

Overcast

36°F

2°C

Humidity 67%
Wind Speed S 13 mph
Barometer 29.89 in (1013.1 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 9 Feb 11:53 pm CST
Extended Forecast for

Westmont IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 35. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 35 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 44. West southwest wind 10 to 15 mph becoming northwest in the morning. Winds could gust as high as 25 mph.

    High: 44 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 27. Northwest wind around 10 mph.

    Low: 27 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 39 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 26. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.

    Low: 26 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 40.

    High: 40 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 28.

    Low: 28 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 35. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 44. West southwest wind 10 to 15 mph becoming northwest in the morning. Winds could gust as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 27. Northwest wind around 10 mph.
Wednesday
Mostly sunny, with a high near 39. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
Partly cloudy, with a low around 26. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Thursday
Mostly cloudy, with a high near 40.
Thursday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 28.
Friday
Sunny, with a high near 45.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Mostly cloudy, with a high near 45.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 33.
Sunday
A chance of rain and snow. Mostly sunny, with a high near 44.
Sunday Night
Partly cloudy, with a low around 29.
Washington's Birthday
Partly sunny, with a high near 47.
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:
12:21 am CST Feb 10, 2026
Forecast Valid:
12am CST Feb 10, 2026-6pm CST Feb 16, 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