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

35°F

2°C

Humidity 59%
Wind Speed NE 16 mph
Barometer 30.15 in (1021.7 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 28 Feb 1:53 pm CST
Extended Forecast for

Westmont IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 39. Northeast wind 10 to 15 mph.

    High: 39 °F

    Mostly Sunny

  • Tonight

    Tonight: Scattered flurries between midnight and 3am, then isolated snow showers after 3am. Mostly cloudy, with a low around 26. North northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 26 °F

    Mostly Cloudy
    then Isolated
    Snow Showers

  • Sunday

    Sunday: Isolated snow showers before noon. Mostly sunny, with a high near 33. Northeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    High: 33 °F

    Isolated Snow
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 23. East northeast wind 5 to 10 mph.

    Low: 23 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 44. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 44 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of rain and snow before midnight, then rain likely. Mostly cloudy, with a low around 34. Chance of precipitation is 70%.

    Low: 34 °F

    Slight Chance
    Rain/Snow
    then Rain
    Likely

  • Tuesday

    Tuesday: Rain. High near 44. Chance of precipitation is 80%.

    High: 44 °F

    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain. Mostly cloudy, with a high near 52.

    High: 52 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 39. Northeast wind 10 to 15 mph.
Tonight
Scattered flurries between midnight and 3am, then isolated snow showers after 3am. Mostly cloudy, with a low around 26. North northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Sunday
Isolated snow showers before noon. Mostly sunny, with a high near 33. Northeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 23. East northeast wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 44. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
A slight chance of rain and snow before midnight, then rain likely. Mostly cloudy, with a low around 34. Chance of precipitation is 70%.
Tuesday
Rain. High near 44. Chance of precipitation is 80%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 36.
Wednesday
A chance of rain. Mostly cloudy, with a high near 52.
Wednesday Night
Rain likely, mainly before midnight. Cloudy, with a low around 42.
Thursday
A chance of rain. Mostly cloudy, with a high near 58.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 47.
Friday
Rain likely. Mostly cloudy, with a high near 64.
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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:
1:46 pm CST Feb 28, 2026
Forecast Valid:
2pm CST Feb 28, 2026-6pm CST Mar 6, 2026
 
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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