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

11°F

-12°C

Humidity 64%
Wind Speed SW 18 G 28 mph
Barometer 29.97 in (1017.1 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill-7°F (-22°C)
Last update 27 Jan 1:53 am CST
Extended Forecast for

Westmont IL

  • Overnight

    Overnight: A slight chance of snow showers before 3am, then a slight chance of snow showers after 5am. Areas of blowing snow. Mostly cloudy, with a steady temperature around 10. Wind chill values as low as -9. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    Low: 10 °F

    Slight Chance
    Snow Showers
    and Areas
    Blowing Snow

  • Tuesday

    Tuesday: A chance of snow showers before 9am, then a chance of flurries between 9am and 3pm. Areas of blowing snow. Mostly cloudy, with a high near 13. Wind chill values as low as -7. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.

    High: 13 °F

    Chance Snow
    Showers and
    Areas Blowing
    Snow

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 1. Wind chill values as low as -13. West wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 1 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 15. Wind chill values as low as -14. West wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 15 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 0. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 0 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 13.

    High: 13 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after midnight. Partly cloudy, with a low around 2.

    Low: 2 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Friday

    Friday: A chance of snow after noon. Mostly sunny, with a high near 15.

    High: 15 °F

    Partly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: A chance of snow before midnight. Mostly cloudy, with a low around 6.

    Low: 6 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Overnight
A slight chance of snow showers before 3am, then a slight chance of snow showers after 5am. Areas of blowing snow. Mostly cloudy, with a steady temperature around 10. Wind chill values as low as -9. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Tuesday
A chance of snow showers before 9am, then a chance of flurries between 9am and 3pm. Areas of blowing snow. Mostly cloudy, with a high near 13. Wind chill values as low as -7. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 1. Wind chill values as low as -13. West wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday
Mostly sunny, with a high near 15. Wind chill values as low as -14. West wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 0. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
Sunny, with a high near 13.
Thursday Night
A 20 percent chance of snow after midnight. Partly cloudy, with a low around 2.
Friday
A chance of snow after noon. Mostly sunny, with a high near 15.
Friday Night
A chance of snow before midnight. Mostly cloudy, with a low around 6.
Saturday
Partly sunny, with a high near 22.
Saturday Night
Partly cloudy, with a low around 9.
Sunday
Mostly sunny, with a high near 25.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 11.
Monday
Partly sunny, with a high near 27.
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:
2:26 am CST Jan 27, 2026
Forecast Valid:
2am CST Jan 27, 2026-6pm CST Feb 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