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

31°F

-1°C

Humidity 76%
Wind Speed W 9 mph
Barometer 29.91 in (1014.2 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 31 Dec 7:53 am CST
Extended Forecast for

Westmont IL

  • Today

    Today: Snow before 3pm, then snow, possibly mixed with rain between 3pm and 4pm, then snow after 4pm. High near 34. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.

    High: 34 °F

    Cloudy then
    Rain/Snow

  • Tonight

    Tonight: A 30 percent chance of snow, mainly before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 10. Wind chill values as low as 1. North northwest wind 5 to 15 mph, with gusts as high as 30 mph.

    Low: 10 °F

    Chance Snow
    then Mostly
    Clear

  • New Year's Day

    New Year's Day: Increasing clouds, with a high near 22. Wind chill values as low as zero. West wind around 5 mph, with gusts as high as 10 mph.

    High: 22 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 16. West southwest wind around 5 mph.

    Low: 16 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 28. West northwest wind around 5 mph, with gusts as high as 10 mph.

    High: 28 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 27.

    High: 27 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

Detailed Forecast

Today
Snow before 3pm, then snow, possibly mixed with rain between 3pm and 4pm, then snow after 4pm. High near 34. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.
Tonight
A 30 percent chance of snow, mainly before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 10. Wind chill values as low as 1. North northwest wind 5 to 15 mph, with gusts as high as 30 mph.
New Year's Day
Increasing clouds, with a high near 22. Wind chill values as low as zero. West wind around 5 mph, with gusts as high as 10 mph.
Thursday Night
Partly cloudy, with a low around 16. West southwest wind around 5 mph.
Friday
Sunny, with a high near 28. West northwest wind around 5 mph, with gusts as high as 10 mph.
Friday Night
Partly cloudy, with a low around 16.
Saturday
Mostly cloudy, with a high near 27.
Saturday Night
Partly cloudy, with a low around 16.
Sunday
Partly sunny, with a high near 32.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Mostly cloudy, with a high near 38.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Partly sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westmont IL
 41.8°N 87.97°W
Last Update:
8:02 am CST Dec 31, 2025
Forecast Valid:
8am CST Dec 31, 2025-6pm CST Jan 6, 2026
 
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