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.

Light Rain

61°F

16°C

Humidity 93%
Wind Speed SW 12 mph
Barometer 29.73 in (1006.3 mb)
Dewpoint 59°F (15°C)
Visibility 8.00 mi
Last update 7 Mar 4:53 am CST
Extended Forecast for

Westmont IL

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Low around 60. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 7am, then a chance of showers between 7am and 1pm. Cloudy, with a temperature falling to around 45 by 5pm. Breezy, with a south southwest wind 15 to 20 mph becoming west northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 61 °F⇓

    Breezy.
    Showers
    Likely then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Cloudy during the early evening, then gradual clearing, with a low around 36. West northwest wind 10 to 15 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

    Low: 36 °F

    Gradual
    Clearing

  • Sunday

    Sunday: Sunny, with a high near 61. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 61 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 47. Southwest wind around 15 mph, with gusts as high as 30 mph.

    Low: 47 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Showers likely after noon. Mostly sunny, with a high near 62.

    High: 62 °F

    Sunny then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers. Cloudy, with a low around 39.

    Low: 39 °F

    Showers

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 60. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers likely and possibly a thunderstorm before 7am, then a chance of showers between 7am and 1pm. Cloudy, with a temperature falling to around 45 by 5pm. Breezy, with a south southwest wind 15 to 20 mph becoming west northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Cloudy during the early evening, then gradual clearing, with a low around 36. West northwest wind 10 to 15 mph becoming southwest after midnight. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 61. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 47. Southwest wind around 15 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 70.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Showers likely after noon. Mostly sunny, with a high near 62.
Tuesday Night
Showers. Cloudy, with a low around 39.
Wednesday
Rain showers likely before noon, then a chance of rain and snow showers. Cloudy, with a high near 48.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
Partly sunny, with a high near 46.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 36.
Friday
Mostly cloudy, with a high near 54. Breezy.
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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:
3:25 am CST Mar 7, 2026
Forecast Valid:
5am CST Mar 7, 2026-6pm CDT Mar 13, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation