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Hazardous Weather Conditions

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

A Few Clouds

48°F

9°C

Humidity 52%
Wind Speed W 17 G 32 mph
Barometer 29.90 in (1012.5 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 18 Apr 12:53 pm CDT
Extended Forecast for

Westmont IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a steady temperature around 48. Breezy, with a west wind around 20 mph, with gusts as high as 30 mph.

    High: 48 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Patchy frost after 3am. Otherwise, mostly clear, with a low around 36. West northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: A 40 percent chance of showers, mainly after 1pm. Areas of frost before 8am. Otherwise, mostly sunny, with a high near 50. West southwest wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph.

    High: 50 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 32. North wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Partly Cloudy
    then Frost

  • Monday

    Monday: Widespread frost before 8am. Otherwise, sunny, with a high near 54. Northeast wind around 5 mph becoming south in the afternoon. Winds could gust as high as 10 mph.

    High: 54 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a steady temperature around 48. Breezy, with a west wind around 20 mph, with gusts as high as 30 mph.
Tonight
Patchy frost after 3am. Otherwise, mostly clear, with a low around 36. West northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday
A 40 percent chance of showers, mainly after 1pm. Areas of frost before 8am. Otherwise, mostly sunny, with a high near 50. West southwest wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph.
Sunday Night
Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 32. North wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Widespread frost before 8am. Otherwise, sunny, with a high near 54. Northeast wind around 5 mph becoming south in the afternoon. Winds could gust as high as 10 mph.
Monday Night
Mostly cloudy, with a low around 44.
Tuesday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 61.
Friday
Showers likely. Mostly cloudy, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westmont IL
 41.8°N 87.97°W
Last Update:
1:21 pm CDT Apr 18, 2026
Forecast Valid:
1pm CDT Apr 18, 2026-6pm CDT Apr 24, 2026
 
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Additional Resources

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Chance of Precipitation