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.

A Few Clouds and Windy

48°F

9°C

Humidity 42%
Wind Speed W 29 G 39 mph
Barometer 29.97 in (1015.2 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 18 Apr 5:53 pm CDT
Extended Forecast for

La Grange IL

Flood Warning April 19, 01:00am until April 20, 01:00am
Click here for hazard details and duration
Flood Warning

  • Tonight

    Tonight: Patchy frost after 5am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 37. Breezy, with a west northwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.

    Low: 37 °F

    Decreasing
    Clouds and
    Breezy then
    Patchy Frost

  • Sunday

    Sunday: A slight chance of rain and snow showers before 9am, then a chance of rain showers. Patchy frost before 7am. Otherwise, mostly sunny, with a high near 51. West southwest wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 40%.

    High: 51 °F

    Slight Chance
    Rain/Snow
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Areas of frost after 4am. Otherwise, mostly clear, with a low around 33. North wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 33 °F

    Partly Cloudy
    then Areas
    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. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    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: A 20 percent chance of showers before 1am. Partly cloudy, with a low around 51.

    Low: 51 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy frost after 5am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 37. Breezy, with a west northwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.
Sunday
A slight chance of rain and snow showers before 9am, then a chance of rain showers. Patchy frost before 7am. Otherwise, mostly sunny, with a high near 51. West southwest wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 40%.
Sunday Night
Areas of frost after 4am. Otherwise, mostly clear, with a low around 33. 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. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 72.
Tuesday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 51.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 54.
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.
Friday Night
A chance of showers. Mostly cloudy, with a low around 46.
Saturday
Partly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
La Grange IL
 41.8°N 87.86°W
Last Update:
6:51 pm CDT Apr 18, 2026
Forecast Valid:
6pm CDT Apr 18, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation