National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

A Few Clouds

60°F

16°C

Humidity 46%
Wind Speed W 10 mph
Barometer 29.94 in (1014.1 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 8 Nov 3:53 pm CST
Extended Forecast for

Lyons IL

  • Tonight

    Tonight: Mostly clear, with a low around 40. West wind 5 to 10 mph becoming light west northwest after midnight. Winds could gust as high as 15 mph.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 58. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.

    High: 58 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44. South southwest wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 15 mph.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 62. West northwest wind around 5 mph becoming calm in the afternoon.

    High: 62 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: Rain likely, mainly after noon. Mostly cloudy, with a high near 56. Chance of precipitation is 60%.

    High: 56 °F

    Chance Rain
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

  • Thursday

    Thursday: Rain likely, mainly before noon. Mostly cloudy, with a high near 46.

    High: 46 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A chance of rain before 9pm, then a chance of rain and snow between 9pm and 3am, then a chance of snow after 3am. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 40. West wind 5 to 10 mph becoming light west northwest after midnight. Winds could gust as high as 15 mph.
Monday
Mostly sunny, with a high near 58. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 44. South southwest wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 15 mph.
Tuesday
Sunny, with a high near 62. West northwest wind around 5 mph becoming calm in the afternoon.
Tuesday Night
Partly cloudy, with a low around 40. Calm wind.
Veterans Day
Rain likely, mainly after noon. Mostly cloudy, with a high near 56. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 41.
Thursday
Rain likely, mainly before noon. Mostly cloudy, with a high near 46.
Thursday Night
A chance of rain before 9pm, then a chance of rain and snow between 9pm and 3am, then a chance of snow after 3am. Mostly cloudy, with a low around 33.
Friday
A chance of snow, mixing with rain after 9am, then gradually ending. Partly sunny, with a high near 42.
Friday Night
Partly cloudy, with a low around 32.
Saturday
Sunny, with a high near 45.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Mostly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lyons IL
 41.82°N 87.83°W
Last Update:
3:46 pm CST Nov 8, 2026
Forecast Valid:
4pm CST Nov 8, 2026-6pm CST Nov 15, 2026
 
Forecast Discussion
 
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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