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.

Mostly Cloudy

62°F

17°C

Humidity 73%
Wind Speed W 3 mph
Barometer 30.09 in (1019.0 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 10 Oct 7:53 pm CDT
Extended Forecast for

Lyons IL

  • Tonight

    Tonight: Partly cloudy, with a low around 52. West wind 5 to 10 mph becoming north northeast after midnight.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers between 1pm and 4pm. Mostly sunny, with a high near 65. North wind 5 to 10 mph becoming east northeast in the afternoon. Chance of precipitation is 20%.

    High: 65 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming clear, with a low around 50. Northeast wind around 5 mph becoming east southeast after midnight. Winds could gust as high as 10 mph.

    Low: 50 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 70. Southeast wind 5 to 10 mph.

    High: 70 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53. South southeast wind around 5 mph, with gusts as high as 10 mph.

    Low: 53 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 52. West wind 5 to 10 mph becoming north northeast after midnight.
Saturday
A slight chance of showers between 1pm and 4pm. Mostly sunny, with a high near 65. North wind 5 to 10 mph becoming east northeast in the afternoon. Chance of precipitation is 20%.
Saturday Night
Mostly cloudy, then gradually becoming clear, with a low around 50. Northeast wind around 5 mph becoming east southeast after midnight. Winds could gust as high as 10 mph.
Sunday
Sunny, with a high near 70. Southeast wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 53. South southeast wind around 5 mph, with gusts as high as 10 mph.
Columbus Day
Partly sunny, with a high near 72.
Monday Night
Mostly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Mostly cloudy, with a low around 53.
Wednesday
Mostly sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Mostly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lyons IL
 41.82°N 87.83°W
Last Update:
4:11 pm CDT Oct 10, 2025
Forecast Valid:
8pm CDT Oct 10, 2025-6pm CDT Oct 17, 2025
 
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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