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.

Overcast

59°F

15°C

Humidity 78%
Wind Speed E 3 mph
Barometer 30.34 in (1027.3 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 1 Nov 10:53 am CST
Extended Forecast for

Lyons IL

  • Today

    Today: Intermittent showers. Cloudy, with a high near 63. East southeast wind around 5 mph. Chance of precipitation is 30%.

    High: 63 °F

    Intermittent
    Showers

  • Tonight

    Tonight: Patchy drizzle. Mostly cloudy, with a low around 55. South wind 5 to 10 mph.

    Low: 55 °F

    Patchy
    Drizzle

  • Monday

    Monday: A 30 percent chance of showers, mainly before 1pm. Cloudy, with a high near 67. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 67 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers. Cloudy, with a low around 60. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 60 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Rain likely, mainly after noon. Cloudy, with a high near 73. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    High: 73 °F

    Breezy.
    Slight Chance
    Rain then
    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm. Low around 58. Chance of precipitation is 80%.

    Low: 58 °F

    Rain

  • Wednesday

    Wednesday: Rain likely. Partly sunny, with a high near 68. Chance of precipitation is 70%.

    High: 68 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A chance of rain before midnight. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance Rain
    then Mostly
    Cloudy

  • Thursday

    Thursday: A chance of rain. Partly sunny, with a high near 64.

    High: 64 °F

    Chance Rain

Detailed Forecast

Today
Intermittent showers. Cloudy, with a high near 63. East southeast wind around 5 mph. Chance of precipitation is 30%.
Tonight
Patchy drizzle. Mostly cloudy, with a low around 55. South wind 5 to 10 mph.
Monday
A 30 percent chance of showers, mainly before 1pm. Cloudy, with a high near 67. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
A 20 percent chance of showers. Cloudy, with a low around 60. South wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Rain likely, mainly after noon. Cloudy, with a high near 73. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 58. Chance of precipitation is 80%.
Wednesday
Rain likely. Partly sunny, with a high near 68. Chance of precipitation is 70%.
Wednesday Night
A chance of rain before midnight. Mostly cloudy, with a low around 52.
Thursday
A chance of rain. Partly sunny, with a high near 64.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 50.
Friday
A chance of rain. Mostly cloudy, with a high near 60.
Friday Night
Mostly cloudy, with a low around 47.
Saturday
Partly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lyons IL
 41.82°N 87.83°W
Last Update:
10:16 am CST Nov 1, 2026
Forecast Valid:
11am CST Nov 1, 2026-6pm CST Nov 7, 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