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

65°F

18°C

Humidity 70%
Wind Speed NA
Barometer 30.03 in (1016.2 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 11 Oct 9:53 am CDT
Extended Forecast for

Blue Island IL

  • Today

    Today: Sunny, with a high near 78. South southwest wind around 5 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 61. South wind around 5 mph.

    Low: 61 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Mostly cloudy, then gradually becoming sunny, with a high near 86. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 86 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 71. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 71 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Partly cloudy, with a low around 60. Chance of precipitation is 40%.

    Low: 60 °F

    Mostly Clear
    then Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 69.

    High: 69 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers after 1am. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers likely. Mostly cloudy, with a high near 68.

    High: 68 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 78. South southwest wind around 5 mph.
Tonight
Increasing clouds, with a low around 61. South wind around 5 mph.
Columbus Day
Mostly cloudy, then gradually becoming sunny, with a high near 86. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 71. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 82. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Partly cloudy, with a low around 60. Chance of precipitation is 40%.
Wednesday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 69.
Wednesday Night
A chance of showers after 1am. Mostly cloudy, with a low around 56.
Thursday
Showers likely. Mostly cloudy, with a high near 68.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 51.
Friday
A chance of showers. Mostly cloudy, with a high near 61. Breezy.
Friday Night
Mostly cloudy, with a low around 43.
Saturday
Mostly sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Blue Island IL
 41.66°N 87.69°W
Last Update:
10:31 am CDT Oct 11, 2026
Forecast Valid:
10am CDT Oct 11, 2026-6pm CDT Oct 17, 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