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.

Light Rain

41°F

5°C

Humidity 86%
Wind Speed E 10 mph
Barometer 29.97 in (1015.3 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 30 Apr 10:53 pm CDT
Extended Forecast for

Blue Island IL

  • Tonight

    Tonight: Showers likely, mainly before midnight. Cloudy, with a low around 40. North northeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Showers
    Likely

  • Friday

    Friday: Partly sunny, with a high near 49. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 49 °F

    Partly Sunny

  • Friday Night

    Friday Night: Isolated showers before 10pm. Partly cloudy, with a low around 36. Northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Isolated
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 53. Light and variable wind becoming north northwest 5 to 10 mph in the morning.

    High: 53 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39. East wind around 5 mph becoming south southwest after midnight. Winds could gust as high as 15 mph.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.

    Low: 49 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 72. Breezy.

    High: 72 °F

    Mostly Sunny
    then Chance
    T-storms and
    Breezy

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 51.

    Low: 51 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Showers likely, mainly before midnight. Cloudy, with a low around 40. North northeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Partly sunny, with a high near 49. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Isolated showers before 10pm. Partly cloudy, with a low around 36. Northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 53. Light and variable wind becoming north northwest 5 to 10 mph in the morning.
Saturday Night
Partly cloudy, with a low around 39. East wind around 5 mph becoming south southwest after midnight. Winds could gust as high as 15 mph.
Sunday
Partly sunny, with a high near 64.
Sunday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 72. Breezy.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 51.
Tuesday
A chance of showers. Partly sunny, with a high near 63.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 45.
Wednesday
A chance of showers. Partly sunny, with a high near 59.
Wednesday Night
Mostly cloudy, with a low around 42.
Thursday
Partly sunny, with a high near 58.
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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:
11:01 pm CDT Apr 30, 2026
Forecast Valid:
11pm CDT Apr 30, 2026-6pm CDT May 7, 2026
 
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Additional Resources

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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