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

Hazardous Weather Conditions

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Partly Cloudy

69°F

21°C

Humidity 90%
Wind Speed N 10 mph
Barometer 29.79 in (1008.0 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 2 Aug 3:53 am CDT
Extended Forecast for

Blue Island IL

  • Overnight

    Overnight: Cloudy, with a low around 68. North northeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 68 °F

    Cloudy

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 76. North northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 76 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63. North wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 78. Northeast wind around 5 mph.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62. East northeast wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65.

    Low: 65 °F

    Showers
    Likely

Detailed Forecast

Overnight
Cloudy, with a low around 68. North northeast wind around 10 mph, with gusts as high as 20 mph.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 76. North northeast wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 63. North wind 5 to 15 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 78. Northeast wind around 5 mph.
Monday Night
Mostly clear, with a low around 62. East northeast wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 78.
Thursday Night
A chance of showers. Partly cloudy, with a low around 65.
Friday
Partly sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 67.
Saturday
Partly sunny, with a high near 84.
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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:
2:46 am CDT Aug 2, 2026
Forecast Valid:
3am CDT Aug 2, 2026-6pm CDT Aug 8, 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