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.

Mostly Cloudy

82°F

28°C

Humidity 77%
Wind Speed SW 6 mph
Barometer 29.93 in (1012.2 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 3 Sep 12:53 am CDT
Extended Forecast for

Calumet Park IL

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 77. South southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 77 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 92. Heat index values as high as 99. Southwest wind 5 to 10 mph becoming west northwest in the afternoon.

    High: 92 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 73. Southeast wind 5 to 10 mph becoming northeast after midnight. Chance of precipitation is 50%.

    Low: 73 °F

    Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89. Heat index values as high as 97. East northeast wind 5 to 10 mph becoming south in the afternoon.

    High: 89 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Partly cloudy, with a low around 72. Northeast wind around 5 mph becoming east southeast after midnight. Chance of precipitation is 50%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.

    High: 85 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 77. South southwest wind around 5 mph, with gusts as high as 10 mph.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 92. Heat index values as high as 99. Southwest wind 5 to 10 mph becoming west northwest in the afternoon.
Thursday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 73. Southeast wind 5 to 10 mph becoming northeast after midnight. Chance of precipitation is 50%.
Friday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89. Heat index values as high as 97. East northeast wind 5 to 10 mph becoming south in the afternoon.
Friday Night
A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Partly cloudy, with a low around 72. Northeast wind around 5 mph becoming east southeast after midnight. Chance of precipitation is 50%.
Saturday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 67.
Labor Day
Mostly sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 67.
Tuesday
Partly sunny, with a high near 83.
Tuesday Night
Partly cloudy, with a low around 70.
Wednesday
A chance of showers. Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Calumet Park IL
 41.66°N 87.66°W
Last Update:
9:31 pm CDT Sep 2, 2026
Forecast Valid:
1am CDT Sep 3, 2026-6pm CDT Sep 9, 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