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

84°F

29°C

Humidity 63%
Wind Speed E 5 mph
Barometer 30.06 in (1016.8 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 2 Jul 10:53 am CDT
Extended Forecast for

Oak Forest IL

Extreme Heat Warning July 2, 11:04am until July 3, 12:00am
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 2, 11:04am until July 3, 12:00am

    NOW until 12:00am Fri

    Extreme Heat Warning

  • Today

    High: 95 °F

    Hot

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 76. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Partly Cloudy
    then Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 4pm. Partly sunny, with a high near 91. Heat index values as high as 100. Southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm after 10pm. Mostly cloudy, with a low around 72. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 72 °F

    T-storms
    Likely then
    Showers
    Likely

  • Independence Day

    Independence Day: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 88. Southwest wind 5 to 10 mph becoming east northeast in the morning. Chance of precipitation is 70%.

    High: 88 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.

    Low: 69 °F

    T-storms
    Likely then
    Showers
    Likely

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85.

    High: 85 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

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

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Today
Mostly sunny and hot, with a high near 95. Heat index values as high as 104. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 76. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Showers and thunderstorms likely, mainly after 4pm. Partly sunny, with a high near 91. Heat index values as high as 100. Southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm after 10pm. Mostly cloudy, with a low around 72. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.
Independence Day
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 88. Southwest wind 5 to 10 mph becoming east northeast in the morning. Chance of precipitation is 70%.
Saturday Night
Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 66.
Monday
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 68.
Wednesday
Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Oak Forest IL
 41.6°N 87.75°W
Last Update:
10:26 am CDT Jul 2, 2026
Forecast Valid:
11am CDT Jul 2, 2026-6pm CDT Jul 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