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.

Fair

80°F

27°C

Humidity 74%
Wind Speed SW 14 G 23 mph
Barometer 30.11 in (1018.3 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 23 Jun 6:53 am CDT
Extended Forecast for

Oak Forest IL

Extreme Heat Warning June 23, 07:19am until June 24, 12:00am
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 23, 07:19am until June 24, 12:00am

    NOW until 12:00am Tue

    Extreme Heat Warning

  • Today

    High: 96 °F

    Sunny then
    Sunny and
    Breezy

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 11pm and midnight. Partly cloudy, with a low around 75. Breezy, with a south southwest wind 15 to 20 mph decreasing to 5 to 10 mph in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms and
    Breezy then
    Mostly Cloudy

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after 4pm. Mostly sunny, with a high near 91. Heat index values as high as 98. West southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 70. Northeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 60%.

    Low: 70 °F

    T-storms
    Likely

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. East southeast wind 5 to 10 mph becoming west northwest in the morning.

    High: 85 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91.

    High: 91 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    T-storms

Detailed Forecast

Today
Sunny and hot, with a high near 96. Heat index values as high as 102. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tonight
A slight chance of showers and thunderstorms between 11pm and midnight. Partly cloudy, with a low around 75. Breezy, with a south southwest wind 15 to 20 mph decreasing to 5 to 10 mph in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Tuesday
Showers and thunderstorms likely, mainly after 4pm. Mostly sunny, with a high near 91. Heat index values as high as 98. West southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 70. Northeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. East southeast wind 5 to 10 mph becoming west northwest in the morning.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 71.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Friday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 69.
Saturday
Mostly sunny, with a high near 88.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Oak Forest IL
 41.6°N 87.75°W
Last Update:
4:41 am CDT Jun 23, 2025
Forecast Valid:
7am CDT Jun 23, 2025-6pm CDT Jun 29, 2025
 
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