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

79°F

26°C

Humidity 62%
Wind Speed S 13 mph
Barometer 29.90 in (1011.4 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 20 Jun 11:53 pm CDT
Extended Forecast for

Worth IL

Extreme Heat Warning June 21, 10:00am until June 24, 12:00am
Click here for hazard details and duration
Extreme Heat Warning

  • Overnight

    Overnight: Mostly clear, with a low around 74. South southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 96. Heat index values as high as 107. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 40 mph.

    High: 96 °F

    Hot and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 79. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 40 mph.

    Low: 79 °F

    Mostly Clear
    and Breezy
    then Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 97. Heat index values as high as 105. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 97 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Clear, with a low around 79. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 79 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 79.

    Low: 79 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Mostly sunny, with a high near 94.

    High: 94 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 69.

    Low: 69 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 74. South southwest wind around 15 mph, with gusts as high as 25 mph.
Saturday
Sunny and hot, with a high near 96. Heat index values as high as 107. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 40 mph.
Saturday Night
Clear, with a low around 79. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 40 mph.
Sunday
Sunny and hot, with a high near 97. Heat index values as high as 105. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Clear, with a low around 79. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Monday
Sunny and hot, with a high near 98.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 79.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 88.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Worth IL
 41.69°N 87.81°W
Last Update:
10:07 pm CDT Jun 20, 2025
Forecast Valid:
12am CDT Jun 21, 2025-6pm CDT Jun 27, 2025
 
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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