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

Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Great Lakes

Thunderstorms with strong wind gusts and hail will be possible today from Michigan into the Lower Great Lakes region. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Numerous daily record highs and warm lows are likely. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Fair and Breezy

86°F

30°C

Humidity 67%
Wind Speed SW 22 G 35 mph
Barometer 29.85 in (1010.2 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 21 Jun 9:52 am CDT
Extended Forecast for

Chicago Executive Airport IL

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

    NOW until 12:00am Tue

    Extreme Heat Warning

  • Today

    High: 96 °F

    Hot and
    Breezy

  • Tonight

    Tonight: Clear, with a low around 78. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 40 mph.

    Low: 78 °F

    Clear and
    Breezy then
    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 96. Heat index values as high as 104. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 96 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 78. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 78 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 98. Southwest wind around 15 mph, with gusts as high as 30 mph.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.

    Low: 76 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.

    High: 86 °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

Today
Sunny and hot, with a high near 96. Heat index values as high as 106. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 40 mph.
Tonight
Clear, with a low around 78. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 40 mph.
Sunday
Sunny and hot, with a high near 96. Heat index values as high as 104. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 78. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Monday
Sunny and hot, with a high near 98. Southwest wind around 15 mph, with gusts as high as 30 mph.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 86.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chicago Executive Airport IL
 42.1°N 87.86°W
Last Update:
3:56 am CDT Jun 21, 2025
Forecast Valid:
10am CDT Jun 21, 2025-6pm CDT Jun 27, 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