Dangerous heat and humidity from the central U.S. to East Coast this weekend

Hot and very humid conditions will push the heat index to well over 100 degrees across a large portion of the central and eastern U.S. Excessive Heat Warnings and Heat Advisories are in effect for much of the Plains, Miss. Valley, Midwest, Ohio Valley, Mid-Atlantic and southern states. Be very cautious if you must do outdoor activities in these areas during the afternoon and evening this weekend. Read More >

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Mostly Cloudy

73°F

23°C

Humidity 87%
Wind Speed S 7 mph
Barometer 29.91 in (1011.6 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 24 Jul 4:53 am CDT
Extended Forecast for

Orland Park IL

Heat Advisory July 24, 11:00am until July 24, 07:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly after 4pm.  Partly sunny, with a high near 91. Heat index values as high as 105. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Partly Sunny
    then Chance
    T-storms

    High: 91 °F

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 10pm.  Mostly cloudy, with a low around 71. West southwest wind 5 to 10 mph becoming northwest after midnight.

    Chance
    T-storms

    Low: 71 °F

  • Monday

    Monday: Mostly sunny, with a high near 87. Northwest wind around 5 mph.

    Mostly Sunny

    High: 87 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 67. North wind around 5 mph becoming calm  in the evening.

    Mostly Clear

    Low: 67 °F

  • Tuesday

    Tuesday: Sunny, with a high near 86. Calm wind becoming north northeast around 5 mph.

    Sunny

    High: 86 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 69.

    Mostly Clear

    Low: 69 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85.

    Mostly Sunny

    High: 85 °F

  • Wednesday
    Night

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

    Chance
    T-storms

    Low: 69 °F

  • Thursday

    Thursday: A chance of showers and thunderstorms.  Partly sunny, with a high near 83.

    Chance
    T-storms

    High: 83 °F

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 91. Heat index values as high as 105. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 71. West southwest wind 5 to 10 mph becoming northwest after midnight.
Monday
Mostly sunny, with a high near 87. Northwest wind around 5 mph.
Monday Night
Mostly clear, with a low around 67. North wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 86. Calm wind becoming north northeast around 5 mph.
Tuesday Night
Mostly clear, with a low around 69.
Wednesday
Mostly sunny, with a high near 85.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 83.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 81.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 81.
Click Map For Forecast
Point Forecast:
Orland Park IL
 41.6°N 87.84°W
4:17 am CDT Jul 24, 2016
5am CDT Jul 24, 2016-6pm CDT Jul 30, 2016
 
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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