Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

A Few Clouds

66°F

19°C

Humidity 84%
Wind Speed NW 5 mph
Barometer 29.97 in (1014.1 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 27 Aug 6:53 am CDT
Extended Forecast for

Crestwood IL

  • Today

    Today: A slight chance of showers between 1pm and 4pm.  Mostly sunny, with a high near 82. Northwest wind around 5 mph becoming northeast in the afternoon. Winds could gust as high as 10 mph.  Chance of precipitation is 20%.

    High: 82 °F

    Sunny then
    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 64. East northeast wind around 5 mph becoming calm  in the evening.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64. East southeast wind around 5 mph becoming south after midnight.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 81. South wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 81 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 69.

    Low: 69 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: Partly sunny, with a high near 87.

    High: 87 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 73.

    Low: 73 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers between 1pm and 4pm. Mostly sunny, with a high near 82. Northwest wind around 5 mph becoming northeast in the afternoon. Winds could gust as high as 10 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 64. East northeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 82. Calm wind becoming north northeast around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 64. East southeast wind around 5 mph becoming south after midnight.
Saturday
Partly sunny, with a high near 81. South wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69.
Sunday
Partly sunny, with a high near 87.
Sunday Night
Mostly cloudy, with a low around 73.
Monday
Mostly sunny, with a high near 89.
Monday Night
A chance of showers after 1am. Partly cloudy, with a low around 74.
Tuesday
Mostly sunny, with a high near 89.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 72.
Wednesday
A chance of showers. Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Crestwood IL
 41.64°N 87.75°W
3:11 am CDT Aug 27, 2026
7am CDT Aug 27, 2026-6pm CDT Sep 2, 2026
 
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Additional Resources

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Hourly Weather Forecast

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