Heat Wave Persists Over the Central U.S.; Significant Flooding Expected in the Northern Mid-Atlantic Tuesday

Dangerous and extreme heat will remain across portions of the Central U.S. this week, persisting across the Mid to Lower Mississippi Valleys, Gulf Coast, Southern Plains and portions of Texas. A heat wave over the Southwest will intensify late this week. Severe thunderstorms and flash flooding will spread from the Great Lakes/Ohio Valley to the Mid-Atlantic and Northeast the next few days. Read More >

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Fog/Mist

68°F

20°C

Humidity 93%
Wind Speed N 14 mph
Barometer 29.80 in (1008.2 mb)
Dewpoint 66°F (19°C)
Visibility 6.00 mi
Last update 28 Jul 7:53 am CDT
Extended Forecast for

Chicago IL

  • Today

    Today: Patchy drizzle and fog before 11am.  Mostly sunny, with a high near 75. North wind around 15 mph, with gusts as high as 25 mph.

    High: 75 °F

    Patchy
    Drizzle and
    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 66. North wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 66 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 81. North northeast wind 5 to 10 mph.

    High: 81 °F

    Sunny

  • Wednesday Night

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

    Low: 67 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 87. Calm wind becoming north northwest around 5 mph in the afternoon. Winds could gust as high as 10 mph.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 1pm.  Mostly cloudy, with a high near 84.

    High: 84 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers.  Mostly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm.  Mostly cloudy, with a high near 79.

    High: 79 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Patchy drizzle and fog before 11am. Mostly sunny, with a high near 75. North wind around 15 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 66. North wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 81. North northeast wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 67. North northeast wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 87. Calm wind becoming north northwest around 5 mph in the afternoon. Winds could gust as high as 10 mph.
Thursday Night
Partly cloudy, with a low around 71.
Friday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 84.
Friday Night
A chance of showers. Mostly cloudy, with a low around 70.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 79.
Saturday Night
A chance of showers before 1am. Mostly cloudy, with a low around 69.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 68.
Monday
Sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Chicago IL
 41.84°N 87.68°W
6:27 am CDT Jul 28, 2026
8am CDT Jul 28, 2026-6pm CDT Aug 3, 2026
 
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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