Thunderstorms and Heavy Rains in the Appalachians

Multiple rounds of moderate to locally heavy rain will impact portions of the Appalachians and Mid-Atlantic, which may lead to flash flooding concerns. Thunderstorms with isolated severe wind gusts will be possible this afternoon from parts of the Southeast into the southern and central Appalachians. A multi-day heavy rain will pose a flash flood threat in New Mexico beginning Tuesday. Read More >

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Mostly Cloudy

64°F

18°C

Humidity 70%
Wind Speed E 17 mph
Barometer 30.13 in (1019.9 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 21 Sep 3:53 pm CDT
Extended Forecast for

Chicago IL

  • Tonight

    Tonight: Cloudy, with a low around 56. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 62. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 62 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 57. East northeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 65. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 65 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 56. East wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 56 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 56. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 62. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Increasing clouds, with a low around 57. East northeast wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly cloudy, with a high near 65. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 56. East wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
Partly sunny, with a high near 66.
Thursday Night
Mostly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Partly sunny, with a high near 65.
Saturday Night
Mostly cloudy, with a low around 56.
Sunday
Partly sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
Chicago IL
 41.84°N 87.68°W
1:55 pm CDT Sep 21, 2026
4pm CDT Sep 21, 2026-6pm CDT Sep 28, 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