National Weather Service

News Headlines

August and Meteorological Summer 2026 Climate Summaries

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Partly Cloudy

89°F

32°C

Humidity	61%
Wind Speed	W 6 mph
Barometer	29.89 in (1010.8 mb)
Dewpoint	74°F (23°C)
Visibility	10.00 mi
Heat Index	98°F (37°C)
Last update	4 Sep 7:53 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles E Chicago Midway Airport IL

Tonight
Low: 76 °F
Chance
T-storms and
Patchy Fog
Saturday
High: 84 °F
Patchy Fog
then Partly
Sunny
Saturday Night
Low: 68 °F
Decreasing
Clouds
Sunday
High: 79 °F
Sunny
Sunday Night
Low: 65 °F
Mostly Clear
Labor Day
High: 81 °F
Mostly Sunny
Monday Night
Low: 66 °F
Partly Cloudy
Tuesday
High: 88 °F
Partly Sunny
Tuesday Night
Low: 73 °F
Partly Cloudy

Detailed Forecast

Tonight

A 30 percent chance of showers and thunderstorms, mainly between 11pm and 3am. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 76. West southwest wind around 5 mph becoming east northeast after midnight.

Saturday

Patchy fog before 9am. Otherwise, partly sunny, with a high near 84. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.

Saturday Night

Mostly cloudy, then gradually becoming clear, with a low around 68. East northeast wind 5 to 10 mph, with gusts as high as 15 mph.

Sunday

Sunny, with a high near 79. East northeast wind 5 to 10 mph.

Sunday Night

Mostly clear, with a low around 65. Northeast wind 5 to 10 mph becoming southeast after midnight.

Labor Day

Mostly sunny, with a high near 81.

Monday Night

Partly cloudy, with a low around 66.