National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Partly Cloudy

79°F

26°C

Humidity 38%
Wind Speed N 3 mph
Barometer 30.05 in (1016.9 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 2 Sep 12:53 pm CDT
Extended Forecast for

Chicago IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 78. East wind 5 to 10 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. East southeast wind around 5 mph becoming southwest after midnight.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm after 1pm. High near 76. West southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Mostly Sunny
    then Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Cloudy during the early evening, then gradual clearing, with a low around 50. North northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 50 °F

    Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 66. Northwest wind around 10 mph, with gusts as high as 15 mph.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 54. Breezy.

    Low: 54 °F

    Partly Cloudy
    then Chance
    Showers and
    Breezy

  • Friday

    Friday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 66. Breezy.

    High: 66 °F

    Slight Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 78. East wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 62. East southeast wind around 5 mph becoming southwest after midnight.
Wednesday
Showers and possibly a thunderstorm after 1pm. High near 76. West southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Cloudy during the early evening, then gradual clearing, with a low around 50. North northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Thursday
Sunny, with a high near 66. Northwest wind around 10 mph, with gusts as high as 15 mph.
Thursday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 54. Breezy.
Friday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 66. Breezy.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Sunny, with a high near 66.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 53.
Monday
Mostly sunny, with a high near 70.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chicago IL
 41.84°N 87.68°W
Last Update:
1:06 pm CDT Sep 2, 2025
Forecast Valid:
1pm CDT Sep 2, 2025-6pm CDT Sep 8, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation