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

Hazardous Weather Conditions

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Light Rain

72°F

22°C

Humidity 97%
Wind Speed SW 8 mph
Barometer 29.95 in (1013.1 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 16 Aug 2:53 am CDT
Extended Forecast for

Chicago IL

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Low around 74. Southwest wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 74 °F

    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 83. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 83 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 69. West wind around 10 mph becoming north after midnight.

    Low: 69 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 78. North wind 5 to 10 mph.

    High: 78 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. Southeast wind around 5 mph becoming west southwest after midnight.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 83. Chance of precipitation is 20%.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Chance of precipitation is 70%.

    Low: 67 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers before 1pm. Partly sunny, with a high near 75.

    High: 75 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 74. Southwest wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 83. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around 69. West wind around 10 mph becoming north after midnight.
Monday
Mostly sunny, with a high near 78. North wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 66. Southeast wind around 5 mph becoming west southwest after midnight.
Tuesday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 83. Chance of precipitation is 20%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Chance of precipitation is 70%.
Wednesday
A chance of showers before 1pm. Partly sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 63.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 63.
Friday
Mostly sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 79.
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:
3:21 am CDT Aug 16, 2026
Forecast Valid:
3am CDT Aug 16, 2026-6pm CDT Aug 22, 2026
 
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