Overcast and 75 F at Chicago, Chicago-O'Hare International Airport, IL ★ Cardinal News ★ 5/22/2021 12:08:00 AM Winds are Calm. The pressure is 1026.7 mb and the humidity is 69%. Last Updated on May 21 2021, 10:51 pm CDT. SEE HOURLY TABLE >http://dlvr.it/S09Vv9