Overcast and 36 F at Chicago, Chicago-O'Hare International Airport, IL: Winds are Northwest at 9.2 MPH (8 KT). The pressure is 1017.9 mb and the humidity is 73%. The wind chill is 29. Last Updated on Feb 15 2023, 9:51 pm CST. dlvr.it/SjV5QD - NWS