Weather at Chicago/Ohare, IL - via NOAA's National Weather Service Light Rain and 49 F at Chicago/Ohare, IL Winds are Northeast at 5.8 MPH (5 KT). The pressure is 1009.6 mb and the humidity is 71%. The wind chill is 47. Last Updated on Mar 9 2010, 2:51 pm CST. Flight Status: Chicago OHare International Airport (ORD) Weather at Chicago Midway Airport, IL - via NOAA's National Weather Service Overcast with Haze and 51 F at Chicago Midway Airport, IL Winds are East at 6.9 MPH (6 KT). The pressure is 1010.0 mb and the humidity is 61%. The wind chill is 48. Last Updated on Mar 9 2010, 1:51 pm CST. Flight Status: Chicago Midway Airport (MDW)