Surface observations

Data from the National Weather Service, made available here by the UAlbany Department of Earth and Atmospheric Sciences


The weather observed at CHICAGO O'HARE, IL (KORD) at 05:51 PM CST was:
  The skies were cloudy.
  The weather reported was light snow and fog.
  Temperature: 27F ( -3C)  Dewpoint:  25F ( -4C)  Relative Humidity:  92%
  Winds from the N  (350 degs) at  6 mph.
  Pressure: 1007.1 millibars.  Altimeter:29.71 inches of mercury.
  The prevailing visibility was .75 miles.
  The maximum temperature in the past 6 hours was  28F.
  The minimum temperature in the past 6 hours was  27F.
  There has been 0.05 inches of precipitation in the past hour.
  There has been 0.13 inches of precipitation in the past 6 hours.