Surface observations

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

The weather observed at PHILADELPHIA, PA (KPHL) at 05:54 AM EST was:
  The skies were cloudy.
  Temperature: 48F (  9C)  Dewpoint:  39F (  4C)  Relative Humidity:  71%
  Winds from the NW (330 degs) at  7 mph.
  Pressure: 1014.0 millibars.  Altimeter:29.95 inches of mercury.
  The prevailing visibility was 10 miles.