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 03:54 PM EST was:
  The skies were partly cloudy.
  Temperature: 32F (  0C)  Dewpoint:   0F (-18C)  Relative Humidity:  25%
  Winds from the NNW(340 degs) at 15 mph.
  Pressure: 1039.0 millibars.  Altimeter:30.69 inches of mercury.
  The prevailing visibility was 10 miles.