Surface observations

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

The weather observed at NYC/LA GUARDIA, NY (KLGA) at 03:51 AM EST was:
  The skies were cloudy.
  The weather reported was moderate rain and fog.
  Temperature: 42F (  6C)  Dewpoint:  40F (  4C)  Relative Humidity:  92%
  Winds from the NE (050 degs) at 17 mph.
  Pressure:  992.7 millibars.  Altimeter:29.32 inches of mercury.
  The prevailing visibility was 4 miles.
  There has been 0.06 inches of precipitation in the past hour.
  There has been 0.30 inches of precipitation in the past 6 hours.