Surface observations

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


The weather observed at SAN FRANCISCO, CA (KSFO) at 01:56 AM PDT was:
  The skies were partly cloudy.
  Temperature: 57F ( 14C)  Dewpoint:  54F ( 12C)  Relative Humidity:  88%
  Winds from the NW (300 degs) at 13 mph.
  Pressure: 1013.4 millibars.  Altimeter:29.93 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at SAN FRANCISCO, CA (KSFO) at 01:56 AM PDT was:
  The skies were partly cloudy.
  Temperature: 57F ( 14C)  Dewpoint:  54F ( 12C)  Relative Humidity:  88%
  Winds from the NW (300 degs) at 13 mph.
  Altimeter:29.93 inches of mercury.
  The prevailing visibility was 10 miles.