Surface observations

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


The weather observed at WASHINGTON DC, VA (KDCA) at 12:52 PM EDT was:
  The skies were mostly clear.
  Temperature: 81F ( 27C)  Dewpoint:  70F ( 21C)  Relative Humidity:  70%
  Winds from the CLM(CLM degs) at  0 mph.
  Pressure: 1021.1 millibars.  Altimeter:30.15 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at WASHINGTON DC, VA (KDCA) at 12:52 PM EDT was:
  The skies were mostly clear.
  Temperature: 81F ( 27C)  Dewpoint:  70F ( 21C)  Relative Humidity:  70%
  Winds from the CLM(CLM degs) at  0 mph.
  Altimeter:30.15 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at WASHINGTON DC, VA (KDCA) at 01:08 PM EDT was:
  The skies were mostly cloudy.
  Temperature: 81F ( 27C)  Dewpoint:  70F ( 21C)  Relative Humidity:  70%
  Winds from the S  (190 degs) at  7 mph.
  Altimeter:30.15 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at WASHINGTON DC, VA (KDCA) at 01:08 PM EDT was:
  The skies were mostly cloudy.
  Temperature: 81F ( 27C)  Dewpoint:  70F ( 21C)  Relative Humidity:  70%
  Winds from the S  (190 degs) at  7 mph.
  Altimeter:30.15 inches of mercury.
  The prevailing visibility was 10 miles.