Catalog http://nomads.ncdc.noaa.gov/thredds/catalog/ruc252/201205/catalog.html

Dataset Size Last Modified
     Folder  201205   --
         Folder  20120501/   --

NOMADS THREDDS Data Server (TDS) at NOAA Operational Model Archive and Distribution System (NOMADS)
THREDDS Data Server [Version 4.2.9 - 20111108.1758] Documentation