Initial TDS Installation Catalog http://esrl.noaa.gov/gsd/thredds/catalog/retro/hrrr/conus/wrftwo/2014/11/21/catalog.html

Dataset Size Last Modified
     Folder  21   --
         20141121.zip 75.98 Mbytes 2017-01-19T20:34:27Z

GSD TDS at ESRL/GSD/ITS/DSG see Info
Documentation