Initial TDS Installation Catalog http://esrl.noaa.gov/gsd/thredds/catalog/retro/hrrr/conus/wrftwo/2017/06/12/catalog.html

Dataset Size Last Modified
     Folder  12   --
         20170612.zip 78.79 Mbytes 2018-01-18T19:06:21Z

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