alt Catalog http://mtarchive.geol.iastate.edu/thredds/catalog/mtarchive/2003/01/21/gempak/profiler/catalog.html

Dataset Size Last Modified
     Folder  profiler   --
         20030121_pro.gem 783.8 Kbytes 2003-01-21T19:19:20Z

ISU MTArchive at ISU MTArchive see Info
THREDDS Data Server [Version 4.6.14 - 2019-07-23T11:04:31-0600] Documentation