alt Catalog http://mtarchive.geol.iastate.edu/thredds/catalog/mtarchive/2014/04/09/gempak/profiler/catalog.html

Dataset Size Last Modified
     Folder  profiler   --
         20140409_pro.gem 2.191 Mbytes 2014-04-10T08:00:09Z
         2014040912_6min.gem 2.999 Mbytes 2014-04-10T08:00:10Z
         2014040900_6min.gem 2.973 Mbytes 2014-04-10T08:00:09Z

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