NDBC THREDDS Server Catalog https://dods.ndbc.noaa.gov/thredds/catalog/data/stdmet/cllt2/catalog.html

Dataset Size Last Modified
     Folder  cllt2   --
         cllt2.ncml 302.0 bytes 2017-11-15T16:15:19.490Z
         cllt2h2007.nc 45.44 Kbytes 2007-12-31T23:00:00Z
         cllt2h2008.nc 311.8 Kbytes 2008-09-13T06:00:00Z

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