NDBC THREDDS Server Catalog https://dods.ndbc.noaa.gov/thredds/catalog/data/adcp2/catalog.html

Dataset Size Last Modified
     Folder  adcp2   --
         Folder  41008/   --
         Folder  41012/   --
         Folder  46044/   --
         Folder  46081/   --
         Folder  46089/   --

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