NDBC THREDDS Server Catalog https://dods.ndbc.noaa.gov/thredds/catalog/data/ocean/frkf1/catalog.html

Dataset Size Last Modified
     Folder  frkf1   --
         frkf1o2009.nc 1.278 Mbytes 2009-12-31T23:45:00Z
         frkf1o2010.nc 1.166 Mbytes 2010-11-30T19:15:00Z
         frkf1o2011.nc 551.7 Kbytes 2011-06-28T03:30:00Z

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