NDBC THREDDS Server Catalog https://dods.ndbc.noaa.gov/thredds/catalog/data/ocean/sraw1/catalog.html

Dataset Size Last Modified
     Folder  sraw1   --
         sraw1o2016.nc 115.0 Kbytes 2016-12-31T23:00:00Z
         sraw1o2017.nc 289.0 Kbytes 2017-10-03T17:00:00Z
         sraw1o2018.nc 339.1 Kbytes 2018-12-31T23:00:00Z
         sraw1o2019.nc 128.3 Kbytes 2019-05-02T03:00:00Z

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