NDBC THREDDS Server Catalog https://dods.ndbc.noaa.gov/thredds/catalog/data/cwind/41009/catalog.html

Dataset Size Last Modified
     Folder  41009   --
         41009.ncml 301.0 bytes 2017-11-15T16:15:18.331Z
         41009c2012.nc 159.0 Kbytes 2012-12-31T23:20:00Z
         41009c2013.nc 632.0 Kbytes 2013-12-31T23:20:00Z
         41009c2014.nc 629.9 Kbytes 2014-12-31T23:20:00Z
         41009c2015.nc 630.6 Kbytes 2015-12-31T23:20:00Z
         41009c2016.nc 484.5 Kbytes 2016-10-07T08:20:00Z

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