NDBC THREDDS Server Catalog https://dods.ndbc.noaa.gov/thredds/catalog/data/stdmet/barn6/catalog.html

Dataset Size Last Modified
     Folder  barn6   --
         barn6.ncml 302.0 bytes 2017-11-15T16:15:19.396Z
         barn6h2011.nc 2.137 Mbytes 2011-12-31T23:50:00Z
         barn6h2012.nc 1.906 Mbytes 2012-12-31T23:32:00Z
         barn6h2013.nc 2.981 Mbytes 2013-12-31T23:50:00Z
         barn6h2014.nc 1.894 Mbytes 2014-12-30T11:20:00Z
         barn6h2015.nc 82.29 Kbytes 2015-09-28T08:00:00Z

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