NDBC THREDDS Server Catalog https://dods.ndbc.noaa.gov/thredds/catalog/data/stdmet/sacv4/catalog.html

Dataset Size Last Modified
     Folder  sacv4   --
         sacv4.ncml 302.0 bytes 2017-11-15T16:15:20.089Z
         sacv4h2010.nc 8.712 Kbytes 2010-12-31T23:00:00Z
         sacv4h2011.nc 333.6 Kbytes 2011-12-31T23:00:00Z
         sacv4h2012.nc 495.6 Kbytes 2012-12-31T23:00:00Z
         sacv4h2013.nc 494.0 Kbytes 2013-12-31T23:00:00Z
         sacv4h2014.nc 494.5 Kbytes 2014-12-31T23:00:00Z

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