NDBC THREDDS Server Catalog https://dods.ndbc.noaa.gov/thredds/catalog/data/stdmet/42390/catalog.html

Dataset Size Last Modified
     Folder  42390   --
         42390.ncml 302.0 bytes 2017-11-15T16:15:19.023Z
         42390h2015.nc 67.18 Kbytes 2015-10-31T23:30:00Z
         42390h2016.nc 172.2 Kbytes 2016-12-31T17:30:00Z

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