NCEI - Coasts & Oceans THREDDS Server Catalog https://www.ncei.noaa.gov/thredds-ocean/catalog/ncep/nww3/2007/08/at_4m/catalog.html

Dataset Size Last Modified
     Folder  at_4m   --
         multi_1.at_4m.wind.200708.grb2 24.47 Mbytes 2011-11-25T14:25:32Z
         multi_1.at_4m.tp.200708.grb2 12.50 Mbytes 2011-11-25T14:23:26Z
         multi_1.at_4m.hs.200708.grb2 11.63 Mbytes 2011-11-25T14:21:57Z
         multi_1.at_4m.dp.200708.grb2 15.69 Mbytes 2011-11-25T14:20:12Z

NCEI - Coasts & Oceans THREDDS Server at NOAA - National Centers for Environmental Information see Info
Documentation