EU HFR NODE THREDDS Service Catalog https://thredds.hfrnode.eu:8443/thredds/catalog/NRTcurrent/HFR-US-Alaska/HFR-US-Alaska_catalog.html

Dataset Size Last Modified
     Folder  US_-_Alaska_NRT_Surface_Current   --
         Folder  Totals   --
             v2.2   --
             v3   --

EU HFR NODE THREDDS Service at CNR - National Research Council of Italy see Info
Documentation