National Centers for Environmental Information / National Operational Model Archive and Distribution System Catalog https://www.ncei.noaa.gov/thredds/catalog/model/srrs.html

Dataset Size Last Modified
     Folder  SRRS - NWS Service Records Retention System (GRIB Products)   --
         Folder  SRRS - NWS Service Records Retention System (GRIB Products)/   --

NCEI-NC THREDDS Server at NCEI see Info
Documentation