National Centers for Environmental Information / National Operational Model Archive and Distribution System Catalog https://www.ncei.noaa.gov/thredds/catalog/model-gfs-004-files/202110/20211023/catalog.html

Dataset Size Last Modified
     Folder  20211023   --
         GFS Grid 4 2021-10-23 18:00 UTC fct:006.grb2 158.6 Mbytes 2021-10-24T08:40:32.647Z
         GFS Grid 4 2021-10-23 18:00 UTC fct:003.grb2 157.1 Mbytes 2021-10-24T08:40:32.030Z
         GFS Grid 4 2021-10-23 18:00 UTC fct:000.grb2 147.6 Mbytes 2021-10-24T08:40:31.674Z
         GFS Grid 4 2021-10-23 12:00 UTC fct:006.grb2 158.6 Mbytes 2021-10-23T20:40:16.230Z
         GFS Grid 4 2021-10-23 12:00 UTC fct:003.grb2 158.7 Mbytes 2021-10-23T20:40:17.103Z
         GFS Grid 4 2021-10-23 12:00 UTC fct:000.grb2 148.8 Mbytes 2021-10-23T20:40:18.259Z
         GFS Grid 4 2021-10-23 06:00 UTC fct:006.grb2 160.1 Mbytes 2021-10-23T20:40:17.304Z
         GFS Grid 4 2021-10-23 06:00 UTC fct:003.grb2 158.8 Mbytes 2021-10-23T20:40:18.854Z
         GFS Grid 4 2021-10-23 06:00 UTC fct:000.grb2 149.2 Mbytes 2021-10-23T20:40:16.690Z
         GFS Grid 4 2021-10-23 00:00 UTC fct:006.grb2 160.0 Mbytes 2021-10-23T08:40:26.641Z
         GFS Grid 4 2021-10-23 00:00 UTC fct:003.grb2 159.4 Mbytes 2021-10-23T08:40:26.626Z
         GFS Grid 4 2021-10-23 00:00 UTC fct:000.grb2 149.2 Mbytes 2021-10-23T08:40:18.847Z

NCEI-NC THREDDS Server at NCEI see Info
Documentation