National Centers for Environmental Information / National Operational Model Archive and Distribution System Catalog https://www.ncei.noaa.gov/thredds/catalog/model-gfs-004-files/202011/20201120/catalog.html

Dataset Size Last Modified
     Folder  20201120   --
         GFS Grid 4 2020-11-20 18:00 UTC fct:006.grb2 101.5 Mbytes 2020-11-21T09:41:56.494Z
         GFS Grid 4 2020-11-20 18:00 UTC fct:003.grb2 100.2 Mbytes 2020-11-20T21:40:45.462Z
         GFS Grid 4 2020-11-20 18:00 UTC fct:000.grb2 92.53 Mbytes 2020-11-20T21:41:06.549Z
         GFS Grid 4 2020-11-20 12:00 UTC fct:006.grb2 101.5 Mbytes 2020-11-20T21:40:53.663Z
         GFS Grid 4 2020-11-20 12:00 UTC fct:003.grb2 100.5 Mbytes 2020-11-20T21:40:42.828Z
         GFS Grid 4 2020-11-20 12:00 UTC fct:000.grb2 91.98 Mbytes 2020-11-20T21:40:57.832Z
         GFS Grid 4 2020-11-20 06:00 UTC fct:006.grb2 101.2 Mbytes 2020-11-20T09:42:49.768Z
         GFS Grid 4 2020-11-20 06:00 UTC fct:003.grb2 100.4 Mbytes 2020-11-20T09:42:47.967Z
         GFS Grid 4 2020-11-20 06:00 UTC fct:000.grb2 92.10 Mbytes 2020-11-20T09:43:53.829Z
         GFS Grid 4 2020-11-20 00:00 UTC fct:006.grb2 101.3 Mbytes 2020-11-20T09:44:21.222Z
         GFS Grid 4 2020-11-20 00:00 UTC fct:003.grb2 100.4 Mbytes 2020-11-20T09:44:11.988Z
         GFS Grid 4 2020-11-20 00:00 UTC fct:000.grb2 91.86 Mbytes 2020-11-20T09:42:48.631Z

NCEI-NC THREDDS Server at NCEI see Info
Documentation