TDS Installation Catalog https://psl.noaa.gov/thredds/catalog/Datasets/ncep.reanalysis2/catalog.html

Dataset Size Last Modified
     Folder  ncep.reanalysis2   --
         Folder  Dailies/   --
         Folder  Monthlies/   --
         Folder  gaussian_grid/   --
         Folder  pressure/   --
         Folder  spectral/   --
         Folder  surface/   --

THREDDS Data Server at NOAA/PSL see Info
Documentation