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

Dataset Size Last Modified
     Folder  ESRL-GMD Long-Term Surface Aerosol Measurements/   --
     Folder  International Comprehensive Ocean-Atmosphere Data Set (ICOADS) R3.0 netCDF version/   --
     Folder  NOAA U.S. Daily Climate Division (NClimGrid-Daily)/   --
     Folder  NOAA U.S. Daily Climate Division (NClimGrid-Daily) Auxiliary Data/   --

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