NOAA/ESRL/PSD Catalog http://esrl.noaa.gov/psd/thredds/catalog/Datasets/ncep.reanalysis.derived/sigma/catalog.html


Dataset Size Last Modified
     Folder  sigma   --
         chi.day.ltm.nc 85.48 Mbytes 2014-10-21T22:20:17Z
         chi.mon.ltm.nc 1.329 Mbytes 2014-10-21T22:20:25Z
         chi.mon.mean.nc 214.4 Mbytes 2014-12-02T18:40:26Z
         Folder  daily/   --
         div.mon.ltm.nc 1.488 Mbytes 2014-10-21T22:20:39Z
         div.mon.mean.nc 96.26 Mbytes 2014-10-31T14:09:07Z
         psi.day.ltm.nc 83.56 Mbytes 2014-10-21T22:21:03Z
         psi.mon.ltm.nc 1.243 Mbytes 2014-10-21T22:21:06Z
         psi.mon.mean.nc 203.5 Mbytes 2014-12-02T18:40:31Z
         vor.mon.ltm.nc 1.431 Mbytes 2014-10-21T22:20:48Z
         vor.mon.mean.nc 92.91 Mbytes 2014-10-31T14:09:14Z

NOAA/ESRL/PSD at NOAA ESRL PSD see Info
THREDDS Data Server [Version 4.3.15 - 20121218.1126] Documentation