NOAA/ESRL/PSD Catalog http://esrl.noaa.gov/psd/thredds/catalog/Datasets/cru/crutem3/var/catalog.html

Dataset Size Last Modified
     Folder  var   --
         air.mon.anom.nc 20.36 Mbytes 2013-05-17T19:04:33Z

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