Current PSD (Web/Data Status). PSD has undergone major URL restructuring so that all URLs start with http://www.esrl.noaa.gov/psd/ (More Info). OPeNDAP Data access is now open without IP restrictions.
 

NCEP Reanalysis Electronic Atlas

Sorry, the Atlas is currently not working. We will try to fix it soon.
Reanalysis Atlas unavailable.
*Description of the NCEP Reanalysis model * Educational uses of atlas: from 1997 AMS talk and using the atlas to teach about ENSO
* Reanalysis Activities at PSD * Other sources of reanalysis information:
NCEP  NCAR
*Descriptions of the atlas variable calculations