Important: The Climate Analysis Branch (PSD1) web site will be down in anticipiation of our major web restructuring starting Tuesday Jan 20th at 1pm MST.
You can find more info about the upcoming URL changes here.
 

NCEP Reanalysis Electronic Atlas

Go to atlas Goto Reanalysis Atlas.

*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