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).
 

Forecast History
Tables:
*  Verification history
*  Forecasts, Lead = 3 months
*  Forecasts, Lead = 6 months
*  Forecasts, Lead = 9 months
*  Forecasts, Lead = 12 months
Maps:

Please, select desired initial condition:

Month: Year: