norcpm2_ana_hindcast (sst)

Atlantic-3 predictionskill

Correlation and RMSE of Atlantic-3 (20W-0, 3S-3N) SST, compare with HadISST.

ENSO predictionskill

Correlation and RMSE of Nino3.4, compare with HadISST.

SST heterogeneous Anomaly Correlation(AC), 1-4 lead season

Following Becker et al. 2014 approach, 1-4 lead seasonal forecast correlation.  
 The correlation is between HadISST and ensemble mean.
 

SST rank histogram. Use HadISST as observation data.