CFS forecast of Nino34 SST anomaly for the coming 9 seasons

First record:  one month average. TrgSeason is the 1st month
Last record:   one month average. TrgSeason is the last month
Other records: Three month average. TrgSeason is the center month of the target
               season

sst34cfsSeaYYYYMMadjusted.txt: forecast from YYYYMM
sst34cfsSea200902adjustedPDFC.txt: forecast with PDF corrected

'adjusted' means that the anomalies have been adjusted with respect to 1971-2000
climatology.