The probability forecast simulation of Rainy Season Onset and the Lenght of Season based on Indonesia SST, Nin034 SST, and IODM SST Anomalies as predictors, have been done over Seasonal Forecast Area (SFA) 126 Denpasar. This SFA was chosen as a case in relation to it's monsoonal rainfall pattern. In this SFA there were clearly different condition between Rainy and Dry Seasons. Basically the pea…