Probably this year la niña will not happen. The CFS model this a outlier. Several dinamical models back off la niña and now , showing a neutral Enso for 24-25. Middle 2025 will be a borderline neutral/El niño. 

Meteofrance, Bureau (Australia), Ecmwf Copernicus, Jma, Gdfl spear, Sintex , Ncar , Cansips, Gem , now showing neutral Enso. Only CFS and NASA outliers. 

2017 (January till may/June/July) forecast showed El niño in the late 2017. But , in September 2017  NOAA issued la niña watch and happened la niña 2017-18. Will this year to end with El niño?