@article{fdi:010062718, title = {{A}bout the role of {W}esterly {W}ind {E}vents in the possible development of an {E}l {N}ino in 2014}, author = {{M}enk{\`e}s, {C}hristophe and {L}engaigne, {M}atthieu and {V}ialard, {J}{\'e}r{\^o}me and {P}uy, {M}. and {M}archesiello, {P}atrick and {C}ravatte, {S}ophie and {C}ambon, {G}ildas}, editor = {}, language = {{ENG}}, abstract = {{S}imilarities between early 1997 and 2014 has prompted climate scientists to wonder if an {E}l {N}ino matching the 1997 "{E}l {N}ino of the century" could develop in 2014. {U}ntil {A}pril 2014, the equatorial {P}acific exhibited positive heat content anomalies along with an eastward warm pool displacement similar to those found during the onset of strong {E}l {N}ino events. {Y}et in {J}uly 2014, the warm pool had retreated back to its climatological positions and equatorial temperature anomalies were much weaker than in mid-1997. {D}edicated oceanic simulations reveal that these weak interannual anomalies can be attributed to differences in {W}esterly {W}ind {E}vent ({WWE}) sequences. {I}n contrast with 1997, the lack of {WWE}s from {A}pril to {J}une significantly limited the growth of eastern {P}acific anomalies and the eastward warm pool displacement in 2014. {W}ith the absence of additional {WWE} activity, prospects for a mature {E}l {N}ino in late 2014 are fading.}, keywords = {{PACIFIQUE} ; {ZONE} {EQUATORIALE}}, booktitle = {}, journal = {{G}eophysical {R}esearch {L}etters}, volume = {41}, numero = {18}, pages = {6476--6483}, ISSN = {0094-8276}, year = {2014}, DOI = {10.1002/2014gl061186}, URL = {https://www.documentation.ird.fr/hor/fdi:010062718}, }