@article{fdi:010071394, title = {{E}quatorial {A}tlantic interannual variability and its relation to dynamic and thermodynamic processes}, author = {{J}ouanno, {J}ulien and {H}ernandez, {O}. and {S}anchez-{G}omez, {E}.}, editor = {}, language = {{ENG}}, abstract = {{T}he contributions of the dynamic and thermodynamic forcing to the interannual variability of the equatorial {A}tlantic sea surface temperature ({SST}) are investigated using a set of interannual regional simulations of the tropical {A}tlantic {O}cean. {T}he ocean model is forced with an interactive atmospheric boundary layer, avoiding damping toward prescribed air temperature as is usually the case in forced ocean models. {T}he model successfully reproduces a large fraction ({R}-2 = 0.55) of the observed interannual variability in the equatorial {A}tlantic. {I}n agreement with leading theories, our results confirm that the interannual variations of the dynamical forcing largely contributes to this variability. {W}e show that mean and seasonal upper ocean temperature biases, commonly found in fully coupled models, strongly favor an unrealistic thermodynamic control of the equatorial {A}tlantic interannual variability.}, keywords = {{ATLANTIQUE} ; {ZONE} {EQUATORIALE}}, booktitle = {}, journal = {{E}arth {S}ystem {D}ynamics}, volume = {8}, numero = {4}, pages = {1061--1069}, ISSN = {2190-4979}, year = {2017}, DOI = {10.5194/esd-8-1061-2017}, URL = {https://www.documentation.ird.fr/hor/fdi:010071394}, }