Dynamics of the Intertropical Convergence Zone of the East Pacific Export

@article{citeulike:572305, abstract = {The dynamical factors controlling the mean state and variability of the east Pacific intertropical convergence zone (ITCZ) and the associated cross-equatorial boundary layer flow are investigated using observations from the East Pacific Investigation of Climate (EPIC2001) project. The tropical east Pacific exhibits a southerly boundary layer flow that terminates in the ITCZ. This flow is induced by the strong meridional sea surface temperature (SST) gradient in the region. Away from the equator and from deep convection, it is reasonably well described on a day-to-day basis by an extended Ekman balance model. Variability in the strength and northward extent of this flow is caused by variations in free-tropospheric pressure gradients that either reinforce or oppose the pressure gradient associated with the SST gradient. These free-tropospheric gradients are caused by easterly waves, tropical cyclones, and the Madden\&\#8211;Julian oscillation.}, author = {Raymond, David J. and Bretherton, Christopher S. and Molinari, John}, citeulike-article-id = {572305}, citeulike-linkout-0 = {http://dx.doi.org/10.1175/JAS3642.1}, doi = {10.1175/JAS3642.1}, journal = {Journal of the Atmospheric Sciences}, keywords = {eastpacific, itcz}, number = {2}, pages = {582--597}, posted-at = {2006-04-17 21:22:48}, priority = {2}, title = {Dynamics of the Intertropical Convergence Zone of the East Pacific}, url = {http://dx.doi.org/10.1175/JAS3642.1}, volume = {63}, year = {2006} }

TY - JOUR ID - citeulike:572305 L3 - citeulike-article-id:572305 N2 - The dynamical factors controlling the mean state and variability of the east Pacific intertropical convergence zone (ITCZ) and the associated cross-equatorial boundary layer flow are investigated using observations from the East Pacific Investigation of Climate (EPIC2001) project. The tropical east Pacific exhibits a southerly boundary layer flow that terminates in the ITCZ. This flow is induced by the strong meridional sea surface temperature (SST) gradient in the region. Away from the equator and from deep convection, it is reasonably well described on a day-to-day basis by an extended Ekman balance model. Variability in the strength and northward extent of this flow is caused by variations in free-tropospheric pressure gradients that either reinforce or oppose the pressure gradient associated with the SST gradient. These free-tropospheric gradients are caused by easterly waves, tropical cyclones, and the Madden–Julian oscillation. IS - 2 JF - Journal of the Atmospheric Sciences EP - 597 TI - Dynamics of the Intertropical Convergence Zone of the East Pacific VL - 63 SP - 582 KW - eastpacific KW - itcz AU - Raymond, David AU - Bretherton, Christopher AU - Molinari, John PY - 2006/// UR - http://dx.doi.org/10.1175/JAS3642.1 ER -