JL acknowledges Edwin Schneider for his internal review when the more primitive version of the manuscript was published as an internal technical report at COLA. The manuscript also benefited substantively from the very constructive comments from Nili Harnik and Gwendal Rivière and a third anonymous reviewer. JL is supported by NSF Grant ATM-1064045 and partly by the Office of Science of the U.S. Department of Energy as part of the Regional and Global Climate Modeling Program. The Pacific Northwest National Laboratory is operated for DOE by Battelle Memoiral Institute under Contract DE-AC05-76RL01830. LS and GC are supported by NSF Grant ATM-1064079.
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The eddy momentum convergence diagnosed from the full model output does align well with the eddy-driven jet near 43°.