The authors would like to thank the National Center for Atmospheric Research, which is sponsored by the NSF, for computing time and observational data presented in this study. Thanks to the National Centers for Environmental Prediction for supplying the reanalysis output presented in this study. Special thanks to the two anonymous reviewers for their comments. This research was supported by Grant ATM-9815419 from the NSF and represents a portion of EKV’s M.S. thesis at Cornell University.
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