This study was supported by NSF Grant ATM-9320193, the NOAA Office of Global Programs through an award under Cooperative Agreement NA37RJ0198 to JISAO (CZ), and by a TOGA COARE grant from the NOAA Office of Global Programs (HHH). A portion of this work was performed while HHH was attached to the CDC for Southern Hemisphere Meteorology at Monash University, Melbourne, Australia. This is JISAO Contribution Number 211.
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