We thank Drs. David Short and Tom Rickenbach for their helpful discussion and for providing the TOGA COARE radar data. We are grateful to Dr. Edward J. Zipser and two other anonymous reviewers for their constructive recommendations and comments. Thanks are due to Dr. Chris Kidd and Mr. Carlos Morales for their help on processing and displaying TRMM PR and TMI data. This work was funded by the TRMM science program.
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