Eta 6-hr vertical circulation, divergence and wind speed September 18, 06 UTC.

meteorological cross-section

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Speaker Notes:

The data on this slide again shows strong divergence in the right entrance region of the upper jet located in the upper left part of the slide. Convergence associated with the low-level front extends up above 500 mb. Deep, strong ascent was occurring between the low-level convergence and upper level divergence.

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