850-700 frontogenesis, 700-500 lapse rate and the Trowal

Notes:

Frontogenesis developed on the southwest side of the trowal, as the trowal strengthened and developed westward from the western Atlantic toward upstate New York. Theta-e lapse rates of 1 degree C or less developed in the trowal over central New England between 00z and 06z on the 26th. Otherwise, lapse rates within the trowal were mainly 2 to 4 degrees C.

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Valid Thu 0600 UTC 25-Feb-2010
Valid Thu 1200 UTC 25-Feb-2010
Valid Thu 1800 UTC 25-Feb-2010
Valid Fri 0000 UTC 26-Feb-2010
Valid Fri 0600 UTC 26-Feb-2010
Valid Fri 1200 UTC 26-Feb-2010
slide 15


Slide 15