Multi-Decadal Signal
(Weather Guru)
Tue Oct 18 2005 07:03 PM
Re: Vortex message

Quote:

Pressure down 7 mb in about 2 hours, with the eye contracting to 7 mi in diameter... looks like a rapid deepening is underway.


SECOND HALF OF QUOTE HAS BEEN EDITED OUT BY ME.
I am just adding a fact and mean no criticism of original post.

Explosive Deepening:
A decrease in the minimum sea-level pressure of a tropical cyclone of 2.5 mb/hr for at least 12 hours or 5 mb/hr for at least six hours.


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