A study of mobile trough genesis over the Yellow Sea - East China Sea region /

(1995) was used to quantitatively analyze the dynamics of

Bibliographic Details
Main Author: Komar, Keith Nickolas, 1968-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1997.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:(1995) was used to quantitatively analyze the dynamics of
(PTD) technique developed by NielsenGammon and Lefevre
A surface cyclone aided the development of one of the mobile
changing the shape of the associated QGPV anomaly. Vertical
cross-contour advection of potential temperature due to a
cyclogenesis was not evident in either trough genesis event.
downstream development process as the growth of a new wave by
formation were analyzed. The troughs were selected from the
important in the other trough. Barotropic deformation
interactions played lesser roles in one trough, but were not
inversion of QGPV and QGPV advection. A qualitative approach
method. It was determined that downstream development was the
mobile trough formation. The PTD technique involves the
modulated the strength of the second mobile trough by
Nielsen-Gammon (1995). A quasigeostrophic potential
objective climatology of mobile troughs by Lefevre and
of the mobile trough. Baroclinic processes and large-scale
pre-existing upstream disturbance.
primary mechanism in initiating both mobile troughs. Type A
prolific source region in the Yellow Sea and East China Sea.
responsible for the formation of mobile troughs over a
stages of the life of the mobile trough, due to two jets
superimposing over the mobile trough. Subjective analysis of
superposition was important in strengthening the latter
The purpose of this study was to understand the mechanisms
tropopause maps of both trough genesis events showed the
troughs, but the cyclone had developed prior to the formation
Two mobile troughs which intensified significantly after
using dynamical tropopause maps of constant Ertel's potential
vorticity (EPV) was utilized in conjunction with the QGPV
vorticity (QGPV) and associated piecewise tendency diagnosis
Item Description:"Major subject: Meteorology".
Vita.
Physical Description:xi, 126 leaves : illustrations, maps ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references.