Simple models of tropical plumes /

2000 km long that cross 15' latitude. The simplest

Bibliographic Details
Main Author: Carrie, Gordon David, d 1960-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1994.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:2000 km long that cross 15' latitude. The simplest
balance with the large scale height field. This smaller
conditions that lead to tropical plume development are sought
convergence/divergence dipole equatorward of 15'N straddling
entrance to the east. It is found that these features can
evolution is highly sensitive to the locations of these two
features relative to each other and to the planetary
features sought are: (1) a subtropical trough along the
forced synoptic scale waves as the subtropical jet moves out
forcing creates a large scale trough, bending the subtropical
imposed mass convergence in the tropics. However, the
in a barotropic model simulating winter 200 mb flow. The
jet emanating from the plume source region, (3) a
jet into the deep tropics. As the jet leaves the tropics on
largely a consequence of quasigeostrophic adjustment of
of the tropical forcing region. The plume development takes
place in two stages. First, mass removal by the convergent
result from just a zonally symmetric subtropical jet near
scale wave, which is highly transient, is the tropical plume.
the east side of the trough, a smaller synoptic scale Rossby
the trough axis, with the divergence center at the jet
Tropical plumes are upper and mid-level cloud bands at least
vorticity field. The development of the tropical plume is
wave train forms as the subtropical jet attempts to come into
western edge of the plume, (2) an anticyclonically curving
Item Description:"Major subject: Meteorology".
Vita.
Physical Description:ix, 71 leaves : illustrations, maps ; 28 cm.
Also available online.
Bibliography:Includes bibliographical references.