Range dependent errors in the convective and stratiform partitioning of a radar precipitation estimation algorithm /

(COARE), by the National Oceanic and Atmospheric

Bibliographic Details
Main Author: Wood, David Richard, 1964-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1996.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:(COARE), by the National Oceanic and Atmospheric
(TOGA) Coupled Ocean-Atmosphere Response Experiment
1.5 km and 3.0 km analysis levels respectively. The
A key element in ground validation is the precipitation
Administration (NOAA) N42RF WP-3D Orion aircraft's tail
and 18, 1993 during the Tropical Ocean Global Atmosphere
and latent-heat release, will require ground based validation
areas in a direction perpendicular to the central axis of
assist climate and atmospheric circulation modeling efforts
by providing accurate information on tropical precipitation
chosen so the PW-3D tail radar data set maintained low
classification method authored by Steiner and Houze.
classification method, 24.0% and 21.6% of the
classification over the largest span of ranges, and the
classified differently by the two radar data sets at the
classified differently was 26% for the 1.5 km analysis
data set possessed a wide variation of range. Possible
Doppler radar as well as the Massachusetts Institute of
error sources such as position error, radar calibration
error, and temporal data collection differences, were
found to increase the horizontal extent of precipitation
greatest portion of the data. Also, beam spreading was
increasing altitude with range. This study will examine
level, and 28% for the 3.0 km level.
minimized so that range dependency could be focused on.
of satellite derived rainfall totals and type classification.
percentage of total rainfall from all precipitation
precipitation type.
precipitation with reflectivity greater than 15 dBZ was
Radar data for this study were collected on January 10
Range dependent beam spreading influenced precipitation
ranges to precipitation of interest while the MIT radar
reflectivity threshold technique. Steiner and Houze
report a lack of any significant range dependency, despite
Technology's (MIT) Doppler radar deployed on board the
the effect of range dependent problems in discerning
The method partitions precipitation by type using a radar
the normal problems associated with beam spreading and
the radar beam. Overall, using the Steiner and Houze
the Steiner and Houze classification method to quantify
The Tropical Rainfall Measuring Mission (TRMM), designed to
United States research vessel Vickers. The data were
Item Description:"Major subject: Meteorology".
Vita.
Physical Description:xv, 158 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references: pages 153-158.