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Structure and Dynamics of Two Monsoon Depressions. Part II: Vorticity and Heat Budgets
Publisher: American Meteorological Society
Abstract: This paper discusses selected aspects of the vorticity and thermal fields of the two depressions described in Part I. The growth rate of the onset vortex is shown to be about three times that of the July depression. The ...
Structure and Dynamics of Two Monsoon Depressions. Part I: Observed Structure
Publisher: American Meteorological Society
Abstract: Part I of a two-part paper describes the wind, thickness, and cloud-field evolution of two monsoon depressions observed during the 1979 Summer Monsoon Experiment (SMONEX). One depression was associated with the June Arabian ...
The Selection and Use of Dropwindsonde-Equipped Aircraft for Operational Forecasting Applications
Publisher: American Meteorological Society
Abstract: This article discusses the feasibility of using dropwindsonde-equipped aircraft to obtain meteorological observations over oceanic data- void areas for operational forecasting applications. Such in-situ meteorological ...
The Summertime Low-Level Jet over the Gulf of California
Publisher: American Meteorological Society
Abstract: Special pilot balloon and aircraft observations made during the 1990 Southwest Area Monsoon Project (SWAMP-90) are used to describe the structure of a low-level jet (LLJ) observed in the southerly flow over the Gulf of ...
The Pan-American Climate Studies Sounding Network
Publisher: American Meteorological Society
Abstract: A research effort primarily involving pilot balloon observations was carried out during the summer of 1997 to study rainfall variability over Central America. This activity, supported by NOAA's Pan American Climate Studies ...
Diurnal Variation of the Lower-Tropospheric Flow over the Arizona Low Desert from SWAMP-1993 Observations
Publisher: American Meteorological Society
Abstract: This paper describes the tropospheric circulation over the lower deserts of Arizona, California, and northwestern Mexico using observations from a special rawinsonde network operated during July and August as part of the ...
Characteristics of Wet and Dry Spells over the Pacific Side of Central America during the Rainy Season
Publisher: American Meteorological Society
Abstract: This paper describes the mean atmospheric conditions associated with synoptic-scale rainfall fluctuations over Central America during the rainy season. The study is based on composites of wet and dry spells; these composites ...
Summertime Surges over the Gulf of California: Aspects of Their Climatology, Mean Structure, and Evolution from Radiosonde, NCEP Reanalysis, and Rainfall Data
Publisher: American Meteorological Society
Abstract: This paper describes aspects of summertime northward surges of low-level moisture over the Gulf of California, based on 9 yr (1980?88) of radiosonde observations and also from NCEP reanalyses. These events are usually ...
Upgrading the North American Upper-Air Observing Network: What are the Possibilities?
Publisher: American Meteorological Society
Abstract: The current modernization and restructuring of the National Weather Service (NWS) to date has not involved the rehabilitation of the upper-air observing network over North America. The authors discuss the need for a thorough ...
Polar Low Structure over the Northern Gulf of Alaska Based on Research Aircraft Observations
Publisher: American Meteorological Society
Abstract: During the 1987 Alaska Storms Program, a polar low that developed over the northern Gulf of Alaska was investigated during two flights by a WP-3D research aircraft on successive days. Analyse based on data obtained from ...