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The Northwestern Argentinean Low: A Study of Two Typical Events
Publisher: American Meteorological Society
Abstract: A low pressure system [known as the northwestern Argentinean low (NAL)] is commonly observed over northwestern Argentina near the Andean slopes. This study describes two NAL episodes for summer and winter, with emphasis ...
A Case Study of a Chaco Low-Level Jet Event
Publisher: American Meteorological Society
Abstract: This paper concentrates on the analysis of the life cycle of the low-level jet (LLJ) during a summer Chaco jet event. This is accomplished through the use of the Eta/Centro de Previs?o del Tempo e Estudos Climáticos (CPTEC) ...
Error Evaluation of NCEP and LAHM Regional Model Daily Forecasts over Southern South America
Publisher: American Meteorological Society
Abstract: NCEP short-range operational forecast and Limited Area HIBU (Federal Hydrometeorological Institute and Belgrade University) Model (LAHM) regional model performance during a 2-month period over the southern part of South ...
Influence of the Subtropical Andes on Baroclinic Disturbances: A Cold Front Case Study
Publisher: American Meteorological Society
Abstract: The Andes Cordillera produces a significant disruption to the structure and evolution of the weather systems that cross South America. In particular, cold fronts tend to be ?channeled? to the north immediately to the east ...
A Comparison of GLDAS Soil Moisture Anomalies against Standardized Precipitation Index and Multisatellite Estimations over South America
Publisher: American Meteorological Society
Abstract: his study aims to compare simulated soil moisture anomalies derived from different versions of the Global Land Data Assimilation System (GLDAS), the standardized precipitation index (SPI), and a new multisatellite surface ...
Subseasonal Variations of Rainfall in South America in the Vicinity of the Low-Level Jet East of the Andes and Comparison to Those in the South Atlantic Convergence Zone
Publisher: American Meteorological Society
Abstract: Regional and large-scale circulation anomalies associated with variations in rainfall downstream of the South American low-level jet are identified and compared to those in the South Atlantic convergence zone (SACZ). ...