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On the Epochal Strengthening in the Relationship between Rainfall of East Africa and IOD
Publisher: American Meteorological Society
Abstract: ariability of the equatorial East Africa ?short rains? (EASR) has intensified significantly since the turn of the twentieth century. This increase toward more extreme rainfall events has not been gradual but is strongly ...
Merits of a 108-Member Ensemble System in ENSO and IOD Predictions
Publisher: American Meteorological Society
Abstract: This paper explores merits of 100-ensemble simulations from a single dynamical seasonal prediction system by evaluating differences in skill scores between ensembles predictions with few (~10) and many (~100) ensemble ...
Potential Sources of Decadal Climate Variability over Southern Africa
Publisher: American Meteorological Society
Abstract: otential sources of decadal climate variability over southern Africa are examined by conducting in-depth analysis of available datasets and coupled general circulation model (CGCM) experiments. The observational data in ...
Dynamical Downscaling of SINTEX-F2v CGCM Seasonal Retrospective Austral Summer Forecasts over Australia
Publisher: American Meteorological Society
Abstract: AbstractAn ensemble of 1-month-lead seasonal retrospective forecasts generated by the Scale Interaction Experiment (SINTEX)?Frontier Research Center for Global Change (FRCGC), version 2 tuned for performance on a vector ...
Role of Cross-Equatorial Waves in Maintaining Long Periods of Low Convective Activity over Southern Africa
Publisher: American Meteorological Society
Abstract: eriods of low convective activity over southern Africa during the peak rainy season from December to February are known to be due to the northeastward displacement of the tropical temperate trough (TTT) systems from the ...
Extended ENSO Predictions Using a Fully Coupled Ocean–Atmosphere Model
Publisher: American Meteorological Society
Abstract: Using a fully coupled global ocean?atmosphere general circulation model assimilating only sea surface temperature, the authors found for the first time that several El Niño?Southern Oscillation (ENSO) events over the past ...
Experimental Forecasts of the Indian Ocean Dipole Using a Coupled OAGCM
Publisher: American Meteorological Society
Abstract: The Indian Ocean Dipole (IOD) has profound socioeconomic impacts on not only the countries surrounding the Indian Ocean but also various parts of the world. A forecast system is developed based on a relatively high-resolution ...
Impact of Global Ocean Surface Warming on Seasonal-to-Interannual Climate Prediction
Publisher: American Meteorological Society
Abstract: Surface air temperature (SAT) over the globe, particularly the Northern Hemisphere continents, has rapidly risen over the last 2?3 decades, leading to an abrupt shift toward a warmer climate state after 1997/98. Whether ...
Local SST Impacts on the Summertime Mascarene High Variability
Publisher: American Meteorological Society
Abstract: he interannual variations in the summertime Mascarene high have great impacts on the southern African climate as well as the sea surface temperature (SST) in the southern Indian Ocean. A set of coupled general circulation ...
Drift in Salinity Data from Argo Profiling Floats in the Sea of Japan
Publisher: American Meteorological Society
Abstract: n drift analysis of salinity sensors, one major problem is the difficulty in delineating sensor drift from water mass changes. In the present study, a new method is proposed for finding sensor drift that is free from water ...