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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 ...
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 ...
Predictability of the California Niño/Niña
Publisher: American Meteorological Society
Abstract: redictability of a recently discovered regional coupled climate mode called the California Niño (Niña) off Baja California and California is explored using a seasonal prediction system based on the Scale Interaction ...
Winter Surface Air Temperature Prediction over Japan Using Artificial Neural Networks
Publisher: American Meteorological Society