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Tropical Pacific 1976–77 Climate Shift in a Linear, Wind-Driven Model
Publisher: American Meteorological Society
Abstract: A number of studies have attempted to explain the cause of decadal variability in the tropical Pacific and explore its possible link to decadal variability in the midlatitude Pacific. To investigate some of the current ...
Experimental Implementation of an Ensemble Adjustment Filter for an Intermediate ENSO Model
Publisher: American Meteorological Society
Abstract: The assimilation of sea surface temperature (SST) anomalies into a coupled ocean?atmosphere model of the tropical Pacific is investigated using an ensemble adjustment Kalman filter (EAKF). The intermediate coupled model ...
A Decadal Prediction Case Study: Late Twentieth-Century North Atlantic Ocean Heat Content
Publisher: American Meteorological Society
Abstract: n ensemble of initialized decadal prediction (DP) experiments using the Community Climate System Model, version 4 (CCSM4) shows considerable skill at forecasting changes in North Atlantic upper-ocean heat content and surface ...
Predictability of Tropical Pacific Decadal Variability in an Intermediate Model
Publisher: American Meteorological Society
Abstract: The Zebiak?Cane (ZC) model for simulation of the El Niño?Southern Oscillation is shown to be capable of producing sequences of variability that exhibit shifts in the time-mean state of the eastern equatorial Pacific that ...
Predictability Loss in an Intermediate ENSO Model due to Initial Error and Atmospheric Noise
Publisher: American Meteorological Society
Abstract: The seasonal and interannual predictability of ENSO variability in a version of the Zebiak?Cane coupled model is examined in a perturbation experiment. Instead of assuming that the model is ?perfect,? it is assumed that a ...
An Ensemble Adjustment Kalman Filter for the CCSM4 Ocean Component
Publisher: American Meteorological Society
Abstract: he authors report on the implementation and evaluation of a 48-member ensemble adjustment Kalman filter (EAKF) for the ocean component of the Community Climate System Model, version 4 (CCSM4). The ocean assimilation system ...
On the Correspondence between Seasonal Forecast Biases and Long-Term Climate Biases in Sea Surface Temperature
Publisher: American Meteorological Society
Decadal Climate Prediction: An Update from the Trenches
Publisher: American Meteorological Society
Abstract: r provides an update on research in the relatively new and fast-moving field of decadal climate prediction, and addresses the use of decadal climate predictions not only for potential users of such information but also for ...