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A Dynamical Estimation of Forecast Error Covariances in an Assimilation System
Publisher: American Meteorological Society
Abstract: The author uses an approximation of the extended Kalman filter to estimate the forecast and analysis error covariances of an operational assimilation system. The fundamental differences with Kalman filtering are the ...
Impact of Stochastic Physics in a Convection-Permitting Ensemble
Publisher: American Meteorological Society
Abstract: stochastic physics scheme is tested in the Application of Research to Operations at Mesoscale (AROME) short-range convection-permitting ensemble prediction system. It is an adaptation of ECMWF?s stochastic perturbation of ...
MAP D-PHASE: Real-Time Demonstration of Weather Forecast Quality in the Alpine Region
Publisher: American Meteorological Society
Abstract: Demonstration of probabilistic hydrological and atmospheric simulation of flood events in the Alpine region (D-PHASE) is made by the Forecast Demonstration Project in connection with the Mesoscale Alpine Programme (MAP). ...