ARL Weekly News – September 25, 2020

ARL Weekly News – September 25, 2020 Recent Events Global Ensemble Forecast System (GEFS) Upgrade Includes FV3 Dynamical Core NOAA’s Global Ensemble Forecast System (GEFS) was upgraded on September 23, 2020 by the National Weather Service.  GEFSv12 now uses the Finite-Volume Cubed Sphere (FV3) dynamical core and includes an ensemble member that deterministically predicts global…