Deutscher Wetterdienst Microphysics and Model Changes Overview
"Explore the advancements in microphysics and model changes by Deutscher Wetterdienst, including cloud ice sedimentation and supercooled liquid water. Standard verification results and COSMO-EU tests are detailed. Witness the progress in meteorological forecasting at the SMC Meeting in Bologna."
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Presentation Transcript
Deutscher Wetterdienst Unified Microphysics Carmen K hler, Uli Sch ttler, Uli Blahak, Xavier Lapillone, Oliver Fuhrer, G nther Z ngl, Felix K hler
Deutscher Wetterdienst Model Changes 1. Cloud Ice Sedimentation 2. Sticking Efficiency 3. Supercooled Liquid Water 4. Reduced Rain Rate
Deutscher Wetterdienst Explanation of the following plots DWD standard verification shows Row 1: FBI / PEC for Cloud Cover (total, low, medium, high) Row 2: BIAS / RMSE for temperature, dew point temperature, Tmin, Tmax Row 3: BIAS / RMSE for pressure, wind speed and direction Row 4: ETS / FAR / POD for wind gusts Row 5: FBI / TSS for precipitation threshhold Experiment is shown in red, reference experiment is shown in blue Results are neutral to positive! 30.04.2025 SMC Meeting Bologna 3
Deutscher Wetterdienst COSMO-EU Tests 2013 Done by Felix K hler based on COSMO-Model 4.26 30.04.2025 SMC Meeting Bologna 4
Deutscher Wetterdienst COSMO-EU Tests 2014 (only for 24 hours) Done by Carmen K hler based on COSMO-Model 5.0.2 Only 24 hours to provide boundaries for COSMO-DE 30.04.2025 SMC Meeting Bologna 9
Deutscher Wetterdienst COSMO-DE Tests 2014 Done by Carmen K hler based on COSMO-Model 5.0.2 30.04.2025 SMC Meeting Bologna 14
Deutscher Wetterdienst Thank you very much for your attention 30.04.2025 SMC Meeting Bologna COSMO General Meeting 2012 19 19 10.09.2012
