Institut für Meteorologie und Geophysik Universität Wien seit 1851 4D OMEGA FORM 1 4D-Objective MEsoGamma Analyses of FOehn in the Rhine Valley during.

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Presentation transcript:

Institut für Meteorologie und Geophysik Universität Wien seit D OMEGA FORM 1 4D-Objective MEsoGamma Analyses of FOehn in the Rhine Valley during MAP Simon Tschannett, Barbara Chimani & Reinhold Steinacker 1 funded by the Austrian Science Fund FWF Project Nr.: P17332-N13

Bad Ragaz Nov FORM-Meeting Project Ideas Data Analysis Tool First results Content Quelle:

Bad Ragaz Nov FORM-Meeting Project Ideas Development of 3D - 4D analysis system (with focus on Foehn in the Rhine Valley) – Wind-pressure field interaction – Cross Validation Comparison of foehn in the Rhine Valley and Wipp Valley Model Comparison (MM5, MesoNH, MC2) –Intercomparison (on a common grid) –Model - Analysis Development of Nowcasting tool

Bad Ragaz Nov FORM-Meeting Data Surface stations Radiosondes Lidar Radar Sodar Windprofiler Aircrafts (MAP, AMDARs) Dropsondes Constant Level Balloons From MAP-Data-Center, with friendly support by Esther Häller Special Project at ECMWF

Bad Ragaz Nov FORM-Meeting Analysis Tool New analysis method similar to VERA  Variational analysis + fingerprints (dynamic downscaling) –Development of new data-quality-control (Bayesian) –Considering of anisotropy in data distribution and in nature in space and time Calculates on a regular grid Necessary because of higher dimensions Using cascading system and nesting VERAXX

Bad Ragaz Nov FORM-Meeting

First Results VERAXX VERA 2D

Bad Ragaz Nov FORM-Meeting Vertical Temperature Cross-Section Horizontal Temperature Cross-Section SN Air Temperature UTC 3D

Bad Ragaz Nov FORM-Meeting Dissertations Multidimensional analyses taking non- conventional data sources into account (Barbara Chimani) –Cross-Validation of analyses –Comparison of different data types Multidimensional analyses for Föhn dynamics research in the Rhine Valley (Simon Tschannett) –Intercomparison of wind and pressure fields –Model comparison (mod-mod; mod-ana)

Bad Ragaz Nov FORM-Meeting Next steps Implementing of 4D and testing of the method with analytical data Data collection Testing the analysis technique with real data Implementing fingerprints and comprehensive data qualitiy control any questions?