May 20, 2003Ch. Kottmeier et al., ICAM 2003 Structure of Convective Turbulence and Turbulent Fluxes over Complex Terrain during VERTIKATOR Ch. Kottmeier, M. Hasel, U. Corsmeier, N. Kalthoff Institut für Meteorologie und Klimaforschung, Universität Karlsruhe

May 20, 2003Ch. Kottmeier et al., ICAM 2003 Structure of Convective Turbulence and Turbulent Fluxes over Complex Terrain during Vertikator Ch. Kottmeier, M. Hasel, U. Corsmeier, N. Kalthoff Institut für Meteorologie und Klimaforschung, Universität Karlsruhe Vertical Exchange and Orography Coordinator: Franz Fiedler, Karlsruhe 2 Experiments in Alpine and Prealpine Mountains in Agencies, 8 Subprojects

May 20, 2003Ch. Kottmeier et al., ICAM 2003 Convection over mountains such as Black Forest is found most variable

May 20, 2003Ch. Kottmeier et al., ICAM 2003 Convection over mountains such as Black Forest is found most variable KA Freuden stadt Hornisgr inde

May 20, 2003Ch. Kottmeier et al., ICAM 2003 Hornisgrinde Murgtal (H. Noppel, IMK, 2003) KAMM 1 Simulation

May 20, 2003Ch. Kottmeier et al., ICAM 2003 KAMM Model Simulation H. Noppel, 2003 Convection over mountains such as Black Forest controlled by: all factors affecting local surface heating induced mesoscale flows

May 20, 2003Ch. Kottmeier et al., ICAM 2003 Convection over mountains such as Black Forest controlled by: all factors affecting local surface heating induced mesoscale flows synoptic scale flow and orographic flow interaction Alps

May 20, 2003Ch. Kottmeier et al., ICAM 2003 dynamical control deeply potentially unstable | weak synoptic flow strong thermo/hydro control inversions present | inhibiting factors: weak surface heating shallow convection deep convection no convection mesoscale circulations/ lifting forced lifting

May 20, 2003Ch. Kottmeier et al., ICAM 2003 Questions adressed Heating and height of the mountaineous convective layer Structure of convective turbulence

May 20, 2003Ch. Kottmeier et al., ICAM Ground stations 2 radiosondes 1 tethered balloon 1 Radar-RASS 2 SODARs 1 Aerosol-LIDAR 2 surface energy balance stations 4 turbulence measurements 5 aircraft flight pattern of DO-128, D-IBUF

May 20, 2003Ch. Kottmeier et al., ICAM 2003 sawpattern flights of RF5 + 2-hourly radiosondes to get boundary layer heights

May 20, 2003Ch. Kottmeier et al., ICAM 2003 Mixing heights from und q

May 20, 2003Ch. Kottmeier et al., ICAM 2003 previous (glider record) day: h mix differs by 1200 m h differs by 1000 m Height of convectively mixed layer

May 20, 2003Ch. Kottmeier et al., ICAM 2003 morning flight: h mix differs by 2000 m h differs by 1000 m previous (glider record) day: h mix differs by 1200 m h differs by 1000 m Height of convectively mixed layer

May 20, 2003Ch. Kottmeier et al., ICAM 2003 morning flight: h mix differs by 2000 m h differs by 1000 m afternoon flight: h mix differs by 1800 m previous (glider record) day: h mix differs by 1200 m h differs by 1000 m Height of convectively mixed layer

May 20, 2003Ch. Kottmeier et al., ICAM 2003 Turbulent heat fluxes above flight sections at different heights, morning flight

May 20, 2003Ch. Kottmeier et al., ICAM 2003 Turbulent heat fluxes above flight sections at different heights, afternoon flight

May 20, 2003Ch. Kottmeier et al., ICAM 2003 Turbulent latent heat fluxes above flight sections at different heights, afternoon flight

May 20, 2003Ch. Kottmeier et al., ICAM 2003

May 20, 2003Ch. Kottmeier et al., ICAM 2003 Selection of thermals, lead series:w

May 20, 2003Ch. Kottmeier et al., ICAM 2003 Total numbers of classified up- and downdrafts, afternoon flight 2000 m MSL 1000 m MSL

May 20, 2003Ch. Kottmeier et al., ICAM 2003 Composite structure of thermals and contribution to covariances (fluxes of heat and moisture) z/z i = 0.2

May 20, 2003Ch. Kottmeier et al., ICAM 2003 Composite structure of thermals and contribution to covariances (fluxes of heat and moisture) z/z i = 0.2 z/z i = 0.54

May 20, 2003Ch. Kottmeier et al., ICAM 2003 (I. Bertram, IMK, 2002) Wachstum der Murgtalzelle 1 June 19, 2002, afternoon: Cell development observed by Radar and aircraft data.

May 20, 2003Ch. Kottmeier et al., ICAM 2003