PPT-Chapter 4. Convective Dynamics

46 Supercell Storms Photographs   Todd Lindley                                                                                                  . p.connolly@manchester.ac.uk Introduction: Convective invigoration describes a pathway by which aerosols modulate cloud evolution, precipitation and radiation (Rosenfeld et al. 2008). This idea sugges Convective Dynamics. 4.5. Bright Bands, Bow Echoes and Mesoscale Convective Complexes. Photographs ©  Todd Lindley. . Bright band associated with stratiform precipitation in a squall line system. Bright band associated with stratiform precipitation. Crystal K Williams. Department of Geography-Geology. Illinois State University. Outline. Introduction/Background. Mesoscale Convective Systems. Squall Lines. Precipitation. Conclusions. Introduction. Brian Guyer & Deirdre Kann, National Weather Service, Albuquerque, NM. Project Summary. OBJECTIVE: . Test the growing suite of convective initiation products to determine their potential to improve forecasts and detection of hazardous convective events during the North American monsoon season.. . E. CHAM5-HAM. B. Croft. 1. , J.R. . . Pierce. 1. , R.V. Martin. 1,2. , C. Hoose. 3. , and U. Lohmann. 4. 1. Dalhouse University, Canada. 2. Harvard-Smithsonian Centre for Astrophysics, USA. 3. Karlsruhe Institute of Technology, Germany. Weather Systems – Fall 2015. Outline:. a. Stability Indices. b. Wind Shear and . Helicity. c. How to relate to predicted / observed convective weather. Convective Parameters. Weather Systems – Fall 2015. &. related issues. P. . Mukhopadhyay. Climate v. Numerical Weather Prediction. NWP: . Initial state is CRITICAL. Don’t really care about whole PDF, just probable phase space. conservation of mass/energy to match observed state. Robert A. Houze, Jr.. With contributions from:. S. Powell, M. . Zuluaga. , H. Barnes, A. Rowe. AGU Annual Meeting, San Francisco, 11 December 2013. The MJO scale. ~30-60 days. TOGA. COARE. West Pacific. Courtney Schumacher for Brian’s mesoscale . class. First tropical radar bright band. Murty. et al. (1965). African squall line evolution. Chong et al. (1987). African squall line (mature stage). Chong et al. (1987). Ref Vel. stratiform. Conv(all) rad_ref. Cloud analysis followed by 3dvar. Conv(uv spd) rw. Only 3dvar analysis. Applied DFI to Qv only, other mosit variable like Qs, Qc, Qr, Qg, Qi are remain unchanged and. Physics 5403: Computational Physics. Physics. 5403: . Computational. . Physics. - . Chapter. 6: . Molecular. Dynamics. 1. 6.0 Overview. What is molecular dynamics (MD)?. Numerical method for studying many-particle systems such as molecules, clusters, and even macroscopic systems such as gases, liquids and solids . MODIS. , TRMM, and ECMWF-Interim Reanalysis Data. TERRA/AQUA PI: . Terry Kubar (UCLA/JIFRESSE). Co-I: . Ali . Behrangi. (JPL). Collaborator: . Graeme Stephens (JPL). MODIS Science Team Meeting – Atmosphere Team Breakout Session. Kerry Emanuel. Massachusetts Institute of Technology. Several Possibly Inter-related Enigmas of the Tropical Atmosphere. Why does moist convection often cluster?. What determines the number of tropical cyclones on the planet?. Kengo. . Matsubayashi. Japan Meteorological Agency. The Met Office. Outline. Motivation. Observation and evaluation method. Evaluation result. Summary. In many convection schemes, water substances are empirically modelled..