PPT-Radiative-Convective Instability and Tropical Weather and Climate Prediction

Kerry Emanuel Massachusetts Institute of Technology Several Possibly Interrelated Enigmas of the Tropical Atmosphere Why does moist convection often cluster What determines the number of tropical cyclones on the planet. R adiative - , Page 1 Radiative and Radiative - Convecti ve Equilibrium Introduction The energy balance of the Earth’ ytem i quite intricate with numerou tropical cyclones. Robert Fovell and . Yizhe. Peggy Bu. University of California, Los Angeles. rfovell@ucla.edu. 1. Thanks to. : . Greg . Thompson, NCAR/. DTC; Ligia . Bernardet. and Mrinal . Biswas. Corrections. Peter Schnatz. Stony Brook University. Radiative. Events. In scattering experiments, a photon may be emitted by a charged particle due to . Bremsstrahlung. radiation.. This type of radiation is due to the deceleration of a charged particle as it approaches the . Research Interests/Needs. 1. Outline. Operational Prediction Branch research needs. Operational Monitoring Branch research needs. New experimental products at CPC. Background on CPC. Thanks to CICS/ESSIC/UMD for Inviting us . Florent. . Brient. , . Tapio. Schneider, . Zhihong. Tan, Sandrine Bony, Xin Qu, Alex Hall. Science Questions:. Approach:. Key Accomplishments:. Publication:. Brient. , F., T. Schneider, Z. Tan, S. Bony, X. Qu. &. 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. reporter : Lin . Ching. Based on . Dunkerton, T. J., M. T. Montgomery, and Z. Wang, 2009: Tropical . cyclogenesis. in a tropical wave critical layer: Easterly waves. . Atmos. Chem. Phys.. , . 9. , 5587–5646.. Ray Bell. Supervisors – Prof. Pier Luigi . Vidale. , Dr. Jane Strachan and Dr. Kevin Hodges. Tropical Hour – 11th Jul. About me . Previous studies. Models. Tracking algorithm. Results. Future work. Feedbacks. . “Our understanding of the climate system is complicated by . feedbacks. that either . amplify. or . damp. perturbations…”. Feedbacks. . Describe the inter-related growth or decay of the components of a system.. 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. Objectives. To better understand variability in eastern upwelling regions and the Gulf of Guinea. To enhance climate modelling and prediction capabilities. Improve understanding of marine ecosystems for better prediction and management. Presentation by: Mehdi Shahriari. Advisor: Guido . Cervone. Research Questions. How to use Analog Ensemble . for probabilistic weather prediction?. . What is the uncertainty associated with wind power estimates?. of. aerosols over clouds . and. clear skies determined using CALIPSO . and. the A-Train. Robert Wood. , . Duli. . Chand. , Tad Anderson. University of Washington. VOCALS RF04, 21 November 2008. Effect of aerosol layer on TOA SW radiation. Based on the ITER-like and Snowflake divertor configuration of CFETR (Phase I, R = 5.7 m), SOLPS simulation is performed to understand the performance of radiative quasi-snowflake . divertor . with argon seeding..