THORPEX ARC-9 Start date 30 October 2012 End date 02 November 2012 Location Kunming, China Activity Areas (1) World Weather Research Programme (WWRP) 4th THORPEX Asia Science Workshop and 9th ARC Meeting (KUNMING, China, 31 October - 2 November 2012) PRESENTATIONS The Progresses of THORPEX Activities in China Xu Xiaofeng Recent Developments in the THORPEX ProgrammeJim Caughey Report from ICSC 10 Jim Caughey The progress of THORPEX activities in KMA Kwan-Young Chung A review on recent progresses of THORPEX activities in JMA Masaomi Nakamura The Experiments of Sensitivity test with 2012 winter special observation data using WRF model Jaekwan Shim, Yoon-Jeong Hwang, Yeon-Hee Kim, Kwan-Young Chung GRAPES Model Research Progresses at CMA Chen D.H., Wang J.J., Shen X.S. et al. Recent Developments of Medium-Range EPS at JMA Haruki Yamaguchi, Masakazu Higaki and Masayuki Kyouda Progress on TIGGE archive center in China Meteorological Administration Sun jing, Nieyuanding Typhoon track errors of KMA Ensemble Prediction System for TIGGE in 2011 and 2012 Seung-Woo Lee, Juhyung Son, Young-Youn Park and Hoon Park Progress of researches of China related TIGGE Jiao Meiyan and Chen Jing WMO Typhoon Landfall Forecast Demonstration Project (WMO-TLFDP) Concept and progress Yu Hui Probabilistic flood prediction by TIGGE on upriver of HUAIhe catchment Zhao Linna The time and regime dependences of the sensitive areas for tropical cyclone prediction Feifan Zhou and Mu Mu Calibrating 2-m Temperature Forecast for the Regional Ensemble Prediction System at CMA Xiaoli Li, Min Wang FY-3/FY-4 satellite development/ application review and future plan Tang Shihao On the Relative Benefits of Multi-Center Grand Ensemble for Tropical Cyclone Track Prediction in the Western North Pacific Munehiko Yamaguchi, Tetsuo Nakazawa and Shunsuke Hoshino FY-3 satellite data tuning and assimilation Qifeng Lu Evolving Threshold of Flood Leading Precipitation in a User Oriented Forecast System Jiao Meiyan, Zheng Ziyan, Yan Zhongwei, Han Jiarui, Chen Jing et al. An orthogonal expansion of filtering function in localization B. Wang, J.-J. Liu and B. Lu Sensitivity of A Squall Line Simulation to Model and Initial Errors in South China Zhiyong Meng, Duochang Wu Verification of ensemble and probability forecasts Barbara Brown Process of User-oriented interactive flooding-leading rain forecast system Chen Jing, Zhongwei Yan, Jiarui Han, Jiao Meiyan Improving Ensemble QPF in NMC Dai Kan Assimilation of T-TREC-retrieved wind data with WRF 3DVAR for the short-Term forecasting of Typhoon Meranti (2010) at landfall Xin Li, Yuan Wang, Jie Ming, Kun Zhao, Ming Xue On the Predictability of an Advection Fog Event in North China Plain: Sensitivity of the Simulation to Initial Errors Qinghong Zhang Diabatic Heating Characteristics in the East Peripheral Area of Qinghai-Tibetan Plateau and its Climate Effect during Spring-Summer Sun Jihua, Liu Jianyu, Wang Man, Ren Juzahng, Xu Anlun Predictability for Heavy Rainfall over the Korean Peninsula using TIGGE grand ensemble data (exceeds size limit) Yeon-hee Kim, Yoon-Jeong Hwang, Jaekwan Shim, Kwan-Young Chung Statistical Downscaling of Precipitation Multimodel Ensemble Forecasts Xiefei Zhi , Yanan Wang Vertical structure and precipitation properties in typhoon rainbands Dong-Kyun Kim, Yeon-Hee Kim, Kwan-Young Chung Field experiment of the mesoscale predictability on summer heavy rainfall around Beijing area Debin Su, Shuiyong Fan, Jiqin Zhong, Xiaowei Tan Tropical cyclone track forecasts using JMA model with ECMWF and JMA initial conditionsMunehiko Yamaguchi, Tetsuo Nakazawa and Kazumasa Aonashi Southern China Monsoon Rainfall Experiment (SCMREX) Renhe Zhang, Yali Luo, Donghai Wang, Liping Liu , Zheng Ruan Atmospheric Water Cycle in Tibetan Plateau and Its Downstream Regions: Analysis and Field Experiments Xiangde Xu, Chen Bin The Introduction for 8th Yangjiang International Radiosonde Intercomparison Li Bai, Li Wei