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VARIATION OF THE EAST ASIAN SUBTROPICAL WESTERLY JET AND ASSOCIATED QUANTIFIED OBJECTIVE INDEXES TROPICAL CYCLONES OVER THE WESTERN NORTH PACIFIC OCEAN SUMMER: CONTRASTIVE ANALYSIS FOR ACTIVE AND INACTIVE YEARS OF TROPICAL CYCLONES |
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| Authors: | JIN Rong-hu LI Wei-jing YAN Cai-xia and |
| Institution: | 1. Chinese Academy of Meteorological Sciences, Beijing 100081 China; Nanjing University of Information Science & Technology, Nanjing 210044 China; National Meteorological Center, Beijing 100081 China 2. National Climate Center, Beijing 100081 China 3. Chengdu University of Information Technology, Chengdu 610225 China 4. College of Atmospheric Sciences, Lanzhou University, Lanzhou 730000 China 5. National Meteorological Center, Beijing 100081 China |
| Abstract: | In order to understand the role of East Asian subtropical westerly jet (EASWJ) in forecasting summer precipitation in East China,interseasonal pentad characteristics of the EASWJ and their relation to summer precipitation in East China are analyzed with the daily reanalysis data provided by National Centers for Environmental Prediction (NCEP,USA) and daily precipitation data from 714 Chinese meteorological stations during the period 1960-2009.In addition,the daily evolution of the EASWJ and objective quanti... |
| Keywords: | medium-range characteristics statistical analysis East Asian subtropical westerly jet |
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