1Synoptic patterns of MCCs and analysis of their structural differences over the middle reaches of the Yellow RiverZHAO Guixiang, WANG Xiaoli, WANG Yijie, LI YingArticles1-142Spatial and temporal characteristics of the SSTA in the South China Sea from 1979 to 2017 and its correlation with the Walker circulation anomalyZHANG Ping, XU Feng, TU Shifei, JI Qianqian, CHEN Siqi, ZHANG YuArticles15-253Analysis of basic characteristics of ocean-effect events in the Bohai Sea based on satellite identificationZHOU Xuesong, YANG Chengfang, SUN XingchiArticles26-374Comparative analysis of meteorological conditions for two heavy pollution processes during the heating season in BeijingWU Jin, MA Zhiqiang, XIONG Yajun, QIAO Lin, LI ChenArticles38-455Study on the relationship between precipitation during flood season in Qingdao and Pacific decadal oscillationXUE DeqiangArticles46-546Analysis of atmospheric circulation patterns and influencing factors for summer precipitation anomaly in Shandong PeninsulaLIN Zilun, GUO Lina, GUO Feiyan, ZHAO Chuanhu, MA Yan, SUN JilinArticles55-677Study on typhoon disaster assessment at county level based on grey relational analysisYE Dingjia, WANG Guofu, YIN Yizhou, SONG Yuemin, SUN ShaoArticles68-758Study on cloud characteristics in Qingdao area based on CloudSat dataFAN Mengqi, WANG Wencai, HAN Yongqing, SHENG Lifang, ZHOU YangArticles76-859Environmental field characteristics of sea fog maintenance and dissipation during the 2018 Shanghai Cooperation Organization Qingdao SummitHOU Shumei, YANG Chengfang, WANG Jianlin, MENG Xiangui, GUO Qingli, HAN YongqingArticles86-9410Autumn 2018 marine weather reviewZHOU Guanbo, Lü Aimin, HUANG Bin, HUANG Yiwu, CAO YuenanMarine Weather Review95-10511Causal analysis of extremely heavy precipitation in Shandong Province caused by Typhoon RUMBIA (2018)ZHENG Yi, YANG Xiaoxia, SUN JingTechnical Reports106-11512Analysis of water vapor transport characteristics during a torrential rain at Jinan Airport based on the HYSPLIT modelREN Wei, REN Yan, LI LanlanTechnical Reports116-12213Comparative analysis of precipitation detected by an optical disdrometer and observed by the automatic weather stationJIA Xiaoqin, ZHENG Lina, ZHANG Zihan, WANG Yuan, ZHANG JiatongTechnical Reports123-13014Characteristic analysis on short-time severe rainfall events in JinanGAO Fan, YIN Chengmei, CAI Zhe, JIAO Yang, CHU Yingjia, LI Rui, MA LeiTechnical Reports131-14115Analysis on the causes and forecast error of a local short-time heavy rainfallWANG Wenbo, GAO Xiaomei, YANG Meng, WANG Shijie, WANG SiyangTechnical Reports142-150 