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作 者:周婉军 陆欣欣 卢昶臻 ZHOU Wanjun;LU Xinxin;LU Changzhen(Central South Air Traffic Management Bureau CAAC,Guangzhou 510000,Guangdong,China)
机构地区:[1]中国民用航空中南地区空中交通管理局,广东广州510000
出 处:《民航学报》2025年第1期66-69,共4页Journal of Civil Aviation
摘 要:利用广东省雷达拼图、欧洲中心ERA5再分析资料及中国香港九龙探空站资料,对2024年6月3日发生在深圳宝安国际机场的1次长时间雷雨天气过程进行分析,结果表明:1)该次过程的天气形势具有高层辐散低层辐合的特点,叠加低层暖湿气流及边界层切变线动力扰动的垂直配置为强对流天气的出现提供了有利的形势背景;2)本次过程虽然各层风场不强,并非典型的强雷雨天气形势,但各层形势及层结、水汽条件配合良好,上游不断生成对流,且700 hPa引导气流有利于上游对流向深圳机场传播形成列车效应,导致本场出现长时间的雷雨天气,对雷雨天气的定点短临预报预警有一定参考意义。Using radar jigsaw puzzles from Guangdong Province,ERA5 reanalysis data from the European Center and data from the Kowloon sounding station in Hong Kong China,this paper analyzes a long-time thunderstorm weather process that occurred on June 3,2024 at Shenzhen Bao'an International Airport.The results show that:1)the weather pattern of the process had the characteristics of high-level divergence and low-level convergence,and the vertical configuration of low-level warm and humid airflow and boundary layer shear line dynamic disturbance provided a favorable background for the occurrence of severe convective weather.2)Although the wind field at each level was not strong and not a typical thunderstorm weather situation,the coordination of the situation,stratification and water vapor conditions at each level was good.Convection was continuously generated upstream,and the 700hPa steering airflow was conducive to the propagation of upstream convection to Shenzhen Airport,forming a train effect,resulting in long-term thunderstorm weather at the airport.This process has certain reference significance for the short-term forecast and warning of thunderstorm weather.
关 键 词:长时间雷雨 雷暴 列车效应 引导气流 航空气象 机场预报
分 类 号:P40[天文地球—大气科学及气象学]
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