【摘要】 利用武威市5站(民勤、凉州区、永昌、古浪、乌鞘岭)近50a寒潮天气资料,分析了寒潮天气的气候特征及其出现的天气环流背景,运用天气学方法建立该市分月寒潮天气的预报工具,在"武威市灾害天气预警服务系统"中发挥了良好的预报作用,适用于河西走廊中东部的寒潮天气预报,具有很好的推广应用价值。更多还原

【Abstract】 Using the cold wave weather data of five stations in Wuwei city( Mingqin, Liangzhou area, Yongchang, Gulang, Wushaoling ) in past 50 years, the climatic feature and circumfluent background of the cold wave are analyzed in detail, and monthly forecasting tools are set up by using synoptic method, which have played a good role in "Wuwei city’s disaster weather forecasting system" ,the tools are suited for forecasting cold wave in the middle-east of Hexi corridor, and have good spreading and using value.更多还原