【摘要】 根据肇庆6个站点1988~2007年20年常规气象观测资料,运用统计学的一些方法,统计和分析出肇庆地区霜冻的气候特征及初、终日期的变化规律。利用NCEP/NCAR的再分析资料,归纳出几种与霜冻发生相关联的高空、地面环流形势,这对霜冻的发生有较好的预示作用。结合日常的霜冻预报经验,对霜冻预报技巧进行了探讨。更多还原

【Abstract】 Based on the conventional meteorological data of six stations in Zhaoqing from 1988 to 2007,using some statistical methods,the climatic characteristics and the changing regularity of the first and last day of the frost in Zhaoqing were analyzed.Using the reanalysis data from NCEP/NCAR,some characters of the upper air and surface circulation situations related with the happening of the frost were concluded,which would be good to forecast the frost.With the forecast experiences of the frost,some forecast skills of frost were discussed.更多还原