【摘要】 依据盐城市１９８０～１９９６年的雾资料进行了气候分析，将雾发生的天气形势归纳为弱高压和气旋倒槽两种类型；在此基础上，对单站要素进行了指标分析，由给出的５条指标采用概率加法原理进行雾发生的分析判断；并在气象信息综合分析处理系统（Ｍｉｃａｐｓ）上建立了春运期间雾预报系统，在实际应用中取得了较好的效果。更多还原

【Abstract】 Through the climatic analysis of fog during 1980～1996,the weather situation was summed up as weak high pressure and cyclone inverted trough over Yancheng city in Jiangsu province.Base on the indexes,the local meteorological elements were analyzed.The diagnose for five indexes of fog occurrence was conducted by the use of probability addition principle.The fog forecasting system was built with the aid of the meteorological information comprehensive process system,and the better effects in operational practice were achieved.更多还原