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关于强对流天气预报的几点思考

Some thoughts on the weather forecast of severe convective storms

  • 摘要: 结合2015年6月1日长江监利“东方之星”客轮沉船事件及在强对流天气预报中长期积累的一些经验,可以认为目前强对流天气预报存在的主要问题是对于强对流天气监测能力不足、强对流天气形成的机理认识不足、数值预报模式对强对流天气预报能力不足和强对流天气预报方法不足。在实际业务工作中较为可行的强对流天气预报的思路是:首先要具有较全面的本地区强对流天气发生的气候背景知识,然后按照配料法为主的强对流潜势预报方法和天气学分型的强对流天气预报方法等进行强对流天气的落区预报,最后按照雷达、卫星资料等相结合的强对流外推临近预报方法进行强对流天气预警预报。

     

    Abstract: In this paper, based on the Yangtze Jianli "Eastern Star" ferry sinking in 1 June 2015 and experience, in the strong convection forecasting, the major problems in severe convective weather forecasting are lacking monitoring capacity, short of knowledge of the formation mechanism of strong convective weather, short of numerical prediction models, and short of weather forecast methods. In actual operations, a more feasible method of convective weather forecast is: firstly, gathering more comprehensive background know ledge of strong convection weather; secondly, using strong convective weather forecast method in accordance with the ingredients and typing of convective potential weather to determine convective weather zone; at last performing strong convective weather warning and forecast according to radar, satellite data such as the combination of strong convection nowcasting extrapolation method.

     

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