天津市滨海新区沙尘天气简析

Brief Analysis of Sand and Dust Weather in Binhai New Area

阐述了天津市滨海新区沙尘暴天气的成因和物理机制,并且通过对本地区1983—2015年沙尘天气的统计分析,得到了滨海新区沙尘暴次数的季节变化、年总次数变化、扬沙年总次数变化的时间分布规律。另外,对影响滨海新区沙尘天气的来源及路径做了分析,同时介绍了其危害性。通过对该地区沙尘天气基本发生发展规律的认识,有助于提高沙尘天气的预报准确率。

This paper explains the causes and physical mechanisms of sand-dust storms in Binhai New Area.Based on the statistical analysis of the sand and dust weather in the region from 1983 to 2015,the temporal distribution laws of the seasonal variation and annual total variation of sand-dust storm frequency and the annual total variation of blowing sand frequency in Binhai New Area are obtained.In addition,the source and path of sand and dust weather affecting the Binhai New Area are analyzed,and its harmfulness is introduced.Understanding of the basic occurrence and development rules of sand and dust weather in this area is helpful to improve the accuracy of forecasting sand and dust weather.