大雾天气分析——以2015年11月11日满洲里天气为例

Analysis of fog weather——take the weather in manzhouli on November 11, 2015 as an example

2015年11月11日,满洲里出现大雾天气,雾最强时段能见度只有100米,且持续较长时间,本文对此次大雾出现的高低空环流形势,地面气象要素特征,空气湿度,大气层结等方面进行分析,表明大气的层结稳定,低层逆温层的出现及近地面较强的湿度是造成此次大雾天气的主要原因,之前本地草原计划烧除也为此次大雾天气提供充分的凝结核,也是造成此次大雾天气的原因之一。

On November 11,2015,the manchurian appeared in fog,fog visibility is only 100 meters,the best time and last for a long time,in this paper,the high and low air circulation situation arising from the fog,the characteristics of ground meteorological elements,air humidity,atmosphere knot,etc,were analyzed,and show that atmospheric stratification stability,the appearance of low-level inversion layer and the surface strong humidity is the main cause of the heavy fog weather,local grassland plan before burning also provide adequate condensation nuclei for the heavy fog weather,it is also one of the causes of the heavy fog weather.