浅谈恢复烟幕现象的记录

烟幕是北方地区常见的一种天气现象,冬季经常出现,近几年由于空气污染加剧,霾的出现逐年增加,烟幕和霾都会影响能见度和日照时数,2014年1月1日地面气象观测业务调整后,取消了烟幕现象的记录,测站出现烟幕现象,能见到小于10千米时,相对湿度又小,未出现霾,只能记录霾,本文从这两种天气现象的成因和特征、以及区别上分析得出,应恢复烟幕现象的记录。

Smoke screen is a common weather phenomena in north China, it often occurs in winter, due to air pollution in recent years, the occurrence of haze increased year by year, smoke and haze will affect the visibility and sunshine hours, on January 1, 2014 the ground meteorological observation after adjustment of business records cancelled a smokescreen phenomenon, smokescreen phenomenon in a station, can see less than 10 kin, relative humidity and small, does not appear haze, can only record haze, this article from the two kinds of weather phenomenon causes and characteristics, as well as the analysis on the difference between, should restore the record of smoke screen phenomenon.