Climatological Characteristics of Fog at the Beijing Capital Airport
首都机场雾过程的气候特征分析

Based on hourly observational data at the Beijing Capital Airport and four times per day NCEP/NCAR reanalysis data from 1998 to 2005,the seasonal variation and interannual change of the characteristics of fog at the Beijing Capital Airport are analyzed.The authors also compared the difference of diurnal variation between the light fog(visibility from 1 km to 3 km)and the dense fog(visibility less than 1 km),and studied the climatological characteristics of synoptic situation at the initiation,duration and d...