基于多源观测资料对张家口一次雨雪天气降水相态特征的分析
姬雪帅, 王丽婧, 郭宏, 康博思, 黄山江, 张曦丹, 郭旭晖

Analysis of characteristics of precipitation phase during a rain-snow weather process in Zhangjiakou based on multi-source observation data
JI Xueshuai, WANG Lijing, GUO Hong, KANG Bosi, HUANG Shanjiang, ZHANG Xidan, GUO Xuhui
图3 2020年11月18日08:00 ERA5再分析资料与探空资料的温度、湿度散点图(a),ERA5再分析资料温度、相对湿度的时间-高度剖面(绿线为相对湿度,单位:%;红线为温度,单位:℃;填色区域表示温度-18~-12 ℃范围)(b),云中冰相粒子和液相粒子含量的时间-高度剖面(红线为温度,单位:℃;绿线为云中液态水粒子含量,黑线为云中冰相粒子含量,单位:10-2 g·kg-1)(c),散度和垂直速度的时间-高度剖面
(蓝线为散度,单位:10-5 s-1;红线为垂直速度,单位:Pa·s-1)(d)
Fig.3 The scattering plots of temperature and relative humidity between ERA5 reanalysis data and the sounding data at 08:00 BST 18 November 2020 (a), the time-height profile of temperature and relative humidity from ERA5 ( the green line for relative humidity, Unit: %; the red line for temperature, Unit: ℃; the shaded for temperature ranged from -18 to -12 ℃) (b), the time-height profile of cloud ice particles and cloud liquid particles content (the red line for temperature, Unit: ℃;the green line for cloud liquid particles content and the black line for cloud ice particles content, Unit: 10-2 g·kg-1) (c),the time-height profile of divergence and vertical velocity
(the blue line for divergence, Unit: 10-5 s-1; the red line for vertical velocity, Unit: Pa·s-1) (d)