2022年7月内蒙古干旱半干旱区涝—旱转折事件的成因分析

刘炜, 赵艳丽, 高晶, 李林惠, 王慧敏

Cause analysis of flood-drought alternation event in July 2022 in arid and semi-arid region of Inner Mongolia

LIU Wei, ZHAO Yanli, GAO Jing, LI Linhui, WANG Huimin

图6 2022年7月12—31日500 hPa位势高度场（等值线）及其距平场（彩色阴影）（a，单位：dagpm），850 hPa风场距平（b，单位：m·s-1）、对流层整层积分水汽通量（矢量，单位：kg·m-1·s-1）及其散度（彩色阴影，单位：10-5 kg·m-2·s-1）距平（c），东亚地区200 hPa纬向风场（等值线）及其距平（彩色阴影）（d，单位：m·s-1）

Fig.6 The 500 hPa geopotential height field (contours) and its anomalies field (color shaded) (a, Unit: dagpm), 850 hPa wind field anomalies (b, Unit: m·s-1), integral water vapor flux over the whole troposphere (vectors, Unit: kg·m-1·s-1) and its divergence (color shaded, Unit: 10-5kg·m-2·s-1) anomaly (c), 200 hPa zonal wind field (contours) and its anomalies (color shaded) in East Asia area (d, Unit: m·s-1) from 12 to 31 July 2022