湖南2022/2023年夏秋冬季持续极端干旱事件特征及成因分析
谢傲, 罗伯良, 邓剑波, 高霞霞

Characteristics and cause analysis of extreme and persistent drought in summer, autumn and winter in 2022/2023 in Hunan Province
XIE Ao, LUO Boliang, DENG Jianbo, GAO Xiaxia
图7 2022年8—11月500 hPa高度场(黑色等值线)及距平(填色,单位:gpm)(a),850 hPa风场距平(箭矢,单位:m·s-1)及垂直速度(填色,单位:10-2 Pa·s-1)(b),整层积分水汽通量(矢量,单位:kg·m-1·s-1)和水汽通量散度距平(填色,单位:10-7 kg·m-2·s-1)(c)
Fig.7 The 500 hPa geopotential height (black contours) and anomaly (color shaded, Unit: gpm) (a), the anomaly of 850 hPa wind field (arrow vectors, Unit: m·s-1) and vertical wind speed (color shaded, Unit: 10-2 Pa·s-1 ) (b), and vertically integrated water vapor flux (vectors, Unit: kg·m-1·s-1) and water vapor flux divergence anomaly (color shaded, Unit: 10-7 kg·m-2·s-1) (c) from August to November 2022