海温和MJO对2023年西南春旱的协同影响
陆晓娟, 王芝兰, 张金玉, 王昀, 王丽娟, 胡蝶, 沙莎, 王素萍, 李忆平

The synergistic effect of sea temperature and MJO on spring drought in southwestern China in 2023
LU Xiaojuan, WANG Zhilan, ZHANG Jinyu, WANG Yun, WANG Lijuan, HU Die, SHA Sha, WANG Suping, LI Yiping
图6 2023年3月200 hPa位势高度异常(填色区,单位:gpm)和T-N波作用通量(箭矢,单位:m2·s-2)空间分布(a),200 hPa散度异常(填色区,单位:10-6 s-1)、西风(红色等值线,单位:m·s-1)和气候态西风(绿色等值线,单位:m·s-1)(b)
(紫色框线区域为西南地区)
Fig.6 The spatial distribution of geopotential height anomalies (the color shaded, Unit: gpm) and T-N wave activity flux (arrow vectors, Unit: m2·s-2) at 200 hPa (a), divergence anomalies (the color shaded, Unit: 10-6 s-1), westerly winds (red isolines, Unit: m·s-1) and climatology westerly winds (green isolines, Unit: m·s-1) at 200 hPa (b) in March of 2023
(The purple border area indicates southwestern China)