长江中游夏季高温异常的大气环流和海温特征

陈笑笑, 黄治勇, 秦鹏程, 夏智宏, 姚瑶, 汤兴芝, 汪应琼

Atmospheric circulation and sea surface temperature characteristics of summer high temperature anomaly in the middle reaches of the Yangtze River

CHEN Xiaoxiao, HUANG Zhiyong, QIN Pengcheng, XIA Zhihong, YAO Yao, TANG Xingzhi, WANG Yingqiong

图2 1971—2022年长江中游夏季高温日异常偏多与偏少年200 hPa高度场（填色，单位：gpm）和纬向风场（等值线，单位：m·s-1）（a）及500 hPa高度场（填色，单位：gpm）和水平风场（箭矢，单位：m·s-1）（b）差值分布 （红框为研究区域，打点区域通过α=0.05的显著性检验，下同）

Fig.2 Distribution of differences of 200 hPa height field (the color shaded, Unit: gpm)， zonal wind field (isolines, Unit: m·s-1) (a), 500 hPa height field (the color shaded, Unit: gpm)， horizontal wind field (arrow vectors, Unit: m·s-1) between abnormally more and less years for high temperature days in summer in the middle reaches of the Yangtze River from 1971 to 2022 (The red box is the research area, the dotted areas pass the significance test at α=0.05, the same as below)