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

表2 长江中游夏季高温日偏多年与偏少年西太副高指数差值

Tab.2 The differences between Western Pacific Subtropical High indexes in abnormally more and less years for high temperature days in summer in the middle reaches of the Yangtze River

时段 西太副高指数 面积/km2 强度/（gpm·km2） 脊线/°N 西伸脊点/°E 夏季 25.21* 76.63 2.77* -12.93* 6月 38.20 108.66 0.78 -7.42 7月 12.46 5.89 3.54* -12.66* 8月 29.76* 113.52* 3.80* -17.75*