中国降水对热带太平洋海温的滞后响应特征探讨

高志伟, 刘佳, 陈艳, 钟爱华

Exploration of the hysteresis response characteristics of precipitation in China to tropical Pacific sea surface temperature

GAO Zhiwei, LIU Jia, CHEN Yan, Zhong Aihua

表1 中国160站逐月降水量与各海温序列不同阈值相关系数占比

Tab. 1 The proportions of correlation coefficients under different threshold conditions between monthly precipitation at 160 stations in China and various SST series

海温序列 正相关占比/% 负相关占比/% >0.3 >0.4 >0.5 <-0.3 <-0.4 <-0.5 Niño1+2 96.3 93.1 88.8 93.1 91.3 71.3 Niño3 95.6 91.9 54.4 90.0 61.3 11.9 Niño3.4 73.8 2.5 0 14.4 0 0 Niño4 0 0 0 0 0 0