Synergy Effects of the Indian Summer Monsoon and the Tibetan Plateau Heating on Summer Rainfall over North China

Figure 13

Schematic diagram showing the mechanism of tripole pattern. The letters denote anticyclonic and cyclonic circulation centers in 200 hPa. Black arrow denotes the easterly jet. Grey arrow denotes Kelvin waves. Purple arrow denotes PJ pattern. The green dashed arrow denotes water vapor transport.