Impact of the Westerly Jet on Rainfall/Runoff in the Source Region of the Yangtze River during the Flood Season

Figure 4

The lag correlation between rainfall and runoff at the Zhimenda station with rainfall leading runoff by 15 days. The dark (light) shading indicates the correlation coefficients significant at the 99% (95%) confidence level. The black circular points represent five meteorological stations that were selected in Section 5. The black triangle represents the Zhimenda station.