Possible Future Climate Change Impacts on the Hydrological Drought Events in the Weihe River Basin, China

Table 1

Performance of historical monthly streamflow simulations at Huaxian station.

Periods	Nash-Sutcliffe coefficient	Log-transformed Nash-Sutcliffe coefficient	Bias (%)
Calibration (1961–1980)	0.829	0.715	3.1
Validation (1981–1990)	0.902	0.809	7.3