Comparison of Analysis and Spectral Nudging Techniques for Dynamical Downscaling with the WRF Model over China

Table 2

Summary of the ME, RMSE, and cc for monthly averaged conventional meteorological elements near the surface, including the 2 m temperature (T₂), surface pressure (Ps), 10 m wind speed (wsp₁₀), and 2 m relative humidity (RH₂) in May and June, 2011.

			May			June
		ME	RMSE	cc	ME	RMSE	cc
T2	NN	3.21	4.33	0.94	3.88	4.76	0.92
	AN	0.19	1.69	0.97	0.67	1.76	0.96
	SN	0.01	1.74	0.96	0.43	1.81	0.95
Ps	NN	−7.06	18.08	0.99	−8.28	19.00	0.99
	AN	−5.35	17.81	0.99	−5.17	18.26	0.99
	SN	−5.33	17.82	0.99	−5.06	18.23	0.99
wsp10	NN	1.70	1.91	0.60	2.03	2.25	0.51
	AN	0.36	0.84	0.70	0.35	0.87	0.64
	SN	0.98	1.30	0.63	0.94	1.29	0.58
RH2	NN	−15.42	19.51	0.76	−18.81	21.87	0.80
	AN	−7.18	10.30	0.90	−8.88	11.64	0.90
	SN	−15.07	18.35	0.79	−17.19	20.08	0.85