WRF Model Methodology for Offshore Wind Energy Applications

Table 8

Statistical metrics (MAE in m/s, ME in m/s, STD of the ME in m/s, and 𝑅) for the wind speed at 8 vertical levels (30–100 m), so as to evaluate the performance of one- and two-way nesting options at the 3 km WRF modelling domain.

	30 m	40 m	50 m	60 m	70 m	80 m	90 m	100 m	Average
MYNN and 2-way
MAE (m/s)	0.91	0.92	0.88	0.91	0.93	1.00	0.99	1.03	0.95
ME (m/s)	0.12	0.38	0.16	0.01	0.03	−0.27	−0.21	−0.12	0.01
STD (m/s)	1.22	1.21	1.20	1.21	1.23	1.23	1.26	1.28	1.23
𝑅	0.67	0.67	0.66	0.66	0.64	0.64	0.63	0.67	0.66
MYNN and 1-way
MAE (m/s)	0.97	1.00	0.98	1.00	1.02	1.07	1.08	1.11	1.03
ME (m/s)	0.17	0.43	0.21	0.05	0.08	−0.22	−0.17	−0.07	0.06
STD (m/s)	1.28	1.28	1.28	1.30	1.33	1.34	1.36	1.40	1.32
𝑅	0.64	0.63	0.62	0.61	0.59	0.59	0.58	0.62	0.61