Mean Frequency-Direction Spectrum 



19 Cases from 1300, 7 Mar 89 to 1900, 9 Mar 89 



H mo = 3.72 ± 0.20 m 



depth = 8.74 ± 0.50 m 



90 60 



30 -30 



9 (deg) 



-60 -90 



Figure 4. A characteristic storm spectrum from the FRF 



Chapter 4 Discussion 



21 



