Frequency-Direction Spectral Plots: Event H 



0100. 14 Dec 88 

 Hmo = 0.66 m 0700. 14 Dec 88 1300. 14 Dec 88 1900. 14 Dec 88 



Hmo - 90 m Hmo - 1 17 m Hmo - 0.97 m 



6 (deg) 

 0100, 15 Dec 88 0700, 15 Dec 8f 



Hmo = 0.77 m Hmo = 2.09 m 



1300, 15 Dec 88 

 Hmo = 1.70 m 



1900, 15 Dec 8f 

 Hmo = 1.72 m 



2200. 15 Dec 88 0100, 16 Dec 88 0400. 16 Dec 88 0700. 16 Dec 8£ 



Hmo — 2.19 m Hmo — 2.13 m Hmo — 2.31 m Hmo — 2.22 m 



A30 



Appendix A Event Time Series and Spectral Sequences 



