HEIGHT, (ml 

 0.0 1-0 2.0 3.0 4.0 



10 20 30 40 50 

 FREQUENCY. % 



V 



'4 



ANNUAL 1981 

 RESULTANT 

 HEIGHT 0.9m 

 DIRECTION 67 DEG 



"^s 



h 



V 



c^ 



"^.s 



WINTER 1981 

 (JAN-MAR) 

 RESULTANT 

 HEIGHT 1.0m 

 DIRECTION 66 DEG 



SPRING 1981 

 (APR-JUN) 

 RESULTANT 

 HEIGHT 0.6m 

 DIRECTION 78 DEG 



■''^ 



V 



SUMMER 1981 

 (JUL-SEP) 

 RESULTANT 

 HEIGHT 0.7m 

 DIRECTION 70 DEG 



FALL 1981 

 (OCT-DEC) 



RESULTANT 



HEIGHT 1.1m 



DIRECTION 61 DEG 



Figure 21. 1981 annual and seasonal wave roses at 

 seaward end of FRF pier, reference true north 



47 



