N 



0.0 22.5 



45.0 

 67.5 



90. 0E 



^> 112.5 



135.0 



S 

 January 

 Height 0.9 m 

 Direction 55 deg 



N 



°-° 22.5 



M 



45.0 

 67.5 



90.0E 



135.0 

 157.5 



S 

 February 

 Height 1.0 m 

 Direction 54 deg 



N 



°-° 22.5 



45.0 

 67.5 



^* 



90.0 E 



112.5 



22.5 



/. 



^ 



45.0 

 67.5 



90.0E 



S 

 March 



Height 1.2 m 

 Direction 60 deg 



April 



Height 0.9 m 



Direction 53 deg 



Height, m 

 o o o o o 



6 ^ n to ■* in 



20 40 60 80 100 

 Frequency, % 



Figure 14. Monthly wave roses for 1987 (Sheet 1 of 3) 



32 



