5 - 



V Extreme 



I Mean -i- I Std Oev 

 Mean 



« » 



e "^ 



w 2 



J L 



» « 



I J 1 I I 



II 



Jan Feb Mar Apr Moy Jun Jul Aug Sep Oct Nov Dec 

 Month 



a. Significant wave height 



1980 



14 



13 



12 



Z I I 



o 



i 10 



Mean + I Std. Dev. 

 Mean 



Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 1980 

 Month 



b. Peak wave period 



Figure B2. 1980 mean, extreme, and standard 

 deviations of significant wave lieight and 

 peak wave period for gage No. 620 



B7 



