5 3 



-III 



615 



Extreme 



Mean + I Std Oev 



Mean 



J I i J ; J i i J 



J I I I L 



J I I I I 



Jan Feb Mor Apr May Jun Jul Aug Sep Oct Nov Dec 

 Month 



a. Significant wave height 



1980 



Overoll 



Year 



615 



Mean + I Std Dev 

 6 Mean 



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

 Month 



b. Peak wave period mean and standard deviation 



Figure Bll. 1980 mean, extreme, and standard deviation of significant 

 wave height and peak wave period for gage No. 615 



B31 



