HET GHT (M) 
PERIOD {SECONDS) 
ewe YF oOo sv’ Oo W 
LEGEND 
x EXTREME 
O MEAN 
| +1 STANDARD DEVIATION 
2 
| 1 J 
0 
3 F MA A M JS J A S DO N OD J-H A-J J-S 0O-D 82 80-81 
TIME 
a. Wave heights 
: LEGEND 
16 Saga 
O MEAN 
14 l +1 STANDARD DEVIATION 
13 
12 
U- 
10 
J F M A HM JS J A S O N OD J-M A-J J-S O-D 8280-81 
TIME 
b. Wave periods 
Figure B31. 1982 extreme, mean, and standard deviation 
of wave heights and periods for gage 610 
B90 
