800 



700 - 



600 - 



POWER SPECTRUM 

 FORECAST: 12 HOUR 

 DATE : 5 MARCH 1967 

 TIME: I200Z 

 LOCATION : STATION A 



H l/3 OBS. 19.6' 

 H, /3 PRED.6.2' 



— 500 



t 4 00 



Ul 

 Q 



>- 

 O 



cr 



hi 

 u 300 



200 



100 



8 



12 



16 20 



LAG NUMBER 



24 



28 



32 



FIGURE 33. WAVE SPECTRA - OBSERVED (MEASURED) VERSUS PREDICTED- 

 LEAST CORRELATION - 12-HOUR FORECAST INTERVAL 

 (USWB INPUT). 



55 



