JULY, AUGUST, SEPTEMBER 



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ERVATIONS 



RAGE NUMBER OF OC 



ONS DURING THE SEA- 



WHEN WAVES DE- 



- 



- 









19 AVE 

 CAS 

 SON 



- 









5 FEET. 











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9779 OBSERVATIONS 



~ 











- 









19 AVERAGE NUMBER OF OC- 

 CASIONS DURING THE SEA- 

 SON WHEN WAVES ROSE 

 TO 5 FEET OR HIGHER. 



- 



- 

















- 



- 















- 



^ 















_ 



•- 















— 



• 















- 



I 















_ 



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— 



-, 















- 



-\ 















- 

















- 





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~ 



40 60 80 100 120 140 160 180 200 220 240 

 DURATION (HOURS) 



PERSISTENCE OF FAVORABLE SEAS (<5, 8, 12 FT.) 



I 40 60 80 100 120 140 160 ISO 2 

 DURATION (HOURS) 

 PERSISTENCE OF UNFAVORABLE SEAS 



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10 20 30 40 50 60 70 80 90 100 





OCTOBER, NOVEMBER, DECEMBER 



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— 













- 









29 AVERAGE NUMBER OF OC- 



- 



— 









CASIONS DURING THE SEA- 



— 



- 









SON WHEN WAVES DE- 



^ 



- 









5 FEET. 



- 











— 



- 















- 



; 















- 



-.- 















— 



"• 















- 

















- 



- •. 















- 

















- 



\ 



— s 



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- 



777 





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_ 



1 1 1 



1 1 1 



1 1 1 



1 1 1 



•••IT- 



••iH-r 



T^T 



20 40 60 80 100 120 140 160 180 200 220 240 

 DURATION (HOURS) 



PERSISTENCE OF FAVORABLE SEAS «5, 8, 12 FT.) 



s :- 



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1 1 1 



1 1 1 



1 1 1 1 1 1 1 1 1 







— 













- 









28 AVERAGE NUMBER OF OC- 



- 



— 









CASIONS DURING THE SEA- 



— 



- 









SON WHEN WAVES ROSE 

 TO 5 FEET OR HIGHER. 



_ 



- 

















_ 



- 















- 



































•" 

















v 















^ 



.: 















- 



— 















— 



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- 



u: 















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- 



1 •. 















- 



r\ "'•• 















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— 



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1 1 1 



1 1 1 



1 i 1 



_jZ 



220 240 260 280 300 



I 40 60 80 100 120 140 160 



DURATION (HOURS) 



PERSISTENCE OF UNFAVORABLE SEAS (g5, 8, 12 FT.) 



10 20 30 40 50 SO 70 80 90 100 



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61 



