Table 8 

 Annual and Monthly Longshore Surface Currents at the FRF* 



























Beach, cm/sec 





Pier 



Midsurf, 

 1981- 



cm/sec 

 1981- 



Pier 



End, cm/sec 







1980- 



1980- 





1980- 



1980- 



Month 



1985 



1984 



1985 



1985 



1984 



1985 



1985 



1984 



1985 



Jan 



23 



17 



17 



33 



21 



23 



19 



23 



22 



Feb 



7 



10 



11 



12 



5 



6 



20 



22 



17 



Mar 



-1 



16 



14 



14 



11 



12 



15 



17 



14 



Apr 



3 



4 



5 



-7 



-2 



-1 



17 



11 



8 



May 



8 



-4 



-2 



-2 



-10 



-8 



3 



8 



8 



Jun 



-7 



-7 



-6 



2 



-16 



-11 



4 



6 



1 



July 



-14 



-16 



-12 



-4 



-23 



-19 



4 



3 







Aug 



-18 



-10 



-6 



-25 



-12 



-15 



7 



11 



6 



Sep 



5 



2 



4 



-3 







2 



16 



14 



11 



Oct 



-2 



5 



7 



-19 



12 



5 



3 



13 



10 



Nov 



-1 



12 



10 



-17 



14 



7 



-2 



14 



12 



Dec 



16 



8 



8 



25 



16 



16 



9 



11 



12 



Annual 



1 



3 



4 



1 



1 



1 



10 



13 



10 



* + = southward; - = northward. 



NORTH 



1985 



LOCATION MEAN, cm/s 



x PIER END 9.6 



o PIER SURF 0.7 



o BEACH 1.5 



JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 

 MONTH 



Figure 27. Monthly mean currents, 1985 

 49 



