Ro» Spectrol Lines 



Smoothed Spectrum 



Water Level Vorionce = 22 I ft' 



Vorionce Approx Equols 2jstf)<if 

 



20 25 



Frequency (c/s) 



Figure 11. Hurricane Carla spectrum record number 6886-1, 

 0000 hours, 10 September 1961. 



Raw Spectrol Lines 



Smoothed Spectru:Ti 



Water Level Vorionce = 22 Oft' 



Variance Approi Eouols 2/s(f)df 

 



O.ia 0,20 025 



Frequency (c/s) 



Figure 12. Hurricane Carla spectrum record number 6886-2, 

 0020 hours, 10 September 1961. 



24 



