Row Spectrol Lines 



Smoothed Spectrum 



Water Level Vorionce = 19 8ft' 



Vorionce Approx , Equols 2js(f)df 



0,15 020 0.25 



Frequency (c/t) 



Figure 5. Hurricane Carla spectrum record number 6881-1, 

 0600 hours, 9 September 1961. 



Ro« Spectrol Lines 



Smoothed Spectrum 



Woter Level Vorionce = 16.1 ft' 

 Vorionce Approi. Equols 2/5(f)df 



g 200 



o' •"••■•■ 



0.15 0.20 025 



Frequency (c/s) 



Figure 6. Hurricane Carla spectrum record number 6881-2, 

 0620 hours, 9 September 1961. 



