0.2 



- 0. 



0.0 



id 



Vy 



v: 



I 



Above 40° 

 (Eight Stations) 



0.2 1- 



0.1 



o 0.0 



vv\ V, 



E 



X 0.2 



.E 0.1 - 



0.0 















- 







i 







35°to 40° 

 Five Stations ) 



0.2 



- 0.1 - 



Q 0.0 



V7[ V 



A VA 



^ 0.2 



0.1 



0.0 



^ 



21 



^ 



m 



ra 



June July Aug. 



25°to 35° 

 Four Stations ) 



0.2 I- 



0.1 



0.0 



-^r^ 



;^ r/A va 



v. 



June July Aug. 



Figure 3. Absolute and relative diurnal variation in 

 breaker height by latitude grouping. 



II 



