AVERAGE No STRUCTURE 



119 



Figure 4.23. Diurnal, seasonal, and vertical variation of No /or Cape Hatieras, N.C. 



{HAT). 



general increase of mean temperature with resultant increase in water- 

 vapor capacity. These same stations have a marked seasonal range due 

 to the interplay of continental and maritime effects. The relatively 

 small summertime diurnal ranges along the east coast reflect the strong 

 influence of maritime air upon this region during that season. 



