NO. 4 



SITE FOR SOLAR-RADIATION STATION MOORE 



be of much worth to us, since most of his observations were made 

 in canyons, along the Gulf of Akaba, a very windy region, and in 

 other places not at all comparable with Mount St. Katherine. But a 

 quotation from his book may be of interest. It states : " With regard 



^Q 1.2 



Sfe ,.3 



zl 1.4 



1.5 



.6 



Fig. g. — Mount St. Katherine daily means versus day; 



to wind effects, as different districts were passed over, it is difficult to 

 give definite conclusions, but in general the stillness of the air is a 

 marked feature in the mountain regions, especially at night or in the 

 morning. In the afternoon, especially in spring, a light breeze prevails, 

 but probably rarely exceeds a velocity of 15 miles per hour." 



