TIME (GMT) 



1400 1410 1420 1430 1440 1450 1500 1510 



1350 1400 1410 1420 1430 1440 1450 1500 1510 1520 1530 1540 1550 1600- 



Fig. 15. Comparison of 72-hour temperature changes, 20-23 July I962. 



72 



