120 



SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOL. 



65 



Table 4. — Results of sounding balloon ascensions, Avalon, Cal. 

 July 23, 1913. 



Time 



Alti- 

 tude 



7 08.3: 



7 iS-i 



7 26.? 



7 54-2 

 7 57-7 



31.8 

 33-7 



M. 



34 



489 



500 



737 



1,000 

 1,032 



1. 454 

 1,500 

 2,000 

 2,500 

 2,784 

 3,000 

 3.194 

 3,500 

 4,000 

 4.500 

 4.719 

 4,8i8 

 5.000 

 6,000 

 6.793 

 7,000 

 8,000 

 8,184 

 9,000 

 10,000 

 10,289 

 11,000 

 12,000 

 12,584 

 13,000 

 14,000 

 15,000 

 15.092 

 16,000 

 17,000 

 17,379 

 18,000 

 19,000 

 19.983 

 20,000 



21,000 

 22,000 

 23,000 

 24,000 

 25 , 000 

 25,160 

 25,000 

 24,000 

 23,045 

 23,000 

 22,000 

 21,000 

 20,314 

 20,000 



ig.ooo 

 18,411 

 18,000 

 17,857 

 17,254 

 17,000 

 16,000 

 15,000 

 14,285 

 14,000 

 13,000 

 12,603 

 12,000 

 11,000 

 10,000 

 9,855 

 9,536 

 9,000 



Pres- 

 sure 



Humidity 



Rel. 



Abs. 



Wind 



Direction Vel 



Mm. 

 759-5 

 719-8 



699.0 



675-0 

 642.3 



547-5 

 520.8' 



430 . 1 

 424.7 



98.6 



69.2 

 46.1 



45-0 



60.0 



65-3 

 71. -7 



214.8 

 224.9 



°C. 



19-3 

 14-3 

 14. 1 

 12.4 



18.5 

 18.9 

 17.1 

 16.8 

 12.6 

 8-5 

 6-3 

 5-5 

 4-9 

 2-5 



- 1.0 



- 4-6 



- 6.1 



- 6.6 



- 7-9 

 -14.7 

 —20.0 

 -21.6 

 —29.1 

 -30.5 

 -34-3 

 -38.8 

 -39.9 

 —41.4 

 -43-4 

 -44.6 

 -46.5 

 —50.6 

 -54-8 

 -55-2 

 -55-8 

 -56.6 

 -56.9 

 -56.7 

 -56.4 

 -S6.1 

 -56.1 

 -53-6 

 -51-2 

 -48.7 

 -46.3 

 -43-8 

 —43-4 

 —43-0 

 -42.1 

 -41. 1 

 —41.2 

 -42.6 

 -44.2 

 -45-1 ■ 

 -46.4 

 -50.5 

 -52.8 

 -50.7 

 -50.0 - 

 -52.1 

 -51.8 . 

 -Si- 1 ■ 

 -50.4 . 

 -49-8 

 -48.6 . 

 -44-5 ■ 

 -43-0 1 

 -41.5 ■ 

 -38.8 . 

 -36.4 • 

 -36.0 - 

 "37 -'7 

 ~33-5 ■ 



P. ct. 



77 

 83 



0.8 



0.7 



0.5 



59 

 57 

 49 

 49 

 5i 

 53 

 54 

 48 

 43 

 40 

 36 

 33 

 3i 

 31 

 3i 

 29 

 27 

 27 



25 



25 

 25 

 25 

 25 

 24 

 23 



g./m. s 

 12.651 

 10. in 

 10.109 

 9.972 



9.248 



9-147 



7.068 



6.942 



5-597 



4-495 



3-975 



3-354 



2.888 



2.291 



1.608 



1. 106 



0.919 



0.882 



0-793 



0.415 



0.241 



0.207 



0.095 



0.082 



0.055 



0.034 



0.030 



0.024 j 



0.019 I 



0.016 



0.013 J 



0.008 



0.004 



0.004 



0.004 



0.003 



0.003 



0.003 



0.004 I 



0.004 I 



0.004 



0.006 



0.007 



0.010 



0.014 



0.018 



0.019 I 



0.020 

 0.020 

 0.021 I 

 0.021 

 O.Oiy 



0.013 I 



O.OII 

 0.010 . 



0.006 j. 



0.005 ■ 



0.006 . 



0.007 ' 



0.005 ■ 



0.006 . 



0.006 . 



0.007 j. 



0.008 . 



0.009 j. 



0.015 . 



0.018 . 



0.021 . 



N. 48° W. 

 N. 47 W. 

 N. 17 W. 



M.p.s. 



Remarks 



10/10 S. NNW. 



In base of clouds. In- 

 version. 



Inversion. 



Inversion. 



Inversion. 



Inversion. 



