56 METEOROLOGICAL RESULTS OF LAST CRUISE OF CARNEGIE 
Table 66. Frequencies of wind directions at noon (GMT) for groups, Carnegie, 1928-297 








1928 
I July 29-Aug. 6 500 3 oa0 506 1 3 2 ond 9 
I Aug. 7-10 1 Baa 1 wae aes 1 1 noe B66 4 
Ul Aug. 11-23 we 1 5 1 1 2 3 aes 13 
IV Aug. 24-Sep. 15 6 2 6 Sac 2 3 2 1 2 24 
Vv Oct. 2-10 1 1 6 1 500 550 are ae 9 
VI Oct. 26-Nov. 6 ie ie 2 7 1 1 1 12 
vu 
a Nov. 7-Dec. 21 2 3 151 8 9 2 1 a 1 38 
&} Feb. 22-28, 1929 505 6 1 FeO ene AAG ode 7 
Vill Dec. 22-31 2 1 2 2 1 a - 2 10 
1929 
Ix Jan. 1-14 il 506 8 3 1 ace 1 14 
xX Feb. 6-17 see mae oe 6 6 6o6 eee So 12 
XI Mar. 1-31 2 1 10 5 en6 1 2 3 24 
XII Apr. 22-May 31 560 8 21 3 2 200 1 35 
XII 
(} June 1-30 1 1 2 1 3 1 3 S66 2 14 
b July 1-3 500 ae S00 2 1 a 500 a0C 3 
XIV July 4-21 50 2 Sc0 3 6 2 4 1 5 18 
XV July 22-28 =—3 ts : 1 Sac 3 cee 7 
XVI Sep. 4-8 eee a0 1 aac 4 5 
XVII 
a Sep. 9-16 2 1 1 2 1 1 8 
b Sep. 17-Oct. 7 2 7 3 was oe ale 5 12 
c Oct. 11-25 1 4 2 wes 4 1 3 1 16 
XVUl Oct. 26-Nov. 14 5 4 5 5 1 se 4 24 
Total 19 33 85 53 43 25 25 18 17 318 
4 From abstract of log. 
Table 67. State of sea: Frequencies of International Table 68. State of sea: Mean International 
Numbers at noon (GMT) for all groups, Numbers at noon (GMT) for groups, 
Carnegie, 1928-29 Carnegie, 1928-29 
Inter- | No Percent- } Inter- | yo Percent- No Inter- 
national | iV. age of jnational aDee age of Group GPa national 
No. y total days | No. y total days yS | Number 
0 22 6.0 4 83 22.6 1928 
i 46 12.5 5 22 6.0 I July 29-Aug. 6 9 3.7 
2 76 20.7 6 5 1.4 Il Aug. 7-10 4 2.8 
3 111 30.3 7 2 0.5 ll Aug. 11-23 13 2.8 
SSS IV Aug. 24-Sep. 15 24 2.0 
Total Se 367 100.0 Vv Oct. 2-10 9 gall 
VI Oct. 26-Nov. 6 12 3.3 
ever, is not significant since the number of days spent ya Nov. 7-Dec. 21 38 2.8 
by the Carnegie within each Group were relatively few. {} Feb. 22-28, 1929 7 3.3 
There is also considerable variation in the percent- Vill Dec. 22-31 10 2.4 
age of days with precipitation between the ranges of lati- 1929 
tude (table 70); the maximum value (40.0 per cent) oc- Ix Jan rire u a6 
curs in the range 5° to 15° north, and, significantly x Feb. 6- ; 
: XI Mar. 1-31 24 2.0 
enough, the minimum value (14.8 per cent) occurs in the XII Apr. 22-May 31 35 3.0 
range 5 to 15” south. XII 
Table 71 indicates that rainfall takes place some- a June 1-30 14 2.3 
what more frequently during nocturnal hours, principal- {B} July 1-3 3 2.3 
ly before midnight. XIV July 4-21 18 3.6 
XV July 22-28 ul 3.7 
XVI Sep. 4-8 5 2.2 
THUNDERSTORMS XVII 
Real thunderstorms were observed only four times 5 aa aan ea a ae 
on board the Carnegie. This is not surprising when it is c Oct. 11-25 16 2.8 
considered that the summer months were spent in each XVIII Oct. 26-Nov. 14 24 2.0 
hemisphere. Thunder was recorded on the following 
dates: (1) October 9, 1928, latitude 11° 23’ north, longi- Total and mean 318 2.7 

