OPNAV FORM 31 40-9 (REV. S-e3) 
WBAN IIB 
DEPARTMENT OF THE NAVY 
SURFACE WEATHER OBSERVATIONS 
(Ship Station) 
U.S.S. 
/ S: ^ll //{Ym - y/ 
STATION 
LATITUDE 
LONGITUDE 
DATE 
REL. 
TOTAL 
SKY 
COVER 
\ 
CLOUDS AND OBSCURING 
PHENOMENA 
TOTAL 
SEA 
WATER 
(1/10°) 
SEA WAVES 
SWELL WAVES 
V IME 
iCMT) 
STATION 
PRESSURE 
DRY 
BULB 
WET 
BULB 
HUMID¬ 
ITY 
LOWEST LAYER 
SECOND LAYER 
SUMMA- 
TION 
TOTAL 
THIRD LAYER 
SUMMA- 
TION 
TOTAL 
FOURTH LAYER 
OPAQUE 
SKY 
DIRECTION 
PERIOD 
HEIGHT 
DIRECTION 
PERIOD 
HEIGHT 
(INS.) 
(%) 
AMT. 
TYPE 8. 
DIR. 
HEIGHT 
AMT. 
TYPE & 
DIR. 
HEIGHT 
AMT. 
TYPE & 
DIR. 
HEIGHT 
AMT. 
TYPE a. 
DIR. 
HEIGHT 
COVER 
16 
17 
78 
79 
20 
21 
22 
23 
24 
25 
26 
27 
28 
29 
30 
31 
32 
33 
34 
35 
36 
37 
38 
39 
40 
00 
F 
tr 
C, 
8 
n 
n 
V 
7^.d 
Ot o6c3 
01 
■ ■ 
02 
03 
04 
05 
06 
2Dj3o 
7f D 
7t)Xi 
(,7 
Cu- 
Cl 
/ 
8 
O 
?4c 
e?o/c / 
07 
m J — 
08 
09 
10 
11 
12 
77r, 
ititi 
7/ 
5 
a 
Zo 
z 
Cl 
/ 
5 
5 
tLc- 
Cijetc 1 
13 
14 
15 
16 
17 
18 
27. 
if] n 
( V ' % ■ 
7^ 
/ 
k' 
C ii 
^ 0 
V' 
Oj 
J -4 
<J 
7 
a 
>ti8 
7S.0 
/7f>/ iTt 
19 
20 
21 
22 
23 
SYNOPTIC OBSERVATIONS 
WINDS ARE OBTAINED AS FOLLOWS: 
MEASURED 
□ ESTIMATED 
Check ice on 
Web Bulb 
PE3 
no V Dl (1 Q 
WET 
SEA TEMP. 
AIR-SEA 
WAVES 
WAVES 
ON 
DEW 
POINT 
(Deg. & 
YQL^L^L^ 
LqLoLqGG 
Nddff 
VVwwW 
r r 
(9 or 
PPPTT 
L/K T DuL-D 
(Deg. & 
BULB 
(Deg. & 
lOths) 
ICE 
NhCLh 
CmCh 
D.V.opp 
SNsChjh, 
9SpSpSpSp 
(Deg. & 
TEMP. DIFF. 
(Deg. & 
lOths) 
0T *T,TjTj 
SEA 
SWELL 
SEA 
SWELL 
OFF 
D.V.app 
10) 
lOths) 
- 
lOths) 
l^w^wPwHw 
dy^dy^ 
Pw^w 
HyyHyy 
dw dy, 
P P 
' w'w 
HwHw 
STA. 
lOths) 
^291 
92 
93 
94 
95 
97 
98 
99 
700 
WSM 
.. 1 
i04 
105 
WMM 
W&MM 
709 
770 
777 
772 
113 
774 
775 
116 
777 
7/ /b6 
O 
o 
'W. 
aiv' ' / 
2fS()f 
tffJiO 
;2y-y 
f^'o/o 
'ate 2 
WM 
wm 
<34^ OZ 
wmm 
ipii 
03 
mrnmMmM 
—1—I—i 
—1— i — 
7/iei 
445“^ 
l^zj 
\te 
IHSZL 
mm 
5l5el 
(fSil 
iiiil 
lA 
. • • • ymm" • • 
02.J 
&3m 
■ill 
09 
msirnm 
7/177 
L7T 
\f€^ 
lObZb 
Z5.0 
Wm 
J i 1 
t'clt'i 
h72~l 
U33L 
tl 
Mi 
iiiii 
mps 
- -f - 
15 
■y? 
\ 
.lJ- 
7//74 
\/o 
y 
7JJ 
(73e5 
'm7.6 
X 
- / "f 
r > A* 
,fy/9 
in 2! 
10^22 
■id 
Oi 
4«73is& 
> 
f - 
21 
^ns 
■ ~r 
t 1 
j_1 
{ I 
i 1 
TEMP, in shaded cols, are as checked below: 
□ 1/10°F 
□ °C 
WEATHER AND OBSTRUCTIONS TO VISION 
GG 
C 2 KDjre 
BERGS 
778 
779 
720 
727 
00 
03 
06 
09 
12 
15 
18 
21 
REMARKS. NOTES AND MISCELLANEOUS PHENOMENA 
Col. 722 
NRISE 
SUNSET 
MAXIMUM 
WIND 
LOWEST PRESSUR 
GALES (FORCE 8 OR HIG 
HER - 6 IN TROPICAL SEAS) 
TIME 
(GUT) 
DIRECTION 
& SPEED 
LAT. 
LONG. 
TIME 
(GMT) 
MILLIBARS 
WIND 
DIRECTION 
& SPEED 
LAT. 
LONG. 
BEGAN 
ENDED 
TIME 
(GMT) 
DIRECTION a. 
SPEED 
LAT. 
LONG. 
TIME 
(GMT) 
DIRECTION 8. 
SPEED 
LAT. 
LONG. 
130 
131 
732 
133 
134 
735 
136 
737 
738 
739 
140 
747 
142 
143 
144 
745 
146 
TYPE 
BEGAN 
ENDED 
TIME 
LAT. 
LONG. 
TIME 
LAT. 
LONG. 
123 
124 
725 
126 
727 
728 
729 
NAVY-PEARL HARBOR 
