TABLE II 
SYNOPTIC OBSERVATIONS 
0^/6>&£ ) Cl 
6/ P<re /?& ? 
FIRST GROUP 
OF 
MESSAGE 
Day 
of 
Week 
(1-7) 
(GMT) 
POSITION OF SHIP 
TIME 
(GMT) 
T ota 1 
Cloud 
Amt. 
(Coded) 
WIND 
Visi¬ 
bil¬ 
ity 
(90-99) 
WEATHER 
PRESSURE 
AIR 
TEMP. 
(°C) 
CLOUDS 
Course of Ship (0-9) 
Speed of Ship (0-9) 
3-HOUR 
PRESSURE 
TENDENCY 
, 
SIGNIFICANT CLOUD 
Oc¬ 
tant 
(0-3) 
(5-8) 
L otitude 
(Degrees 
and 
tenths) 
Longitude 
(Degrees 
and 
tenths) 
Direction 
(True) 
(00-36) 
Speed 
(True) 
(Knots) 
P re s en t 
(00-99) 
Past 
(0-9) 
Barometer 
Corrected 
(Mb) 
Amount of 
Low Cloud 
Type of C L 
(0-9) 
He ight of 
Low Cloud 
Type of C M 
(0-9) 
Type of C H 
(0-9) 
Characteristic 
l (0-8)_ 
Amount of 
Change 
(Mb and tenths) 
Indicator 
_ 
Amount 
(E ights) 
4) 
CL 
>• 
1— 
He i ght 
1 
2 
3 
4 
5 
6 
7 
8 
9 
10 
11 
12 
13 
14 
15 
16 
17 
18 
19 
20 
21 
22 
23 
24 
25 
26 
27 
Y 
Q 
L L L 
a a a 
L L L 
o o o 
GG 
N 
dd 
ff 
VV 
ww 
W 
PPP 
TT 
N h 
c L 
h 
C M 
c H 
D 
S 
V 
S 
| 
a 
PP 
8 
N 
S 
C 
h h 
S S 
SHIP 
X 
/ 
3fo 
S&4 
00 
7 
sl$ 
0 
zs 
f 
//< 
/S 
t, 
1 
¥ 
9 
/ 
/ 
S 
¥ 
£ 
/o 
8 
S 
7 
z5l 
SHIP 
X 
/ 
06 
0 
33 
Z3 
</¥ 
02, 
o 
/3T . 
'S 
O 
o t 
/ 
0 
o 
6 
¥ 
¥ 
oo 
8 
o 
/ 
Wr 
SHIP 
3 
/ 
3S2 
12 
0 
27 
rx- 
ff 
02 
0 
/S 
0 
0 
f 
0 
0 
& 
¥ 
¥ 
eo 
8 
m 
o 
ff 
SHIP 
2 
/ 
3&C 
18 
S 
02. 
22/ 
rf 
0/ 
2 
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7 
1 
7 
0 
6 
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¥ 
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77 
VS 
Y A 
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DO NOT TRANSMIT 
Dry Bulb 
(Degrees 
and tenths) 
Wet Bulb 
(Degrees 
and tenths) 
Sea Water 
Temp. 
(Degrees 
and tenths) 
A 1 
A 2 
A 3 
Celsius 
Celsius 
Celsius 
•S&- <2>C> 
0>o 
6x 
Indicator 
AIR- 
SEA 
DIFF. 
(Coded) 
DEW 
POINT 
(°C) 
SEA WAVES 
SWELL WAVES 
ICE ACCRETION 
SEA ICE 
fc 
O 
u 
"O 
c 
Direction 
(Coded) 
Period 
(Coded) 
Height 
(Coded) 
Indicator 
Direction 
(Coded) 
Period 
(Coded) 
Height 
(Coded) 
Indicator 
Source 
Thickness 
Rate 
Indicator 
Kind 
E ffect 
Bearing 
Di stance 
Orientation 
28 
29 
30 
31 
32 
33 
34 
35 
36 
37 
38 
39 
40 
41 
42 
43 
44 
45 
46 
47 
48 
0 
T T 
S S 
T d T d 
1 
d d 
w w 
P 
W 
H 
W 
1 
d d 
W W 
P 
W 
H 
W 
2 
1 
S 
E E 
S S 
R 
S 
ICE 
c 2 
K 
D 
1 
r 
e 
0 
54 
/¥ 
1 
2 
1 
z* 
7 
2 
ICE 
0 
S3 
// 
1 
// 
Z 
/ 
1 
jS 
z 
z 
2 
ICE 
0 
/f 
1 
57 
2 
r 
1 
3/ 
¥ 
S 
2 
ICE 
0 
SY 
1 
2 
1 
3C 
S' 
& 
2 
ICE 
REMARKS 
EXAMINED 
USN, NAVIGATOR 
