OPNAV FORM 3144-1 (9-64) 
0107-71^-^100 
DEPARTMENT OF THE NAVY 
m 
WEATHER OBSERVATION SHEE 
“ y • • 
DATE (GMT) ■ ^J My 'T ■- 
19 
TO 
TABLE I 
TIME 
(GMT) 
WINDS 
' V IF ESTIMATED 
VISI- 
BIL- 
ITY 
(Miles) 
WEATHER 
(Symbols) 
BAROMETER 
(Inches) 
TEMPERATURE 
(Degrees and tenths) 
CLOUDS 
SEA 
WATER 
TEMP. 
(Degrees 
and 
tenths) 
SEA WAVES 
SWELL WAVES 
Direction 
(True) 
Force 
(K not s) 
Dry 
Bulb 
Wet 
Bulb 
A mount 
(T enths) 
He i ght 
Type 
Direction 
(True) 
Per iod 
(Seconds) 
Hei ght 
(Feet) 
Direction 
(True) 
Period 
(Seconds) 
Height 
(Feet) 
00 
.■ ■» 
7a 
JE^ 
'^D. OO 
M.y 
531-2. 
T' 
ii//l 
SMi 
dS/' 
(/ 
01 
cf3o 
s 
jCf 
S « ^¥3 
s 
¥Sol> 
ce 
6J-C 
ur 
iT _ 
•¥ 
02 
OQO 
iO^ 
^cr 
3o^/A 
MM 
S'!-9 
¥ 
Uooo 
r.B 
tj yy 
M 
03 
XXlO 
-in 
sm 
30-13. 
Li'O 
SUM 
iJ 0 
'T' '2 2-" 
o y r 
y 
w' 
J 
04 
\V 
} 0 
r 
50,/fc 
M 0 
sM 
3 
Um) 
cn 
Mo 
J J0 
-IMC- 
<? 
05 
<» 
Ml 
scr 
' ■’" } 1 .. 
■ ’ L..'' 
AJ J 
jJ 
! 
ym 
c,r 
5' 2 -O 
IZL 
JLM 
06 
11 
/o 
M . > 7 
'-7 
/ L 
‘ -If’ 
A \A_y 
M' 
Owo 
3 A 
Ml 
X>i (> 
c 
07 
10 
/(j 
0C' 
30. VO 
.^ ,0 • 
'j ** 
O\.0 
Lin nil 
C/J 
lA H 
if > -Lr 
(r? 
1 
08J^ 
■ ^ 
to 
iff 
SC! 
LO- 1 h 
53', /■> 
00.0 
/ 
H 
AlAd 
c X/ 
(hii 0 
■ V c 
t ■»-r 
> 
y 
09 
'A t 
Ji-' / 
iD 
SCI 
'3r?,|g 
{) 
ISO.O 
3 
7od6 
CJ/ 
i^J.O 
•''' ■•? 
*' .7 \ 
- 
10 
llU 
ML 
5(71 
I’i 
j ij 
5 0- 0 
J 
UJJOO 
C /■f 
Jpl.a 
^ ' M 
J 7 
/ 
t 
0 
yCx 
11 
3 57 
/D 
JO 
M T / 
• • r "* 
^ y d 
Ml 
*M f) /5 } 
*. * 'U> \ Jf 
/iS 
r*'-> 
.. 1 
M ' M 
z 
1 12 
^ ' 7/ y 
LL 
s 
( :O0 '^0 
' 7.M- ^ ^ 
, "■. V '■ 
-s /•■' 
^'7/ *r 
0.'^ / 
«i, 
X 
n 7f 
Jyt) 
s 
J 
13 
j 
Fw V^'; 
^ 
/ 7) 
ML 
7 . \ '5 \ 
C 7 / . 
jixMo 
Jo 
L 
/MO 
s/ 
/ 
'. >tVr 
> 
.z 
/ 
•k 
14 
AC' 
/ / 
* / 
/ 
/( 
• .<» 
■ - 
Lr»' 
. •#• » -w^ / 
r ) / - > 
.. / 0 rJ \y 
'■/ 7' 
4^5 
Cj 
_ 
■'■ . -K "i 
/-" J . 7 
( ^ 
r •' .7 ' 
**r,' 
J 
15 
A/J 
f 
7 
oM 
tA r/- ^ 
? . i ' *■ f 
. 6'' 
, 
56>,0 
/ * 
■X ■' 
. 
' ^^ , 
>; y 
7 /, 
y/A 
-1 
X 
16 
00" 
ry 
JO 
' 
5^'ov 
SO'C 
) ^ 
Jo-Q 
SL. 
17 
0^0 
/O 
TT 
io 
^ r 
.>c)' A / , 
'/X 
JO X- 
y *^ . m- 
>0'7 i 
? 
fad 
sr 
S3’0 
'3<7 
J i -r 
-Hr-- 
di- 
18 
o/r 
f 
10 
jT^ J 
t 
J? -0 
i ^' y 
ST 
'\ yj 
¥ 
19 
.rr^ 
6 
Jo 
/5rv 
f ' 
M- 
M-o 
7 
J/ 
UMOO 
< -r' 
/ i 
(? ^ i J 
.K-^ f 
^ - \ 'j 
• J? ( 
i 
M 
/ 
20 
\0 
Jo 
.X i :L ; 
jjt j 
^ -% ■■ ' H 
•i-- ' 1 
■-- 5 
X 
_ ^ _ 
- MMn 
■ kJ \ ■ ! I 
■ “’-M 
JA 0 
"s ,/ “■ ' 
rw^r 
■’ L 
/ 
21 
Li 
) A' 
Jo 
75//i 
• - '''. 1 
60^1 
oil 
y 
t - 
/ / 
< ;. 
UMi 
sc 
fM.() 
M// ’ 
22 ' 
x'^-ls 
\ u 
/' 
AO ■ 
r> A/’ 
/</0 ^ 
0:\% 
/ _ 
( ■ " ■’ 
V 
tl(/r> 
f • *-.• *. 
C C’ 
L> w- 
/ "7 / \ 
(M J . 
, ,»W 
23 , 
3^/5 
iiy 
/c9 \Bor 
3o .aL 
0 / 
*-■N''7^ , 
W* f* A wr 
S2.J 
7i7jz> 
3e 
67 0 
O ‘3 u 
Z"“' 
o 
TABLE II 
SYNOPTIC OBSERVATIONS 
FIRST GROUP 
OF 
MESSAGE 
Day 
of 
Week 
(1-7) 
(GMl) 
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 a t i t ude 
(Degrees 
and 
tenths) 
L ong it ude 
(Degrees 
and 
te nth s) 
Direction 
(True) 
(00-36) 
speed 
(True) 
(Knots) 
Present 
(00-99) 
Past 
(0-9) 
B arometer 
Corrected 
(Mb) 
Amount of 
Low Cloud 
Type of C|_ 
(0-9) 
Height of 
Low Cloud 
Type of C^ 
(0-9) 
X 
U 
o ^ 
Q. O 
is 
Characteristic 
M-M 
Amount of 
Change 
(Mb and tenths) 
Indicator 
Amount 
(Eights) 
a. 
>- 
1 — 
Hei 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 1 
Y 
Q 
L L L 
a a a 
L L L 
o o o 
GG 
N 
dd 
ff 
VV 
ww 
W 
PPP 
TT 
Cl 
h 
Cm 
Ch 
D 
S 
V 
S 
L 
a 
PP 
8 
N 
S 
C 
h h 
S S 
SHIP 
S 
/ 
JSO 
00 
/ 
-Jj 
“*4 .V, 
jS T'M 
/ yJ 
/ Lf 
(.. 
V. 
i 
z 
¥- 
1 
itP» 
/ 
' C/cz 
8 
4 
L-- 
i 
6 0 
SHIP 
t 
/ 
A 
i 
j 06 
1 " 
i i 
c 
J 
0 
O 
1. 
.- 
OS 
. 8 
jL 
'— 4 ,' ’ 
SHIP 
S 
/ 
- y '/ 
J. )7> 
12 
/., 
* / ' 
-■ 
Xsi 
JC 
If. 
/A y 
0-- 
9 '■ Z- 
i rd a/ 
A 
fSj 
/. 
M 
JX- 
jo 
jU 
4. 
* 
■ 
8 
J 
/O 
SHIP 
r««a» 
ju* 
i 
f A 
■ K/ 
18 
h 
i j -n:. 
kJ 
-— 
il'H 
w j 
*? 
- f 
V •’ ■* 
sH 
1 v4 
1 
0 
b 
3 
M 
i 
o 
•M 
H 
■ 
50 
8 
b 
7 
U 0 
_ 
_ 
-f — 
_ 
J 
AIR- 
SEA 
DIFF. 
(Coded) 
SEA WAVES 
SWELL WAVES 
ICE ACCRETION 
SEA ICE 
DO NOT TRANSMIl 
Indicator 
DEW 
POINT 
(°C) 
Indicator 
Direction 
(Coded) 
Period 
(Coded) 
Height 
(Coded) 
Indicator 
Direction 
(Coded) 
Period 
(Coded) 
Height 
(Coded) 
Indicator 
Source 
Thickness 
Rate 
Indicator 
“O 
c 
E ffect 
Bearing 
Di stance 
Orientation 
Dry Bulb 
(Degrees 
and tenths) 
Wet Bulb 
(Degrees 
and tenths) 
Sea Water 
Temp. 
(Degree s 
and tenths) 
28 
29 
30 
31 
32 
33 
34 
35 
36 
37 
38 
39 
40 
41 
42 
43 
44 
45 
46 
47 
48 
^2 
^3 
0 
T T 
s s 
Td Td 
1 
d d 
w w 
P 
W 
H 
W 
1 
d d 
W W 
P 
W 
H 
w 
2 
1 
S 
E E 
S 5 
R 
S 
ICE 
C2 
K 
D. 
1 
r 
e 
Celsius 
Cels ius 
Cels ius 
0 
1 / 
1 
1 
,;fX> 
^ 
i 
91^ 
2 
ICE 
/5 ? . 
V 
/■? Of 
0 
-- 1— 
Si 
0-1 
1 
1 
i 
I 
2 
ICE 
' '1 
0 
S7 
— 
ry 
1 
1 
") < 
-6 
/ 
2 
ICE 
■ /O J_,_ 
/< 2. Z- 
/ /' L 
0 
i 
C'c 
1 
1 
% 
\ 
2 
. t» 
ICE 
% 
- 
9*^ 
’ ' 7 
(1751 
r3.‘:7L. 
r-ttSrN, NAVIGATOR 
REMARKS 
EXAMINED 
