OPNAV FORM 3144 1 19-64) 
010 7- 7 t 4*4 1 OC 
DEPARTMENT OF THE NAVY 
SHIP WEATHER OBSERVATION SHEET 
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TABLE I 
TIME 
WINDS 
. if estimated 
VtSI- 
BIL- 
ITY 
IMtlesI 
WEATHER 
(Symbol s i‘ 
BAROMETER 
(Inches) 
TEMPERATURE 
(Degrees and tenths 
CLOUDS 
5EA 
WATER 
TEMP. 
(Degrees 
and 
tenths^ 
SEA WAVES 
SWELL WAVES 
(GMT ) 
D faction 
IT rue) 
Force 
(Knott) 
Dry 
Bulb 
We» 
Bulb 
Arnounl 
; T enth*) 
He» af»t 
Type 
Direction 
(True) 
Period 
(Second*1 
He.gh* 
(Feel) 
D-ec-*"or 
(T»u«i 
Per ad 
1 Second *1 
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TABLE ll 
SYNOPTIC OBSERVATIONS 
-r 
FIRST GROUP 
OF 
MESSAGE 
Day 
o< 
Week 
(1-7) 
GMT 
POSITION OF SHIP 
TIME 
'GMT 
T ota 1 
Cloud 
Amt. 
(Code 
WIND 
Visi- 
bil- 
ity 
90-99) 
WEATHER 
PRESSURE 
AIR 
TEMP. 
(°Ci 
CLOUDS 
Course of Ship (0-9) 
Speed of Ship (0-9) 
3-HOUR 
PRESSURE 
TENDENCY 
SIGNIFICANT CLOUD 
Oc¬ 
tant 
10-3) 
(5-Bi 
Latitude 
'Degrees 
and 
tenths) 
Long if ude 
I'Degrees 
a nd 
tenths) 
Direction 
(True) 
(00-36) 
Speed 
(True' 
(Knots) 
P resent 
(00-99) 
P ast 
(0-9) 
Baromeler 
Corrected 
(Mb) 
Amount of 
Low Cloud 
-J 
u 
"o 
c> 
>* • 
»- 2 
Height of 
Low Cloud 
Type oi C M 
(0-9) 
r 
u 
~5 
S. 5: 
^2 
| 
tj 
o 
o oo 
5 2 
Amount of 
Change 
(Mb and tenths) 
5 
o 
U 
-o 
c. 
Amount 
(Eights) 
H«* g ht 
4i 
0 m 
s 
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 
0 
L L L„ 
J O 
X L Q L o 
GG 
N 
1 
dd 
(f 
VV 
ww 
W 
PPP 
TT 
N h 
c L 
h 
C M 
c H 
D 
S 
V 
* 
a pp 
8 
N 
% 
C h $ h i 
SNIP 
00 
8 
SHIP 
06 
B 
_ 
SHIP 
12 
a 
---- 
SHIP 
18 
- 
8 
I 
L j 
Indicator 
AIR. 
SEA 
DIFF, 
(Coded 
DEW 
POINT 
rc) 
SEA WAVES 
SWELL WAVES 
ICE ACCRETION 
SEA ICE 
DO NOT TRANSMIT 
fc 
*s 
KJ 
^5 
JZ 
Direction 
(Coded) 
Period 
(Coded) 
Height 
(Coded) 
Indicator 
Direction 
(Coded) 
Period 
(Coded) 
- TJ 
-C b 
at -a 
1 3 
Indicator 
Source 
ssoutpitjj 
t> 
o 
tXL 
Indicator 
f 
2 
•V 
Jf 
UJ 
I 1 
w 
2 
CO 
Distance 
Orientation 
Dry Bulb 
'Degrees 
and tenth* 
Wet Bulb 
Degree* 
and tenths) 
Seo Woter 
Temp. 
Degree* 
and tenths 
28 
29 
30 
31 
32 
33 
34 
35 
36 
37 
38 
39 
40 
41 
42 
43 
44 
45 
46 
47 
48 
A 1 
A- 
A 
A 3 
0 
T T 
T , T, 
1 
d d 
P 
H 
1 
d d 
P 
H 
2 
1 
m 
m 
R 
ICE 
O 
K 
D 
r 
e 
Celsius 
Celsius 
Celsius 
• 1 
d d 
W MW 
W 
W 
W w 
04 
t 
* * 
s 
4 
» 
0 
1 
1 
2 
ICE 
- 
0 
1 
1 
2 
ICE 
0 
1 
1 
2 
ICE 
_ 
— 
0 
1 
1 
2 
ICE 
- - 
-1 
REMARKS _ EXAMINED_—- USN - NAVIGa'OR 
