OPNAV FORM 3144 1 <9-64) 
0107-7 14*4 100 
DEPARTMENT OF THE NAVY 
SHIP WEATHER OBSERVATION SHEET 
GApaj \j i L i., r- ^ i-i 3 u k (jfjftG r < oj 
AT •' 1 _ ' i Oh CPi-tin U±A ‘ " 
U 55 
date (gmt) 
to 
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TABLE 
TIME 
(GMT) 
WINDS 
» 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 
(Knot s) 
-- 
Dry 
Bulb 
Wet 
Bulb 
Amount 
(Tenths) 
Hei ght 
Type 
Direction 
(True) 
Period 
(Seconds) 
Hei gM 
(Feet) 
Direction 
(True) 
Period 
1 Seconds 1 
-p 
Height 
(f «•« 1 
00 
-/o 
i/1 ^ 
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TABLE II 
SYNOPTIC OBSERVATIONS 
FIRST GROUP 
OF 
MESSAGE 
Day 
of 
Week 
d-7) 
(GMT) 
POSITION OF SHIP 
TIME 
(GMT) 
T ota 1 
Cloud 
Amt. 
(Coded' 1 
WIND 
Visi¬ 
bil¬ 
ity 
(90-99) 
WEATHER 
PRESSURE 
AIR 
TEMP. 
(°C) 
CLOUDS 
Course of Ship (0-9) 
Speed of Ship (0-9) 
3- 
PRf 
TEN 
HOUR 
ESSURE 
DENCY 
SIGNIFICANT CLOUD 
Oc¬ 
tant 
10-3) 
(5-8) 
Latitude 
(Degree s 
and 
tenths) 
Longitude 
(Degrees 
and 
tenths) 
Direction 
(True) 
(00-36) 
Speed 
(True) 
(Knots) 
Present 
(00-99) 
Past 
(0-9) 
Boro me ter 
Corrected 
(Mb) 
Amount of 
Low Cloud 
_J 
u 
'o 
K. 
Height of 
Low Cloud 
Type of C M 
(0-9) 
T ype of C H 
(0-9) 
Charactet istic 
, CO-8) 
Amount of 
Change 
(Mb and tenths) 
Indicator 
Amount 
(E ights) 
Type 
Height 
_| 
1 
2 
3 
4 
5 
6 
7 
8 
9 
10 
n 
12 
13 
14 
15 
16 
17 
18 
19 
20 
21 
22 
23 
24 
25 
26 
27 
j 
Y 
Q 
L L - L „ 
j * a 
L L L 
o o o 
GG 
N 
dd 
ff 
W 
ww 
w 
PPP 
TT 
*h 
C L 
h 
C M 
c H 
D 
S 
V 
S 
a pp 
8 
N 
S 
C 
h h 
S S 
SHIP 
00 
| 
8 
_———. 
SHIP 
06 
8 
SHIP 
12 
8 
SHIP 
18 
8 
— 
_ 
1 
DO NOT TRANSMIT 
Dry Bulb 
(Degrees 
and tenths) 
Wet Bulb 
(Degrees 
and tenths) 
Seo Water 
Temp. 
(Degrees 
and tenths 
A 1 
A 2 
A 3 
Celsius 
Celsius 
Celsius 
i 
Indicator 
AIR- 
SEA 
DIFF. 
(Coded 
DEW 
POINT 
ro 
SEA WAVES 
SWELL WAVES 
ICE ACCRETION 
SEA ICE 
Indicator 
Direction 
(Coded) 
Period 
(Coded) 
Height 
(Coded) 
Indicator 
Direction 
(Coded) 
Period 
(Coded) 
Height 
(Coded) 
Indicator 
Source 
Thickness 
Rate 
Indicator 
-tJ 
C 
u 
UJ 
U* 
c 
w 
o 
4) 
CQ 
Di stance 
C 
o 
D 
l 
S 
28 
29 
30 
31 
32 
33 
34 
35 
36 
37 
38 
39 
40 
41 
42 
43 
44 
45 
46 
47 
48 
0 
T s T s 
*d Td 
1 
d d 
w w 
P 
W 
H 
w 
1 
d d 
w w 
P 
w 
H 
W 
2 
E s E s 
R s 
ICE 
c 2 
K 
D 
r 
e 
0 
1 
1 
2 
ICE 
0 
1 
1 
2 
ICE 
0 
1 
1 
2 
ICE 
0 
1 
1 
2 
ICE 
— i 
REMARKS 
EXAMINED 
U$N NAVIGATOR 
