Form Approved; Budget Bureau No. 41-R1258.4 
NAME OF VESSEL 
□ «/v 
UJ 
z 
OF CAPTAIN 
WB FORM 615-5 
(8-63) 
U.S. DEPARTMENT OF COMMERCE 
WEATHER BUREAU 
1. 
COUNTRY OF REGISTRY 
CALL SIGN 
V 
o 
Y 
A 
FROM 
SHIP’S WEATHER 
OBSERVATIONS 
2. 
MONTH , 
BAROMETER NO. 
G 
E 
TO 
Check ( f ) 
TEMPERATURES (COLS. 16-18, 28-30, 32-33): 
□ “C □ ”F 
3. 
INSTRUCTIONS 
Begin a new sheet: 
a. For the first observation of a new month. 
b. At the beginning of each voyage. 
z. Upon sailing from one octant to another, 
d. Upon sailing from one ocean to another. 
Fill in the blanks on each page of the form. (Name of 
vessel, barometer number, etc.) 
Enter the coded synoptic (0000, 0600, 1200, 1800 G.C.T.) 
or special weather observations in columns 1 through 44. 
Code the message in accordance with the "International 
Weather Code for Ships.” 
4. At end of each voyage, remove all forms with completed ob¬ 
servations and mail in the postage-free envelopes provided. 
5. Radio transmission— Copy coded data for radio transmission 
from the unshaded numbered groups of columns. Each 
code group consists of five figures with the letter X indicat¬ 
ing missing data. Omit code group 8 and 9 in message if 
no data are available. 
O 
POSITION OF SHIP 
OCT¬ 
ANT 
ro-3. 
5-S; 
LATITUDE 
LONGI¬ 
TUDE 
(Degrees and tenths) 
TIME 
( Nearest 
hour 
00-2i) 
(G.C.T.) 
TOTAL 
CLOUD 
AMT 
( Coded) 
(0-9) 
WIND 
(True) 
(00-36) 
speed 
( I rue- 
knots ) 
EST, 
□ 
MEAS 
□ 
VISI¬ 
BILITY 
( Coded) 
(90-99) 
WEATHER 
PRES¬ 
ENT 
( Coded ) 
(00-99) 
PAST 
( Coded) 
(0-9) 
PRESSURE 
CORREC¬ 
TION 
BAROME¬ 
TER AS 
READ 
(in., mb., 
or mm.) 
DATE 
COMPARED 
BAROMETER 
CORRECTED 
(mb. ) 
ODED 
Sea Leiel 
(mb.) 
AIR 
TEMP. 
( Round¬ 
ed) 
TEMPERA¬ 
TURE 
DRY 
BULB 
WET 
BULB 
( Degrees 
and tenths) 
CLOUDS 
( Coded ) 
Q. 
SPEED OF SHIP 
(0-9) 
3-HOUR 
PRESSURE 
TENDENCY 
TEMPERATURE 
DIFF. 
AIR- 
SEA 
( Coded) 
DEW 
POINT 
(Round¬ 
ed ) 
WAVES (Make 2 entries if 2nd pattern observed) 
CHECK ( / ) IF SENT 
BY RADIO 
INITIALS 
SEA/SWELL 
SWELL 
REAAARKS 
AMOUNT OF 
LOW CLOUD 
TYPE Cl 
(0-9) 
HEIGHT OF 
LOW CLOUD 
TYPE C„ 
(0-9) 
TYPE Ch 
(0-9) 
COURSE OF Sh 
(0-9) 
CHARACTERISTIC 
(0-9) 
-1 
AMOUNT OF 
CHANGE 
(mb. and tenths) 
SEA 
WATER 
( Degrees 
DIFF- 
AIR-SEA 
( —if air 
colder 
than sea) 
and tenths) 
DEW 
POINT 
( Whole 
degrees) 
INDICATOR 
INDICATOR 
o 
c 
,1 DIRECTION 
a, PERIOD 
t— 
X 
O 
kU 
I 
( Coded) 
INDICATOR 
O 
o 
,1 DIRECTION 
CN 
D 
O 
Qd. 
lij 
o. 
( Coded) 
>- 
I 
Q 
UJ 
I 
i Coded J 
( Enter time of wtnd shifts, 
frontal passages, beginning 
and ending of precipita¬ 
tion, coded ice data, waves 
over 301/2 ft., etc.) 
19 
20 
21 
22 
23 
24 
25 
26 
27 
28 
29 
30 
31 
32 
33 
34 
35 
36 
37 
38 
39 
40 
41 
42 
43 
44 
Nh 
Cl 
h 
Cm 
Ch 
Ds 
Vs 
a 
PP 
— 
— 
— 
0 
TsTs 
TdTd 
1 
dwdw 
Pw 
Hw 
1 
dwdw 
Pw 
Hw 
— 
— 
■ 
0 
1 
iX 
.7 
1 
X-Sb 
0 
1 
n. 
1 
Iff 
0 
1 
iJ 
1 
f* 
0 
1 
1 
•-> 
r 
u 
/ 
1 
0 
1 
A 
2 
1 
- 
n s/ 
iK* • is* / 
0 
y"" 
1 
\ 
......x.....,, 
- 
- ^ 
/ 
^ / 
- ^ 
i 
— 
7 / 
/ 
b 
y-' 
\ ^ 
1 
77 
/ 
-yg. - 
{ 
.>•,„ 
\ 
1 
1 
' / 
.. - - 
1 0 
/ 
1 
T 
j 
t 
\ 
1 
1 1 
- 
\ 
!/ 
/| 
/ 
/ 
/ 
/ 
) 
/ 
/ 
1 
/J 
\ 
\ 
\ 
1 
( 
- i 
/ 
- 1- 
4 - 
V 
/ 
/ 
X 
/ 
/ 
- L 
/ 
4 
/ 
s' 
/ 
! 
1 
1 
1 
s. 
..y 
1 
1 J 
1 
/ 
/ 
- 4 
/ 
1 
1 
/ 
‘i -y 
0 
i 
/ 
/ 
' 1 
/J 
\ 
\ 
y 
/ 
-I 
/ 
/ 
y 
1 
1 
1 
J 
b\ 
7 
1 
// 
\ 
\' 
1 
ygy - 
...7 
i 
A 
/ 
y 
, 
0 
1 
/ / 
/ / 
2 
1 
■ 
0 
1 
1 
ITS 
0 
1 
“A 
1 
1 
< 
>V7 
0 
1 
‘C3 
< 
1 
0 
1 
03 
2 
1 
. 
0 
1 
Ifd: 
S A 
1 
35^ 
0 
1 
r f 
7 
1 
0 
1 
1 
• 
19 
20 
21 
22 
23 
24 
25 
26 
27 
28 
29 
30 
31 
32 
33 
34 
35 
36 
37 
38 
39 
40 
41 
42 
43 
44 
Nh 
Cl 
h 
Cm 
Ch 
Ds 
Vs 
a 
PP 
0 
TsT. 
TdTd 
1 
dwdw 
Pw 
H 
W 
1 
dwdw 
Pw 
Hw 
— 
— 
— 
1C 
}C 
n. 
r? 
Q 
LaLaU 
4 
•I 
Q 
s f 
10 
1 1 
1 2 
13 
14 
15 
16 
17 
LnLnLo 
GG 
N 
dd 
ff 
W 
W 
PPP 
TT 
00 
0 
06 
12 
01 
n 
18 
O 
00 
J 
ri 
// 
0 
n 
06 
12 
18 
06 
12 
U 
'("I"" 
00 
7 
y 
2SX 
06 
12 
7 
Jl 
18 
9 
7 
0! 
4 
Z 
1. 
11 
12 
13 
GG 
N 
dd 
W 
14 
OSS’ 
/ 
15 
PPP 
C5"' 
■>i£—.. 
'6 
?S7 
16 
TT 
18 
17 
18 
