Form Approved; Budget Bureau No. 41-R1258.4 
NAME OF VESSEL 
NAME OF CAPTAIN 
WB FORM 615-5 U.S. DEPARTMENT OF COMMERCE 
(8-63) WEATHER BUREAU 
SHIP’S WEATHER OBSERVATIONS 
COUNTRY OF REGISTRY 
CALL SIGN 
V 
O 
Y 
A 
G 
E 
FROM 
MONTH A i / 
,9^7 
BAROMETER NO. 
TO 
Check ( / J 
TEMPERATURES (COLS. 16-18,28-30,32-33): EH EH 
INSTRUCTIONS 
1. 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. 
2 . Fill in the blanks on each page of the form. (Name of 
vessel, barometer number, etc.) 
3. 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. 
oj 
si 
t6.< 
DAY OF 
WEEK 
POSITION OF SHIP 
TIME 
{ Nearest 
hour 
00-2i) 
(G.C.T.) 
TOTAL 
CLOUD 
AMT. 
( Coded) 
(0-9) 
WIND 
VISI- 
BILITY 
( Coded) 
(90-99) 
WEATHER 
PRESSURE 
AIR 
TEMP. 
( Round¬ 
ed ) 
TEMPERA¬ 
TURE 
CLOUDS 
( Coded) 
COURSE OF SHIP 
(0-9) 
SPEED OF SHIP 
70 - 9 ; 
3-HOUR 
PRESSURE 
TENDENCY 
TEMPERATURE 
INDICATOR 
DIFF. 
AIR- 
SEA 
( Coded) 
DEW 
POINT 
7 Round¬ 
ed ) 
WAVES (Make 2 entries if 2nd pattern observed) 
REMARKS 
(Enter time of wind shifts, 
frontal passages, beginning 
and ending of precipita¬ 
tion, coded ice data, waves 
over 30 ^ ft., etc.) 
i CHECK ( /) IF SENT 
BY RADIO 
INITIALS 
CORREC¬ 
TION 
DATE 
COMPARED 
SEA/SWELL 
SWELL 
OCT¬ 
ANT 
('0-3. 
5-8) 
LATITUDE 
( Degrees 
LONGI¬ 
TUDE 
nd tenths) 
DI¬ 
REC¬ 
TION 
(True) 
(00-36) 
SPEED 
( 7 rue- 
knots ) 
EST. 
□ 
MEAS 
□ 
PRES¬ 
ENT 
( Coded) 
(00-99) 
PAST 
( Coded) 
(0-9) 
DRY 
BULB 
(De 
and 
WET 
BULB 
grees 
enlhs) 
AMOUNT OF 
LOW CLOUD 
TYPE Cl 
70 - 9 ; 
HEIGHT OF 
LOW CLOUD 
TYPE Cm 
70 - 9 ; 
TYPE Ch 
(0-9) 
CHARACTERISTIC 
(0-9) 
AMOUNT OF 
CHANGE 
(mb. and tenths) 
SEA 
WATER 
7 Degrees 
DIFE- 
AIR-SEA 
7 -// a/r 
colder 
than sea) 
and tenths) 
DEW 
POINT 
( Whole 
decrees) 
INDICATOR 
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e 
D 
0 
QC 
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a. 
( Coded) 
1— 
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LU 
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7 Coded) 
BAROME¬ 
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READ 
( in., mb,, 
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BAROM 
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(mb.) 
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Sea Lerel 
(nih.) 
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10 
1 1 
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13 
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