OPMAV FORM SIAM (MV. 
W»AN til 
DEPARTMENT OF THE NAVY 
surface weather observations 
(Ship Station) 
U JUS. 
•iAUL • V I\ ,? * 
DAT e 
| f ~ AUO-lO * l y 
L: / 
REL. 
HUMID¬ 
ITY 
(*) 
CLOUDS AND OBSCURING PHENOMENA 
TOTAL 
SEA 
WATER 
(1/10°) 
SEA WAVES 
SWELL WAVES 
TIME 
STATION 
PRESSURE 
DRY 
BULB 
WET 
BULB 
TOTAL 
SKY 
LOWEST LAYER 
SECOND LAYER 
SUMMA- 
Tir^d 
THIRD LAYER 
SUMMA- 
Tiraa 
FOURTH LAYER 
OPAQUE 
SKY 
DIRECTION 
PERIOD 
HEIGHT 
DIRECTION 
PERIOD 
HEIGHT - 
(GUT) 
am.) 
COVER 
AMT. 
TYPE & 
DIR. 
HEIGHT 
AMT. 
TYPE 4 
DIR. 
HEIGHT 
1 IUT4 
TOTAL 
AMT. 
TYPE 4 
DIR. 
HEIGHT 
1 lUri 
TOTAL 
AMT. 
TYPE 4 
DIR. 
HEIGHT 
COVER 
74 
17 
19 
19 
30 
21 
22 
23 
24 
25 
26 
27 
2$ 
29 
30 
31 
32 
33 
34 
35 
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SYNOPTIC OBSERVATIONS 
CA4SS7 
