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OPNAV FORM 3140-1 (1-68)
Previous editions obsolete
S/N:027-716-4101
DEPARTMENT OF THE NAVY
SHIP WEATHER OBSERVATION SHEET
CONFIDENTIAL
USS U.S.S. MARYSVILLE (ETOER 857)
DATE (GMT) FRIDAY 5 19 68
AT/PASSAGE FROM TO
SECTION I
TIME
(GMT)
WINDS IF ESTIMATED VISIBILITY WEATHER BAROMETER TEMPERATURE CLOUDS SEA WATER TEMP. SEA WAVES SWELL WAVES
(Degrees and tenths) (Degrees and tenths)
(Tru e)
DIRECTION FORCE AMOUNT HEIGHT TYPE PERIOD HEIGHT DIRECTION PERIOD HEIGHT
(True) (Knots) (Miles) (Symbols) (Inches) (Tenths) (Feet) (Seconds) (Feet)
00 070 12 10 CLR 30.28 56 51 - - - 60 2 2 340 3 3
01 070 12 10 BRK 30.29 54 51 8 5000 Sc 60 2 2 340 3 3
02 070 12 8 BKN 30.30 55 50 8 4000 SC 60 2 2 340 3 4
03 070 10 8 BKN 30.30 55 50 8 4000 SC 60 2 2 330 3 4
04 070 10 8 BKN 30.30 54 50 8 4000 SC 60 2 2 38 3 4
05 070 12 8 BM O 30.30 54 49 7 3000 SC 60 2 2 360 3 4
06 070 12 8 BKN 30.31 54 49 6 3000 SC 60 2 2 350 3 4
07 070 12 7 OVC 30.31 54 49 10 3000 SC 60 2 2 350 3 4
08 070 12 7 OVC 30.32 54 51 10 3000 SC 58 2 2 350 4
09
10 070 12 7 OVC 30.32 54 50 10 3000 SC 58 2 2 350 4
11 070 12 7 OVC 30.33 61 55 10 3000 SC 58 2 2 3 4
12 070 12 7 OVC 30.33 60 55 10 4000 SC 58 2 2 350 3 4
13 010 11 7 OVC 30.31 62 55 10 1000 SC 58 2 2 340 3 4
14 020 12 7 OWC 30.34 63 54 10 1000 SC 60 2 2 350 3 4
15 020 12 8 O1C 30.33 65 54 10 1000 SC 60 3 3 350 3 4
16 020 12 10 OVC 30.33 61 50 10 3000 SC 63 2 2 330 3 4
17 080 16 10 OWC 30.34 59 49 10 3000 SC 63 2 3 360 3 5
18 080 16 10 OVC 30.35 60 50 10 3000 SC 63 2 2 050 3 5
19 020 14 10 OWC 30.35 60 50 10 3000 SE 63 2 3 050 3 5
20 028 14 10 OVC 30.31 60 55 10 3000 SC 61 2 3 050 3 5
21 028 14 10 OVC 30.29 58 54 10 3000 SC 61 2 3 050 3 5
22 028 14 10 OVC 30.27 57 54 10 3000 SC 61 2 3 050 3 5
23 020 14 10 OX 30.26 57 54 10 3000 Sc 61 2 3 050 3 5
SECTION II
SYNOPSIS OBSERVATIONS
FIRST GROUP OF POSITION OF SHIP
MESSAGE INDICATOR LATITUDE LONGITUDE DAY OF MONTH TIME GMT WIND WEATHER PRESSURE CLOUDS
INDICATOR (Degrees (Degrees TOTAL WIND INDICATOR VISIBILITY WEATHER PRESSURE AIR TEMP.
and tenths) and tenths) QUARTER OF AMT. DIRECTION SPEED (00-99) BAROMETER CORRECTED
(00-56) (True) (Knots) (00-99) (mb)
1 INDICATOR 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
SHIP 99 La Ls Ls Qe Eo Lo Lo YY GG N dd ff VV ww W ppp TT NH CL h CM CM Dg Vs a pp Tg Ts Td TD
SHIP 99 350 1 2238 05 06 3 07 12 98 00 0 025 13 0 0 9 00 73 7 10 0 13 13
SHIP 99 349 1 1245 5 06 3 05 07 12 98 02 0 026 12 0 0 9 00 63 2 03 0 13 10
SHIP 99 349 1 1241 05 12 3 9 07 12 98 00 0 027 15 9 4 6 00 63 4 00 0 02 11
SHIP 99 341 1 1269 5 18 03 8 08 16 98 02 2 028 16 0 4 6 00 4 3 2 07 0 12 08
INDICATOR SEA WATER TEMPERATURE ICE ACCRETION SEA WAVES SWELL WAVES SEA ICE DO NOT TRANSMIT
(Degrees and tenths) TENTHS VALUE AIR TEMP. THICKNESS RATE INDICATOR PERIOD HEIGHT DIRECTION PERIOD HEIGHT INDICATOR KIND EFFECT BEARING DISTANCE ORIENTATION
(Tw) (Tw Tw) Tr Is Es Es Rs Pw Hw Pw Hw Hw C2 K Di r e
1 TW TW TW Tr 2 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47
1 16 13 2 3 05 01 07 5 01 ICE
1 16 12 2 3 05 01 35 5 01 ICE
1 16 13 2 3 05 01 07 5 01 ICE
1 17 12 2 3 05 02 05 5 02 ICE
DRY BULB WET BULB SEA WATER TEMPERATURE
(Degrees and tenths) (Degrees and tenths)
A1 A2 A3
Celsius Celsius Celsius
13.3 10.6 15.6
12.2 09.4 15.6
15.6 12.8 14.4
15.6 10.0 17.2
REMARKS EXAMINED USN, NAVIGATOR