High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 272159
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC TUE SEP 27 2016

CCODE/1:31:04:01:00/AOW/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE
HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY
BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE
NATIONAL WEATHER SERVICE. EMAIL US AT
VOSOPS@NOAA.GOV(LOWERCASE).

SECURITE

NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W

SYNOPSIS VALID 1800 UTC SEP 27
24 HOUR FORECAST VALID 1800 UTC SEP 28
48 HOUR FORECAST VALID 1800 UTC SEP 29

.WARNINGS.

...GALE WARNING...
.LOW 52N43W 1002 MB MOVING NE 15 KT. WITHIN 180 NM S SEMICIRCLE
WINDS TO 25 KT. SEAS 8 TO 12 FT.
.12 HOUR FORECAST LOW 53N38W 1003 MB. FROM 45N TO 51N BETWEEN
35W AND 46W WINDS 25 TO 35 KT. SEAS 9 TO 14 FT.
.24 HOUR FORECAST LOW DISSIPATED E OF WATERS. WITHIN 360 NM S OF
A LINE FROM 52N35W TO 57N42W WINDS 20 TO 30 KT. SEAS 9 TO 14 FT.
.48 HOUR FORECAST LOW AND CONDITIONS E OF AREA.

...GALE WARNING...
.LOW 33N76W 1011 MB MOVING NE 20 KT. WINDS LESS THAN 25 KT. SEAS
LESS THAN 8 FT.
.24 HOUR FORECAST LOW 40N66W 1012 MB. WITHIN 180 NM E QUADRANT
WINDS 25 TO 35 KT. SEAS TO 10 FT. WITHIN 300 NM SE QUADRANT
WINDS 20 TO 30 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 43N57W 1017 MB WITHIN FRONT FROM LOW TO
40N64W TO 38N75W. WITHIN 120 NM SE SEMICIRCLE WINDS 25 TO 35 KT.
SEAS 8 TO 14 FT. ALSO OVER FORECAST WATERS WITHIN 240 NM NW
QUADRANT AND 240 NM N OF FRONT WINDS 20 TO 30 KT. SEAS TO 11 FT.

...GALE WARNING...
.LOW 61N43W 1004 MB STATIONARY. WITHIN 480 NM SW AND W QUADRANTS
WINDS 20 TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW 61N42W 1004 MB. OVER FORECAST WATERS
WITHIN 540 NM SW QUADRANT WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.36 HOUR FORECAST LOW 60N41W 1001 MB. WITHIN 300 NM SW AND W
QUADRANTS WINDS 25 TO 35 KT. SEAS 10 TO 15 FT. ELSEHWERE WITHIN
660 NM S... AND 480 NM W QUADRANTS WINDS TO 25 KT. SEAS 8 TO 11
FT.
.48 HOUR FORECAST LOW 59N35W 1002 MB. OVER FORECAST WATERS
WITHIN 600 NM S AND 480 NM W QUADRANTS WINDS 20 TO 30 KT. SEAS
10 TO 15 FT. ELSEWHERE WITHIN 300 NM NW QUADRANT WINDS TO 25 KT.
SEAS 8 TO 10 FT.

.SYNOPSIS AND FORECAST.

.LOW 47N55W 1009 MB MOVING E 15 KT. WITHIN 240 NM S SEMICIRCLE
WINDS TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DIMINISHED.

.LOW 43N67W 1011 MB MOVING E 15 KT. WITHIN 240 NM S QUADRANT
WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 44N60W 1015 MB. WITHIN 180 NM N SEMICIRCLE
WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW ABSORBED BY LOW 43N57W WITH CONDITIONS
DESCRIBED ABOVE.

.HIGH 36N57W 1025 MB MOVING E 25 KT WILL TURN NE.
.24 HOUR FORECAST HIGH 40N43W 1033 MB.
.48 HOUR FORECAST HIGH MERGED WITH HIGH 43N40W DESCRIBED BELOW.

.24 HOUR FORECAST NEW HIGH 46N47W 1032 MB.
.48 HOUR FORECAST HIGH 43N40W 1036 MB.

.48 HOUR FORECAST NEW HIGH 49N46W 1036 MB.

.FORECASTER SIENKIEWICZ. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF MEXICO

SYNOPSIS VALID 1800 UTC TUE SEP 27.
24 HOUR FORECAST VALID 1800 UTC WED SEP 28.
48 HOUR FORECAST VALID 1800 UTC THU SEP 29.

.WARNINGS.

...ATLC AND CARIBBEAN GALE WARNING...
.LOW PRES NEAR 13N54.5W 1008 MB. FROM 12N TO 18N BETWEEN 50W AND
56W WINDS 20 TO 30 KT. SEAS 8 TO 14 FT. ELSEWHERE FROM 11N TO
19N BETWEEN 44W AND 56W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN
MIXED SWELL.
.12 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
13.5N58W 1007 MB. WITHIN 240 NM N QUADRANT WINDS 25 TO 35 KT.
SEAS 10 TO 14 FT. ELSEWHERE FROM 12N TO 21N BETWEEN 47W AND 62W
WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN MIXED SWELL.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
13.5N61.5W 1006 MB. WITHIN 240 NM N QUADRANT WINDS 30 TO 40 KT.
SEAS 12 TO 16 FT. ELSEWHERE FROM 12N TO 21N BETWEEN 50W AND 65W
WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
14N68W 1005 MB. WITHIN 240 NM NE SEMICIRCLE WINDS 30 TO 45 KT.
SEAS 12 TO 20 FT. ELSEWHERE FROM 12.5N TO 21N BETWEEN 63W AND
71W WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA FROM
13N TO 24N BETWEEN 56W AND 70W WINDS 20 KT OR LESS. SEAS 8 TO 10
FT IN MIXED SWELL.

.SYNOPSIS AND FORECAST.

.ATLC 27 HOUR FORECAST S OF 22N BETWEEN 70W AND 74W NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.45 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN FROM 12N TO 13.5N BETWEEN 71W AND 74W NE TO E WINDS
20 TO 25 KT. SEAS LESS THAN 8 FT.
.06 HOUR FORECAST FROM 11N TO 13.5N BETWEEN 69W AND 75W...
INCLUDING WITHIN 90 NM OF COAST OF COLOMBIA AND GULF OF
VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 12N TO 13.5N BETWEEN 71W AND 74W NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST FROM 11N TO 13.5N BETWEEN 69W AND
75W...INCLUDING WITHIN 90 NM OF COAST OF COLOMBIA AND GULF
OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST FROM 10.5N TO 14N BETWEEN 73W AND 77W...
INCLUDING WITHIN 90 NM OF COAST OF COLOMBIA...NE TO E WINDS 20
TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.GULF OF MEXICO COLD FRONT FROM 30N91W TO 26N96.5W TO 22N98W. S
OF 26N W OF FRONT NW TO N WINDS 20 TO 30 KT. SEAS TO 8 FT. S OF
21N W OF 95W NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST STATIONARY FRONT FROM 30N94W TO 26N96W TO
21N97W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.



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