High Seas Forecast
Issued by NWS

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745
FZNT02 KNHC 151601
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC FRI DEC 15 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SECURITE

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

SYNOPSIS VALID 1200 UTC FRI DEC 15.
24 HOUR FORECAST VALID 1200 UTC SAT DEC 16.
48 HOUR FORECAST VALID 1200 UTC SUN DEC 17.

.WARNINGS.

...GULF OF MEXICO GALE WARNING...
.06 HOUR COLD FRONT FROM 30N84W TO 27N92W TO 24N97W. S OF 29.5N
W OF FRONT N TO NE WINDS 20 TO 30 KT...EXCEPT NW TO N WINDS S OF
25N. SEAS 8 TO 10 FT.
.06 HOUR FORECAST COLD FRONT FROM 28N83W TO 26N93W TO 24N95W TO
18.5N95.5W. FROM 22N TO 24N W OF FRONT NW TO N WINDS 30 TO 35
KT. SEAS 10 TO 14 FT. ELSEWHERE W OF FRONT S OF 28N N TO NE 20
TO 30 KT. SEAS 8 TO 12 FT.
.18 HOUR FORECAST STATIONARY FRONT FROM 27N83W TO 26N89W TO
24N95W TO 18.5N95W. S OF 21N W OF FRONT NW TO N WINDS 25 TO 35
KT. SEAS 10 TO 13 FT. ELSEWHERE S OF 24N W OF FRONT NW TO N
WINDS 20 TO 25 KT. SEAS 9 TO 11 FT.
.24 HOUR FORECAST STATIONARY FRONT FROM 27N83W TO 26N92W TO
24N96W TO 19N95W. S OF 24N W OF FRONT NW TO N WINDS 20 TO 25 KT.
SEAS 8 TO 10 FT.
.42 HOUR FORECAST FRONT DISSIPATED. LOW PRES NEAR 30N95W 1015 MB
WITH TROUGH TO 24N95W TO 26N96W.  N OF 27N BETWEEN 93W AND 95W
SE TO S WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WEAKENING LOW JUST INLAND NEAR 30N93W 1016 MB
WITH TROUGH TO 26N97W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

...CARIBBEAN GALE WARNING...
.FROM 11N TO 15N BETWEEN 71W AND 79W...INCLUDING GULF OF
VENEZUELA...NE TO E WINDS 20 TO 25 KT...EXCEPT 25 TO 30 KT FROM
11N TO 13N BETWEEN 74W AND 76W. SEAS 8 TO 11 FT...HIGHEST NEAR
12N75W.
.12 HOUR FORECAST FROM 11N TO 13N BETWEEN 74W AND 76W NE TO E
WINDS 25 TO 35 KT. SEAS 10 TO 12 FT. ELSEWHERE FROM 10N TO 17N
BETWEEN 70W AND 81W...INCLUDING GULF OF VENEZUELA...NE TO E
WINDS 20 TO 25 KT. SEAS 8 TO 11 FT.
.18 HOUR FORECAST FROM 11N TO 13N BETWEEN 74W AND 76W NE TO E
WINDS 30 TO 35 KT. SEAS 10 TO 14 FT. ELSEWHERE FROM 10N TO 16N
BETWEEN 71W AND 79W...INCLUDING GULF OF VENEZUELA...NE TO E
WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. FROM 10N TO 16N BETWEEN 79W
AND 82W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN E SWELL.
.24 HOUR FORECAST 11N TO 13N BETWEEN 74W AND 76W NE TO E WINDS
25 TO 30 KT. SEAS 10 TO 12 FT. ELSEWHERE FROM 10.5N TO 17N
BETWEEN 71W AND 81.5W...INCLUDING GULF OF VENEZUELA...NE TO E
WINDS 20 TO 25 KT. SEAS 8 TO 11 FT.
.36 HOUR FORECAST FROM 11N TO 12.5N BETWEEN 74W AND 76W NE TO E
WINDS 30 TO 35 KT. SEAS 10 TO 12 FT. ELSEWHERE FROM 10N TO 17N
BETWEEN 70W AND 81W...INCLUDING GULF OF VENEZUELA...NE TO E
WINDS 20 TO 25 KT EXCEPT 25 TO 30 KT S OF 14N BETWEEN 74W AND
77W. SEAS 8 TO 10 FT. FROM 13N TO 18.5N BETWEEN 67W AND 70W...
INCLUDING CARIBBEAN PASSAGES...NE TO E WINDS 20 TO 25 KT. SEAS
TO 8 FT.
.48 HOUR FORECAST FROM 11N TO 12.5N BETWEEN 74W AND 76W NE TO E
WINDS 25 TO 30 KT. SEAS 10 TO 14 FT. ELSEWHERE FROM 10N TO 17N
BETWEEN 70W AND 8.5W...INCLUDING GULF OF VENEZUELA...NE TO E
WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. FROM 13.5N TO 18N BETWEEN
65W AND 70W...AND N OF 18N E OF 68W...INCLUDING CARIBBEAN
PASSAGES...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.

.SYNOPSIS AND FORECAST.

.ATLC N AND NE OF A LINE FROM 25N45W TO 23N58W TO 26N65W TO
31N68W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL.
.12 HOUR FORECAST COLD FRONT TO APPROACH FROM THE NW. N OF 30N
BETWEEN 72W AND 78W SW TO WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST COLD FRONT FROM 31N70W TO 28N75W. N OF 30N
BETWEEN 62W AND 74W SW TO W WINDS 20 TO 25 KT...EXCEPT W TO
NW WINDS BEHIND FRONT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST NEW COLD FRONT TO MERGE WITH FIRST FRONT FROM
31N55W TO 27N60W. N OF 30N WITHIN 420 NM E OF MERGED FRONT SW
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. N OF 29.5N W OF FRONT TO 64W
NW TO N WINDS 20 TO 25 KT. SEAS 10 TO 13 FT IN NW SWELL.
ELSEWHERE W OF FRONT TO 67W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT
IN NW TO N SWELL.

.ATLC E OF A LINE FROM 31N45W TO 18N50W TO 11N35W WINDS 20 KT OR
LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL.
.12 HOUR FORECAST FROM 16N TO 25N E OF 41W E WINDS 20 TO 25 KT.
SEAS 9 TO 10 FT. ELSEWHERE NE OF A LINE FROM 13N35W TO 22N54W TO
31N63W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW
SWELL.
.24 HOUR FORECAST FROM 16N TO 23N E OF 40W E WINDS 20 TO 25 KT.
SEAS 9 TO 10 FT. ELSEWHERE E OF A LINE FROM 31N57W TO 21N54W TO
12N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW
SWELL.
.48 HOUR FORECAST N OF 11N E OF A LINE FROM 31N46W TO 23N49W TO
17N54W TO 11N49W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED
NE AND NW SWELL.

.ATLC 42 HOUR FORECAST COLD FRONT FROM 31N57W TO 26N65W. N OF
30N WITHIN 330 NM E OF FRONT SW WINDS 20 TO 25 KT. SEAS 8 TO 10
FT. N OF 30N WITHIN 420 NM W OF FRONT NW WINDS 20 TO 25 KT. SEAS
9 TO 12 FT IN NW SWELL. ELSEWHERE N OF 27N W OF FRONT TO 67W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.

.ATLC 42 HOUR FORECAST S OF 24N W OF 76W...INCLUDING STRAITS OF
FLORIDA...E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST S OF 23.5N W OF 73W...INCLUDING STRAITS OF
FLORIDA...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.36 HOUR FORECAST CARIBBEAN N OF 19N BETWEEN 74W AND
76W...INCLUDING THE WINDWARD PASSAGE...NE WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.42 HOUR FORECAST ATLC N OF 18.5N BETWEEN 73.5W AND
78W...INCLUDING WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.48 HOUR FORECAST N OF 18.5N BETWEEN 73.5W AND 84W...INCLUDING
WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8
FT.

.GULF OF MEXICO 42 HOUR FORECAST S OF 24N E OF 85W...INCLUDING
STRAITS OF FLORIDA...E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

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

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.



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