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000
FZNT01 KWBC 122209
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC FRI APR 12 2024

CCODE/1:31:04:01:00/AOE/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

FOR INFORMATION ON ATLANTIC ICEBERGS SEE INFORMATION FROM NORTH
ATLANTIC ICE SERVICE AT HTTPS://OCEAN.WEATHER.GOV/ATL_TAB.PHP
(ALL LOWERCASE).

PLEASE SEE A PROPOSAL AND REQUEST FOR COMMENTS TO INCREASE THE
READABILITY OF THE HIGH SEAS FORECAST (WEB ADDRESS LOWERCASE).
HTTPS://OCEAN.WEATHER.GOV/PROPOSED_HIGH_SEAS_TROPICAL.PHP

SECURITE

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

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 1800 UTC APR 12.
24 HOUR FORECAST VALID 1800 UTC APR 13.
48 HOUR FORECAST VALID 1800 UTC APR 14.

.WARNINGS.

...STORM WARNING...
.FROM 33N TO 42N BETWEEN 65W AND 71W WINDS 40 TO 50 KT. SEAS 12
TO 22 FT. ELSEWHERE S OF 50N W OF 59W WINDS 25 TO 40 KT. SEAS 9
TO 16 FT.
.24 HOUR FORECAST S OF 48N BETWEEN 58W AND 64W WINDS 30 TO 45
KT. SEAS 12 TO 22 FT. ELSEWHERE S OF 50N BETWEEN 54W AND 70W
WINDS 25 TO 35 KT. SEAS 9 TO 15 FT. ALSO S OF 50N W OF 50W WINDS
TO 25 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST FROM 32N TO 54N BETWEEN 50W AND 58W AND FROM
58N TO 61N W OF 52W WINDS 25 TO 35 KT. SEAS 8 TO 18 FT.
ELSEWHERE FROM 32N TO 57N BETWEEN 45W AND 62W WINDS TO 25 KT.
SEAS TO 12 FT.

...GALE WARNING...
.24 HOUR FORECAST LOW 61N35W 1000 MB. FROM 58N TO 60N E OF 45W
WINDS 25 TO 35 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW WELL E OF AREA. N OF 60N E OF 40W WINDS TO
25 KT. SEAS TO 10 FT.

...GALE WARNING...
.24 HOUR FORECAST S OF 40N E OF 43W AREA OF NE WINDS 25 TO 35
KT. SEAS 9 TO 14 FT.
.48 HOUR FORECAST S OF 42N E OF 42W AREA OF NE WINDS 25 TO 35
KT. SEAS 10 TO 20 FT.

.SYNOPSIS AND FORECAST.

.24 HOUR FORECAST FROM 46N TO 54N E OF 50W WINDS 20 TO 30 KT.
SEAS 8 TO 12 FT.
.48 HOUR FORECAST CONDITIONS E OF AREA.

.LIGHT FREEZING SPRAY N OF 60N W OF GREENLAND AND WITHIN 120 NM
E OF GREENLAND.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 60N W OF
GREENLAND.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 42N W OF 61W.
.24 HOUR FORECAST DENSE FOG NW OF A LINE FROM 45N54W TO 42N61W.
.48 HOUR FORECAST DENSE FOG BETWEEN 60W AND A LINE FROM 43N55W
AND 60N47W.

.FORECASTER KREKELER. 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 FRI APR 12.
24 HOUR FORECAST VALID 1800 UTC SAT APR 13.
48 HOUR FORECAST VALID 1800 UTC SUN APR 14.

.WARNINGS.

...CARIBBEAN GALE WARNING...
.CARIBBEAN WITHIN 13N72W TO 15N76W TO 14N79W TO 10N79W TO 10N77W
TO 13N72W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20
TO 30 KT. SEAS 8 TO 12 FT W OF 73.5W.
.06 HOUR FORECAST LITTLE CHANGE...EXCEPT WITHIN 12N74W TO 12N75W
 TO 11N76W TO 11N75W TO 11N74W TO 12N74W NE WINDS 30 TO 40 KT.
BUILDING TO 9 TO 13 FT.
.18 HOUR FORECAST WITHIN 13N74W TO 13N79W TO 11N81W TO 10N80W TO
09N77W TO 11N74W TO 13N74W NE WINDS 20 TO 30 KT. SEAS 9 TO 13 FT
IN NE TO E SWELL W OF 73.5W.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST WITHIN 12N74W TO 12N75W TO 12N76W TO 11N75W TO
11N74W TO 12N74W NE WINDS 30 TO 40 KT. SEAS 8 TO 12 FT.
ELSEWHERE WITHIN 12N70W TO 14N74W TO 12N80W TO 09N80W TO 09N76W
TO 11N72W TO 12N70W...INCLUDING THE GULF OF VENEZUELA...NE WINDS
20 TO 30 KT. SEAS 8 TO 10 FT W OF 73.5W.
.42 HOUR FORECAST WITHIN 13N74W TO 13N75W TO 12N78W TO 11N80W TO
10N77W TO 11N74W TO 13N74W NE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT
IN NE TO E SWELL W OF 74W.
.48 HOUR FORECAST LITTLE CHANGE.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N72.5W. WITHIN 31N67W TO 31N79W TO
29N78W TO 29N70W TO 31N67W S TO SW WINDS 20 TO 25 KT...EXCEPT W
WINDS W OF FRONT. SEAS 8 TO 12 FT IN MIXED SWELL.
.24 HOUR FORECAST WEAKENING AND STALLING COLD FRONT FROM 31N66W
TO 27N70W TO 22N77.5W. WITHIN 31N61W TO 31N67W TO 29N66W TO
29N63W TO 31N61W S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
WITHIN 31N67W TO 31N77W TO 29N76W TO 29N73W TO 31N67W WINDS 20
KT OR LESS. SEAS 8 TO 10 FT IN MERGING SE AND NW SWELL.
.48 HOUR FORECAST STATIONARY FRONT FROM 31N60W TO 25N67.5W TO
21N75W. WITHIN 31N63W TO 31N67W TO 30N65.5W TO 30N64W TO 31N63W
WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL.

.ATLC WITHIN 31N40W TO 31N53W TO 29N50W TO 28N46W TO 31N40W NE
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT IN N SWELL.
.24 HOUR FORECAST CONDITIONS MERGED WITH NEXT FEATURE.

.ATLC AND CARIBBEAN WITHIN 26N48W TO 26N56W TO 19N65W TO 17N64W
TO 16N55W TO 21N46W TO 26N48W...INCLUDING ATLANTIC EXPOSURES AND
PASSAGES...NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 11 FT IN MIXED
SWELL. ELSEWHERE WITHIN 16N49W TO 16N55W TO 26N55W TO 20N68W TO
09N59W TO 07N47W TO 16N49W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT
IN MIXED SWELL.
.24 HOUR FORECAST LOW PRES NE OF AREA. WITHIN 31N35W TO 31N41W
TO 25N54W TO 18N56W TO 18N48W TO 22N39W TO 31N35W NE WINDS 20 TO
30 KT. SEAS 8 TO 12 FT IN N TO NE SWELL...HIGHEST FAR NE PART.
ELSEWHERE WITHIN 31N41W TO 23N53W TO 31N57W TO 24N63W TO 12N58W
TO 22N38W TO 31N41W...INCLUDING ATLANTIC EXPOSURES...WINDS 20 KT
OR LESS. SEAS 8 TO 11 FT IN MIXED N AND E SWELL.
.48 HOUR FORECAST LOW PRES NE OF AREA. WITHIN 31N35W TO 31N41W
TO 29N40W TO 27N39W TO 27N37W TO 28N35W TO 31N35W N WINDS 20 TO
30 KT. SEAS 12 TO 17 FT IN N TO NE SWELL. ELSEWHERE WITHIN
28N35W TO 31N41W TO 28N54W TO 20N62W TO 14N57W TO 19N38W TO
28N35W...INCLUDING ATLANTIC EXPOSURES...WINDS 20 KT OR LESS.
SEAS 8 TO 12 FT IN N TO NE SWELL.

.ATLC AND CARIBBEAN 06 HOUR FORECAST WITHIN 20N72W TO 20N74W TO
19N75W TO 19N74W TO 20N72W TO 20N71W TO 20N72W...INCLUDING THE
WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8
FT.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST WITHIN 20N73W TO 20N75W TO 19N76W TO 18N75W TO
19N74W TO 20N73W...INCLUDING THE WINDWARD PASSAGE...NE WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.CARIBBEAN 30 HOUR FORECAST WITHIN 22N79W TO 22N82W TO 19N80W TO
20N77W TO 22N79W...INCLUDING BETWEEN CUBA AND JAMAICA...NE WINDS
20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.GULF OF MEXICO WITHIN 24N86W TO 24N87W TO 24N88W TO 23N88W TO
23N86W TO 24N86W WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL.
.06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.GULF OF MEXICO 03 HOUR FORECAST WITHIN 21N90W TO 21N91W TO
21N92W TO 19N91W TO 20N91W TO 21N90W...INCLUDING WITHIN 60 NM OF
COAST OF CAMPECHE...N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 8
FT.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 21N89W TO 22N89W TO 22N91W TO 20N91W TO
21N90W TO 21N89W...INCLUDING WITHIN 60 NM OF COAST OF CAMPECHE
...N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST CONDITIONS IMPROVE. 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.