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000
FZNT01 KWBC 180348
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC THU APR 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

SECURITE

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

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 0000 UTC APR 18.
24 HOUR FORECAST VALID 0000 UTC APR 19.
48 HOUR FORECAST VALID 0000 UTC APR 20.

.WARNINGS...

...GALE WARNING...
.LOW 44N50W 1007 MB MOVING N 10 KT. WITHIN 180 NM E...540 NM
S...AND 660 NM W QUADRANTS WINDS 20 TO 30 KT. SEAS TO 9 FT.
.12 HOUR FORECAST LOW 46N49W 996 MB. WITHIN 540 NM NW QUADRANT
WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.24 HOUR FORECAST LOW 47N50W 996 MB. WITHIN 420 NM W AND NW
QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 18 FT. ELSEWHERE WITHIN
480 NM NW SEMICIRCLE...720 NM S QUADRANT...AND 660 NM E QUADRANT
WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DESCRIBED BY
LOW 51N41W.

...GALE WARNING...
.24 HOUR FORECAST FROM 36N TO 40N BETWEEN 65W AND 75W WINDS 20
TO 30 KT. SEAS TO 9 FT.
.30 HOUR FORECAST FROM 36N TO 40N BETWEEN 65W AND 73W WINDS 25
TO 35 KT. SEAS TO 11 FT.
.48 HOUR FORECAST FROM 36N TO 39N BETWEEN 64W AND 68W WINDS 20
TO 30 KT. SEAS TO 11 FT.

...GALE WARNING...
.36 HOUR FORECAST LOW 49N42W 997 MB. WITHIN 420 NM W AND NW
QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW 51N41W 996 MB. WITHIN 420 NM NW AND W
SEMICIRCLES WINDS 25 TO 40 KT. SEAS 9 TO 16 FT. ELSEWHERE FROM
35N TO 60N W OF 52W WINDS 20 TO 30 KT. SEAS TO 11 FT.

...GALE WARNING...
.36 HOUR FORECAST LOW 63N37W 999 MB. WITHIN 180 NM W AND NW
SEMICIRCLES WINDS 25 TO 35 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 63N37W 997 MB. WITHIN 120 NM W AND NW
SEMICIRCLES WINDS 25 TO 40 KT. SEAS TO 11 FT.

.SYNOPSIS AND FORECAST.

.LOW 50N51W 1009 MB NEARLY STATIONARY. WITHIN 300 NM NW QUADRANT
WINDS 20 TO 30 KT. SEAS TO 9 FT.
.12 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 46N49W.

.LOW 60N54W 1012 MB MOVING NE 05 KT. WITHIN 240 NM W AND SW
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW 61N52W 1010 MB. WITHIN 240 NM W SEMICIRCLE
WINDS 20 TO 30 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.

.LIGHT TO MODERATE FREEZING SPRAY N OF 55N W OF 56W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 59N W OF
50W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 60N W OF
GREENLAND.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 55N
BETWEEN 45W AND 60W AND FROM 57N TO 66N BETWEEN 53W AND 60W.
.24 HOUR FORECAST DENSE FOG WITHIN 240 NM N OF A LINE FROM
44N54W TO 57N38W AND FROM 60N TO 65N BETWEEN 50W AND 59W.
.48 HOUR FORECAST DENSE FOG FROM 50N TO 62N BETWEEN 35W AND 45W.

.FORECASTER ACHORN. 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 0000 UTC THU APR 18.
24 HOUR FORECAST VALID 0000 UTC FRI APR 19.
48 HOUR FORECAST VALID 0000 UTC SAT APR 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC LOW PRES NEAR 22N58W 1013 MB. WITHIN 28N52W TO 26N62W TO
23N63W TO 22N57W TO 23N50W TO 28N52W E TO SE WINDS 20 TO 30 KT.
SEAS 8 TO 9 FT.
.24 HOUR FORECAST LOW PRES NEAR 26N52W 1011 MB. WITHIN 27N44W TO
30N45W TO 28N52W TO 24N55W TO 22N51W TO 25N45W TO 27N44W SE TO S
WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST LOW PRES NEAR 29N45W 1010 MB. WITHIN 30N40W TO
30N46W TO 28N49W TO 25N48W TO 25N41W TO 27N39W TO 30N40W SW
WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.

.ATLC WITHIN 17N35W TO 19N53W TO 12N59W TO 06N53W TO 07N39W TO
17N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN E SWELL.
.24 HOUR FORECAST WITHIN 13N48W TO 12N55W TO 09N55W TO 06N52W TO
07N45W TO 13N48W WINDS 20 KT OR LESS. SEAS 8 FT IN E SWELL .
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.ATLC AND CARIBBEAN WITHIN 20N74W TO 22N79W TO 21N81W TO 20N80W
TO 18N76W TO 19N74W TO 20N74W NE TO E WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 20N73W TO 20N74W TO 20N75W TO 19N75W TO
19N73W TO 20N73W NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.CARIBBEAN WITHIN 12N73W TO 12N74W TO 12N75W TO 11N75W TO 11N74W
TO 11N73W TO 12N73W NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.GULF OF MEXICO WITHIN 22N87W TO 23N89W TO 22N92W TO 18N94W TO
19N91W TO 21N90W TO 22N87W...INCLUDING WITHIN 60 NM OF COAST OF
CAMPECHE...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.GULF OF MEXICO 36 HOUR FORECAST WITHIN 25N95W TO 25N97W TO
23N98W TO 23N95W TO 24N94W TO 25N95W E TO SE 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.

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

$$
.FORECASTER DELGADO. NATIONAL HURRICANE CENTER.