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000
FZNT01 KWBC 220340
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC MON APR 22 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 22.
24 HOUR FORECAST VALID 0000 UTC APR 23.
48 HOUR FORECAST VALID 0000 UTC APR 24.

.WARNINGS.

...STORM WARNING...
.24 HOUR FORECAST NEW LOW 32N72W 1005 MB. N OF 31N AND WITHIN 180
NM NW SEMICIRCLE WINDS 30 TO 45 KT. SEAS 9 TO 15 FT. ELSEWHERE
FROM 31N TO 38N E OF 67W WINDS 20 TO 30 KT. SEAS TO 12 FT.
.30 HOUR FORECAST LOW 33N70W 997 MB. WITHIN 120 NM W AND SW
SEMICIRCLES WINDS 35 TO 50 KT. SEAS 12 TO 18 FT.
.48 HOUR FORECAST LOW 35N66W 992 MB. WITHIN 120 NM S SEMICIRCLE
WINDS 40 TO 50 KT. SEAS 12 TO 24 FT. ELSEWHERE FROM 31N TO 42N
BETWEEN 55W AND 73W WINDS 25 TO 40 KT. SEAS 8 TO 14 FT.

...GALE WARNING...
.LOW 59N59W 1001 MB MOVING N 20 KT. WITHIN 120 NM W OF THE
GREENLAND COAST WINDS 25 TO 40 KT. SEAS 9 TO 14 FT. ELSEWHERE
WITHIN 240 NM E OF A LINE FROM 67N57W TO 49N50W TO 40N55W WINDS
20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW N OF AREA. CONDITIONS DIMINISHED.

...GALE WARNING...
.LOW E OF AREA 31N33W 1007 MB DRIFTING E. WITHIN 180 NM NW
QUADRANT WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW E OF AREA 31N32W 1006 MB. WITHIN 420 NM NW
QUADRANT WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW S OF AREA. FROM 31N TO 36N E OF 43W WINDS
20 TO 30 KT. SEAS 8 TO 14 FT.

...GALE WARNING...
.COMPLEX LOW WITH MAIN CENTER 36N70W 1004 MB MOVING NE 45 KT.
WITHIN 120 NM NW AND 240 NM SE SEMICIRCLES WINDS 25 TO 35 KT.
SEAS 8 TO 12 FT. ELSEWHERE FROM 31N TO 38N W OF 65W WINDS 20 TO
30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 45N46W 1010 MB. WITHIN 360 NM SE SEMICIRCLE
WINDS 25 TO 35 KT. SEAS 8 TO 12 FT. ELSEWHERE WITHIN 240 NM SE OF
A LINE FROM LOW CENTER TO 37N62W WINDS 20 TO 30 KT. SEAS TO 10
FT.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 58N42W.

...GALE WARNING...
.12 HOUR FORECAST FROM 58N TO 62N BETWEEN 40W AND 48W WINDS 25 TO
40 KT. SEAS TO 12 FT.
.24 HOUR FORECAST FROM 58N TO 64N BETWEEN 39W AND 51W WINDS 25 TO
40 KT. SEAS 9 TO 16 FT.
.48 HOUR FORECAST CONDITIONS ABSORBED BY LOW 58N42W.

...GALE WARNING...
.24 HOUR FORECAST INLAND LOW 54N61W 988 MB. WITHIN 480 NM S AND
SE QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW 58N42W 1004 MB. FROM 50N TO 60N E OF 60W
WINDS 25 TO 40 KT. SEAS 10 TO 20 FT. ELSEWHERE N OF 60N E OF
GREENLAND AND IN THE GULF OF SAINT LAWRENCE N OF 46N WINDS 20 TO
30 KT. SEAS TO 10 FT.

...HEAVY FREEZING SPRAY WARNING...
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY IN THE GULF OF
SAINT LAWRENCE N OF 47N.
.36 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY FROM 50N TO
55N W OF 51W.
.48 HOUR FORECAST LIGHT FREEZING SPRAY FROM 55N TO 58N W OF 55W.

.SYNOPSIS AND FORECAST.

.LOW 52N37W 1006 MB MOVING NW 10 KT. WITHIN 180 NM OF CENTER
WINDS 20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 42N BETWEEN
50W AND 58W.
.24 HOUR FORECAST DENSE FOG N OF 56N W OF 45W AND N OF 58N E OF
42W.
.48 HOUR FORECAST DENSE FOG OVER WATERS N OF 59N.

.FORECASTER ACHORN. OCEAN PREDICTION CENTER.

NWS NATIONAL HURRICANE CENTER MIAMI FL

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

SYNOPSIS VALID 0000 UTC MON APR 22.
24 HOUR FORECAST VALID 0000 UTC TUE APR 23.
48 HOUR FORECAST VALID 0000 UTC WED APR 24.

.WARNINGS.

...ATLC GALE WARNING...
.ATLC COLD FRONT JUST NW OF AREA. TROUGH FROM 31N75.5W TO
27N80W. WITHIN 31N73.5W TO 30.5N76W TO 31N76.5W TO 30.5N80.5W TO
30N74W TO 31N73.5W SW WINDS 20 TO 25 KT...EXCEPT NW WINDS BEHIND
FRONT. SEAS LESS THAN 8 FT.
.21 HOUR FORECAST COLD FRONT FROM 31N75W TO 24.5N80W. WITHIN
31N75.5W TO 31N77.5W TO 30.5N77.5W TO 30N76.5W TO 30.5N76W TO
31N75.5W N WINDS 30 TO 40 KT. SEAS 10 TO 14 FT. ELSEWHERE WITHIN
31N71W TO 30N77W TO 31N81W TO 28N80W TO 29N77W TO 29N73W TO
31N71W NW TO N WINDS 20 TO 30 KT...EXCEPT SW WINDS 20 TO 25 KT
AHEAD OF FRONT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST COLD FRONT FROM 31N73W TO 24N80W. LITTLE
CHANGE.
.30 HOUR FORECAST COLD FRONT FROM 31N70W TO 23N80W. WITHIN
31N67W TO 31N81W TO 27N80W TO 29N68W TO 31N67W NW TO N WINDS 20
TO 30 KT...EXCEPT SW WINDS AHEAD OF FRONT. SEAS 8 TO 14 FT IN NW
TO N SWELL...HIGHEST NEAR 31N74W.
.48 HOUR FORECAST WEAKENING COLD FRONT FROM 31N63W TO 21N76W.
WITHIN 31N66W TO 31N75W TO 28N74W TO 26N77W TO 25N74W TO 28N69W
TO 31N66W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL...
EXCEPT 10 TO 12 FT N OF 20N BETWEEN 68W AND 72W.

...GULF OF MEXICO GALE WARNING...
.GULF OF MEXICO COLD FRONT FROM 29N83W TO 25N90W TO 22.5N98W.
WITHIN 23N97W TO 24N97W TO 24N98W TO 23N98W TO 21N97W TO 22N97W
TO 23N97W...INCLUDING WITHIN 60 NM OF COAST OF VERACRUZ...NW TO
N WINDS 25 TO 35 KT. SEAS 8 TO 10 FT. ELSEWHERE WITHIN 27N93W TO
30N92W TO 27N97W TO 24N98W TO 24N95W TO 25N93W TO 27N93W N TO NE
WINDS 20 TO 30 KT. SEAS 8 TO 10 FT S OF 28N W OF 93W.
.06 HOUR FORECAST COLD FRONT FROM 27N82.5W TO 21N96W TO 18N94.5W.

LITTLE CHANGE...EXCEPT WINDS BELOW GALE FORCE.
.24 HOUR FORECAST COLD FRONT SE OF AREA. WITHIN 20N95W TO 21N96W
TO 20N97W TO 19N96W TO 19N95W TO 20N95W...INCLUDING WITHIN 60 NM
OF COAST OF VERACRUZ...NW TO N WINDS 20 TO 30 KT. SEAS 8 TO 10
FT. WITHIN 24N91W TO 25N92W TO 24N95W TO 22N95W TO 21N95W TO
22N92W TO 24N91W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N TO NE
SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.ATLC LOW PRES NE OF AREA NEAR 32N33W 1007 MB STNRY. WITHIN
31N35W TO 31N37W TO 30N37W TO 29N36W TO 29N35W TO 31N35W NW TO N
WINDS 20 TO 25 KT. SEAS 8 FT.
.24 HOUR FORECAST LOW PRES NE OF AREA NEAR 32N33W 1007 MB.
WITHIN 31N35W TO 31N39W TO 29N37W TO 29N35W TO 31N35W N WINDS 20
TO 30 KT. SEAS 10 TO 13 FT. ELSEWHERE WITHIN 31N39W TO 31N42W TO
29N42W TO 28N40W TO 27N35W TO 28N35W TO 31N39W WINDS 20 KT OR
LESS. SEAS 8 TO 10 FT IN N TO NE SWELL.
.48 HOUR FORECAST LOW PRES NEAR 27.5N35.5W 1010 MB. WITHIN
31N35W TO 31N43W TO 29N43W TO 26N41W TO 25N39W TO 28N35W TO
31N35W N TO NE WINDS 20 TO 25 KT. SEAS 10 TO 14 FT IN N TO NE
SWELL. ELSEWHERE WITHIN 28N35W TO 31N43W TO 29N44W TO 24N42W TO
26N40W TO 24N35W TO 28N35W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT
IN N TO NE SWELL.

.CARIBBEAN WITHIN 12N70W TO 13N73W TO 12N75W TO 11N75W TO 12N73W
TO 11N71W TO 12N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.03 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.GULF OF MEXICO WITHIN 22N88W TO 21N89W TO 22N89W TO 21N91W TO
20N92W TO 19N91W TO 22N88W...INCLUDING WITHIN 60 NM OF COAST OF
CAMPECHE...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 22N90W TO 22N92W TO 21N93W TO 19N92W TO
20N91W TO 22N90W...INCLUDING WITHIN 60 NM OF COAST OF
CAMPECHE...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 20N91W TO 21N89W TO 22N90W TO 21N92W TO
20N92W TO 19N91W TO 20N91W...INCLUDING WITHIN 60 NM OF COAST OF
CAMPECHE...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

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


.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.

$$