High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 250941
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC THU APR 25 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC APR 25.
24 HOUR FORECAST VALID 0600 UTC APR 26.
48 HOUR FORECAST VALID 0600 UTC APR 27.

.WARNINGS.

...STORM WARNING...
.LOW 49N56W 1000 MB MOVING N 25 KT. WITHIN 540 NM E SEMICIRCLE
WINDS 25 TO 40 KT. SEAS 9 TO 17 FT...EXCEPT NE QUADRANT SEAS 8
TO 12 FT. ELSEWHERE FROM 43N TO 48N BETWEEN 56W AND 59W WINDS TO
25 KT. SEAS 10 TO 15 FT.
.12 HOUR FORECAST LOW 56N55W 996 MB. FROM 57N TO 61N BETWEEN 46W
AND 52W WINDS 35 TO 50 KT. SEAS 12 TO 18 FT.
.24 HOUR FORECAST LOW 59N56W 993 MB. WITHIN 90 NM NE OF A LINE
FROM 59N46W TO 61N52W TO 63N54W AND W OF A LINE FROM 57N56W TO
63N59W WINDS 35 TO 50 KT. SEAS 14 TO 24 FT. ELSEWHERE FROM 53N
TO 65N W OF 46W WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.
.48 HOUR FORECAST LOW 61N53W 999 MB. WITHIN 300 NM OF CENTER
EXCEPT 180 NM NE QUADRANT WINDS 25 TO 40 KT. SEAS 8 TO 17 FT...
HIGHEST S AND E OF LOW.

...GALE WARNING...
.LOW E OF AREA NEAR 57N30W 1007 MB MOVING SE 30 KT. E OF A LINE
FROM 58N39W TO 53N35W WINDS 25 TO 35 KT. SEAS 8 TO 16 FT...
HIGHEST E.
.12 HOUR FORECAST CONDITIONS E OF AREA.

...GALE WARNING...
.LOW 50N65W 1001 MB MOVING NE 20 KT. W OF A LINE FROM 50N65W TO
46N60W TO 40N60W WINDS 25 TO 35 KT. SEAS TO 10 FT...EXCEPT
ACROSS THE GULF OF SAINT LAWRENCE SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LOW 53N55W 1006 MB. WITHIN 300 NM S AND SE
QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 61N53W
DESCRIBED ABOVE.

...HEAVY FREEZING SPRAY WARNING...
.LIGHT TO MODERATE FREEZING SPRAY W OF A LINE FROM 56N58W TO
64N55W TO 67N55W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY W OF A LINE
FROM 55N56W TO 60N59W TO 67N56W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY FROM 58N TO
61N W OF 59W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY W OF A
LINE FROM 53N51W TO 60N56W TO 64N59W TO 67N55W.

.SYNOPSIS AND FORECAST.

.N OF 66N W OF GREENLAND AND WITHIN 120 NM OF THE W GREENLAND
COAST FROM 61N TO 65N AREA OF S WINDS 20 TO 30 KT. SEAS 8 TO 12
FT.
.24 HOUR FORECAST CONDITIONS MOVED N OF AREA.

.24 HOUR FORECAST NEW LOW 37N62W 1020 MB. WITHIN 120 NM N OF A
LINE FROM 38N60W TO 35N70W WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 38N55W 1018 MB. WITHIN 360 NM W OF A LINE
FROM 43N50W TO 40N54W TO 31N69W WINDS 20 TO 30 KT. SEAS TO 11 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 44N TO 58N
BETWEEN 44W AND 58W AND WITHIN 120 NM E OF A LINE FROM 66N54W TO
59N58W.
.24 HOUR FORECAST DENSE FOG W OF A LINE FROM 67N55W TO 54N53W
AND FROM 51N TO 58N BETWEEN 38W AND 43W.
.48 HOUR FORECAST DENSE FOG FROM 57N TO 62N BETWEEN 45W AND 55W
AND FROM 42N TO 45N BETWEEN 46W AND 52W.

.FORECASTER CLARK. 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 0600 UTC THU APR 25.
24 HOUR FORECAST VALID 0600 UTC FRI APR 26.
48 HOUR FORECAST VALID 0600 UTC SAT APR 27.

.WARNINGS.

...ATLC GALE WARNING...
.LOW PRES NEAR 22N37W 1009 MB. WITHIN 24N37W TO 24N39W TO 23N40W
TO 22N39W TO 23N38W TO 24N37W NE TO E WINDS 30 TO 35 KT. SEAS 10
TO 13 FT. WITHIN 25N36W TO 26N39W TO 25N40W TO 24N40W TO 22N38W
TO 24N36W TO 25N36W NE WINDS 25 TO 30 KT. SEAS 9 TO 12 FT.
WITHIN 31N35W TO 31N40W TO 30N42W TO 27N41W TO 27N38W TO 28N35W
TO 31N35W NE WINDS 20 TO 25 KT. SEAS 9 TO 10 FT. ELSEWHERE
WITHIN 31N35W TO 31N47W TO 22N47W TO 18N41W TO 20N35W TO 31N35W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO NE SWELL.
.06 HOUR FORECAST LOW PRES NEAR 21N38W 1013 MB. WITHIN 25N38W TO
24N39W TO 24N38W TO 24N37W TO 25N38W NE WINDS 20 TO 30 KT. SEAS
10 TO 13 FT. WITHIN 31N35W TO 31N40W TO 30N42W TO 27N41W TO
27N38W TO 28N35W TO 31N35W NE TO E WINDS 20 TO 25 KT. SEAS 10 TO
12 FT. ELSEWHERE WITHIN 31N35W TO 31N47W TO 20N49W TO 18N42W TO
20N37W TO 25N36W TO 31N35W WINDS 20 KT OR LESS...EXCEPT NE 20 TO
25 KT FROM 25N TO 27N BETWEEN 38W AND 42W. SEAS 8 TO 11 FT.
.24 HOUR FORECAST WEAKENING LOW PRES NEAR 20N39W 1013 MB. WITHIN
31N35W TO 31N45W TO 24N47W TO 19N42W TO 25N39W 28N36W TO 31N35W
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE SWELL.
.36 HOUR FORECAST WEAKENING LOW PRES TO WEAKEN INTO A TROUGH
FROM 22N41W TO 18N42W. WITHIN 29N40W TO 28N47W TO 25N46W TO
24N43W TO 26N42W TO 27N40W TO 29N40W WINDS 20 KT OR LESS. SEAS 8
FT IN NE SWELL.
.48 HOUR FORECAST WEAKENING TROUGH FROM 21N43W TO 16N44W. WINDS
20 KT OR LESS. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.ATLC STATIONARY FRONT FROM 31N60W TO 24N66W TO 20N73W. WITHIN
26N69W TO 25N70W TO 24N71W TO 24N68W TO 25N68W TO 26N69W WINDS
20 KT OR LESS. SEAS TO 8 FT IN DECAYING N SWELL.
.06 HOUR FORECAST STATIONARY FRONT FROM 31N60W TO 24N66W TO
20N74W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN WITHIN 13N71W TO 13N74W TO 11N77W TO 10N76W TO 11N73W
TO 11N70W TO 13N71W NE WINDS 20 TO 25 KT. SEAS BUILDING TO 8 FT.
.18 HOUR WITHIN 12N70W TO 12N71W TO 12N74W TO 11.5N74W TO 11N70W
TO 12N70W...INCLUDING THE GULF OF VENEZUELA...NE WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN WITHIN 20N73W TO 20N74W TO 20N75W TO 19N76W TO 19N74W
TO 20N73W...INCLUDING THE WINDWARD PASSAGE...NE WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST WITHIN 20N73W TO 20N74W TO 20N75W TO 19N76W TO
19N74W TO 20N73W...INCLUDING THE WINDWARD PASSAGE...NE WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST WITHIN 20N73W TO 20N74W TO 20N75W TO 19N76W TO
19N74W TO 20N73W...INCLUDING THE WINDWARD PASSAGE...NE WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.GULF OF MEXICO WITHIN 22N90W TO 22N92W TO 20N93W TO 19N93W TO
19N91W TO 22N90W N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST WITHIN 27N92W TO 29N95W TO 27N97W TO 23N98W TO
20N96W TO 22N94W TO 27N92W E TO SE WINDS 20 TO 25 KT. SEAS
TO 8 FT.
.24 HOUR FORECAST  WITHIN 26N93W TO 28N93W TO 29N95W TO 25N98W
TO 23N97W TO 24N94W TO 26N93W SE WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.
.36 HOUR FORECAST WITHIN 26N93W TO 28N93W TO 29N95W TO 25N98W TO
23N97W TO 24N94W TO 26N93W SE TO S WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT...EXCEPT 8 TO 9 FT FROM 26N TO 28N W OF 95W.
.48 HOUR FORECAST WITHIN 27N86W TO 28N96W TO 23N96W TO 19N94W TO
22N90W TO 24N84W TO 27N86W...INCLUDING WITHIN 60 NM OF COAST OF
VERACRUZ AND WITHIN 60 NM OF COAST OF CAMPECHE...E TO SE WINDS
20 TO 25 KT. SEAS 8 TO 9 FT.

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

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.


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