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000
FZNT01 KWBC 221549
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC APR 22.
24 HOUR FORECAST VALID 1200 UTC APR 23.
48 HOUR FORECAST VALID 1200 UTC APR 24.

.WARNINGS.

...STORM WARNING...
.LOW 32N74W 1009 MB MOVING NE 10 KT. WITHIN 180 NM N AND NW
QUADRANTS WINDS 25 TO 35 KT. SEAS 9 TO 15 FT.
.24 HOUR FORECAST LOW 35N68W 1001 MB. WITHIN 120 NM W SEMICIRCLE
WINDS 40 TO 50 KT. SEAS 12 TO 19 FT. ELSEWHERE FROM 31N TO 42N
BETWEEN 61W AND 77W WINDS 25 TO 40 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 38N61W 995 MB. WITHIN 120 NM S AND SE
QUADRANTS WINDS 40 TO 50 KT. SEAS 12 TO 24 FT. ELSEWHERE FROM
31N TO 44N BETWEEN 45W AND 68W WINDS 25 TO 40 KT. SEAS 8 TO 14
FT.

...GALE WARNING...
.LOW 64N60W 1004 MB MOVING N 15 KT. WITHIN 180 NM W OF THE
GREENLAND COAST WINDS 25 TO 35 KT. SEAS 9 TO 14 FT.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.

...GALE WARNING...
.LOW 54N39W 1009 MB MOVING NE 15 KT. WITHIN 180 NM OF LOW AND
WITHIN 90 NM S OF THE GREENLAND COAST E OF 48W WINDS 25 TO 35
KT. SEAS 9 TO 13 FT.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.

...GALE WARNING...
.LOW E OF AREA 32N32W 1004 MB DRIFTING Sw. WITHIN 360 NM W AND
NW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW SE OF AREA 29N34W 1006 MB. WITHIN 360 NM
NW QUADRANT WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.
.48 HOUR FORECAST LOW S OF AREA. FROM 31N TO 36N E OF 44W WINDS
20 TO 30 KT. SEAS 8 TO 13 FT.

...GALE WARNING...
.LOW 37N65W 1007 MB MOVING NE 10 KT. WITHIN 240 NM W OF A LINE
FROM 34N61W TO 40N48W WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW 38N55W 1012 MB. WITHIN 240 NM SE OF A LINE
FROM 41N64W TO 43N52W WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW DISSIPATED. CONDITIONS MOVED E OF AREA.

...GALE WARNING...
.LOW 43N51W 1010 MB MOVING NE 25 KT. WITHIN 180 NM E OF A FRONT
FROM 52N46W TO 47N46W TO THE LOW TO 40N56W WINDS 20 TO 30 KT.
SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW 52N37W 1011 MB. WITHIN 240 NM E OF A FRONT
FROM 59N43W TO THE LOW TO 42N47W WINDS 25 TO 35 KT. SEAS 9 TO 12
FT.
.48 HOUR FORECAST LOW DISSIPATED. CONDITIONS MOVED E OF AREA.

...GALE WARNING...
.12 HOUR FORECAST WITHIN 180 NM S AND E OF THE GREENLAND COAST S
OF 63N WINDS 30 TO 45 KT. SEAS 9 TO 16 FT.
.24 HOUR FORECAST WITHIN 120 NM S AND SW OF THE GREENLAND COAST
S OF 63N WINDS 25 TO 35 KT. SEAS 9 TO 15 FT.
.48 HOUR FORECAST CONDITIONS ABSORBED BY LOW 60N41W.

...GALE WARNING...
.12 HOUR FORECAST INLAND LOW 52N62W 992 MB. IN THE GULF OF SAINT
LAWRENCE WINDS 25 TO 40 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 57N55W 991 MB. WITHIN 480 NM E AND 600 NM
S QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 17 FT.
.48 HOUR FORECAST LOW 62N69W 1000 MB. FROM 50N TO 61N E OF 51W
WINDS 25 TO 40 KT. SEAS 10 TO 20 FT. ELSEWHERE N OF 61N E OF
GREENLAND AND IN THE GULF OF SAINT LAWRENCE N OF 47W WINDS 20 TO
30 KT. SEAS TO 10 FT.

...HEAVY FREEZING SPRAY WARNING...
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY FROM 50N TO
55N W OF 51W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY FROM
47N TO 54N W OF 51W INCLUDING THE GULF OF SAINT LAWRENCE.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 42N BETWEEN
48W AND 62W AND FROM 55N TO 60N E OF 43W.
.24 HOUR FORECAST DENSE FOG N OF 55N W OF 48W AND N OF 58N E OF
48W.
.48 HOUR FORECAST DENSE FOG OVER WATERS N OF 60N.

.FORECASTER MUSONDA. 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 1200 UTC MON APR 22.
24 HOUR FORECAST VALID 1200 UTC TUE APR 23.
48 HOUR FORECAST VALID 1200 UTC WED APR 24.

.WARNINGS.

...ATLC GALE WARNING...
.ATLC COLD FRONT FROM 31N76W TO 27N80W. WITHIN 31N70W TO 31N81W
TO 30N81W TO 30N77W TO 30N74W TO 31N70W WINDS 20 TO 25 KT. SEAS 8
FT.
.09 HOUR COLD FRONT FROM 31N74W TO 26N80W. FORECAST WITHIN
31N72W TO 31N77W TO 30N78W TO 29N76W TO 30N74W TO 30N72W TO
31N72W N TO NW WINDS 30 TO 40 KT. SEAS 11 TO 14 FT. ELSEWHERE
WITHIN 31N68W TO 31N80W TO 30N81W TO 26N79W TO 29N70W TO 31N68W
WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
.18 HOUR FORECAST COLD FRONT FROM 31N70W TO 23N81W. WITHIN
31N67W TO 31N77W TO 26N80W TO 26N75W TO 29N73W TO 31N67W WINDS 20
TO 30 KT. SEAS 10 TO 12 FT. ELSEWHERE WITHIN 31N67W TO 31N81W TO
26N79W TO 27N75W TO 29N73W TO 29N69W TO 31N67W WINDS 20 KT OR
LESS. SEAS 8 TO 10 FT IN NE SWELL.
.24 HOUR FORECAST COLD FRONT FROM 31N67W TO 22N79W. WITHIN
31N64W TO 31N71W TO 30N70W TO 29N68W TO 29N66W TO 31N64W W WINDS
20 TO 30 KT. SEAS 10 TO 12 FT. ELSEWHERE WITHIN 31N64W TO 30N80W
TO 27N80W TO 26N75W TO 29N71W TO 29N66W TO 31N64W WINDS 20 KT OR
LESS. SEAS 8 TO 10 FT IN N TO NE SWELL.
.48 HOUR FORECAST WEAKENING COLD FRONT FROM 31N60W TO 22N75W.
WITHIN 31N60W TO 31N74W TO 28N71W TO 27N65W TO 31N60W WINDS 20 KT
OR LESS. SEAS 8 TO 10 FT IN NW TO N SWELL.

.SYNOPSIS AND FORECAST.

.ATLC LOW PRES E OF AREA NEAR 29N30W 1010 MB. COLD FRONT FROM
22N35W TO 20N40W. WITHIN 31N35W TO 31N36W TO 30N36W TO 30N35W TO
31N35W NW TO N WINDS 20 TO 25 KT. SEAS 8 TO 10 FT IN N SWELL.
ELSEWHERE WITHIN 31N35W TO 31N39W TO 30N38W TO 30N37W TO 28N36W
TO 27N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 FT IN N SWELL.
.24 HOUR FORECAST LOW PRES E OF AREA NEAR 29N33W 1005 MB. WITHIN
31N35W TO 31N40W TO 28N39W TO 26N38W TO 27N35W TO 31N35W N WINDS
20 TO 30 KT. SEAS 12 TO 16 FT. ELSEWHERE WITHIN 31N35W TO 31N43W
TO 29N43W TO 26N40W TO 26N35W TO 31N35W WINDS 20 KT OR LESS.
SEAS 8 TO 12 FT IN N TO NE SWELL.
.48 HOUR FORECAST WEAKENING LOW PRES NEAR 25N36W 1008 MB. WITHIN
31N35W TO 31N42W TO 28N42W TO 25N39W TO 25N35W TO 31N35W NE TO E
WINDS 20 TO 25 KT. SEAS 10 TO 12 FT. ELSEWHERE WITHIN 31N35W TO
31N46W TO 27N46W TO 22N40W TO 22N35W TO 31N35W WINDS 20 KT OR
LESS. SEAS 8 TO 10 FT IN N TO NE SWELL.

.GULF OF MEXICO WITHIN 26N92W TO 26N97W TO 21N98W TO 19N96W TO
22N95W TO 23N92W TO 26N92W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO
9 FT.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.GULF OF MEXICO 15 HOUR FORECAST WITHIN 21N91W TO 20N92W TO
19N91W TO 20N91W TO 21N91W NE WINDS 20 TO 25 KT. SEAS LESS THAN
8 FT.
.21 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.
.36 HOUR FORECAST WITHIN 20N91W TO 22N89W TO 22N90W TO 21N90W TO
20N92W TO 19N91W TO 20N91W 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.

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

$$
.FORECASTER DELGADO. NATIONAL HURRICANE CENTER.