000
FZNT01 KWBC 230933
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC TUE APR 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 23.
24 HOUR FORECAST VALID 0600 UTC APR 24.
48 HOUR FORECAST VALID 0600 UTC APR 25.

.WARNINGS.

...STORM WARNING...
.LOW 35N70W 1000 MB MOVING NE 15 KT. WITHIN 240 NM N
QUADRANT...AND 180 NM W AND SW QUADRANTS WINDS 35 TO 50 KT. SEAS
12 TO 19 FT. ELSEWHERE WITHIN 300 NM SE AND 360 NM NW
SEMICIRCLES WINDS 25 TO 40 KT. SEAS 9 TO 15 FT.
.24 HOUR FORECAST LOW 38N64W 990 MB. FROM 34N TO 39N BETWEEN 60W
AND 67W WINDS 35 TO 50 KT. SEAS 18 TO 27 FT. ELSEWHERE WITHIN
600 NM NE...480 NM SE...360 NM SW...AND 300 NM NW QUADRANTS
WINDS 25 TO 35 KT. SEAS 12 TO 18 FT.
.48 HOUR FORECAST LOW 47N54W 1002 MB. WITHIN 180 NM SE
SEMICIRCLE WINDS 35 TO 45 KT. SEAS 12 TO 21 FT. ELSEWHERE WITHIN
300 NM SW QUADRANT...AND FROM 40N TO 54N BETWEEN 47W AND 54W
WINDS 25 TO 35 KT. SEAS 9 TO 15 FT.

...GALE WARNING...
.LOW 55N59W 985 MB MOVING NW 20 KT. WITHIN 360 NM S QUADRANT
WINDS 35 TO 45 KT. SEAS 10 TO 16 FT. ELSEWHERE FROM 47N TO 57N
BETWEEN 48W AND 65W WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.24 HOUR FORECAST LOW INLAND AND ASSOCIATED CONDITIONS
DIMINISHED.

...GALE WARNING...
.LOW 58N46W 1000 MB MOVING NE 10 KT. WITHIN 180 NM NE OF A LINE
FROM 61N53W TO 57N43W TO 55N41W WINDS 25 TO 40 KT. SEAS 10 TO 18
FT.
.24 HOUR FORECAST LOW 61N42W 1000 MB. N OF 52N AND E OF 51W
WINDS 25 TO 40 KT. SEAS 10 TO 18 FT.
.48 HOUR FORECAST LOW E OF AREA NEAR 57N26W 1006 MB. FROM 53N TO
60N E OF 40W WINDS 20 TO 30 KT. SEAS 9 TO 15 FT.

...GALE WARNING...
.LOW 48N42W 1011 MB MOVING NE 35 KT. WITHIN 240 NM E AND SE OF A
FRONT FROM 55N40W TO 51N39W TO LOW CENTER TO 40N54W WINDS 25 TO
35 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 61N42W
DESCRIBED ABOVE.

...GALE WARNING...
.FROM 31N TO 36N E OF 38W AREA OF N TO NE WINDS 25 TO 35 KT.
SEAS 9 TO 16 FT.
.24 HOUR FORECAST FROM 31N TO 36N E OF 43W AREA OF NE WINDS 20
TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST FROM 31N TO 34N E OF 42W AREA OF NE WINDS TO
25 KT. SEAS TO 10 FT.

...GALE WARNING...
.24 HOUR FORECAST LOW INLAND NEAR 53N64W 1001 MB. WITHIN 360 NM
S AND SE QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW 64N57W 1008 MB. N OF 61N BETWEEN 49W AND
57W WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.

...GALE WARNING...
.48 HOUR FORECAST LOW 47N64W 1001 MB. WITHIN 540 NM S...300 NM
W...AND 360 NM N QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.

...HEAVY FREEZING SPRAY WARNING...
.LIGHT TO MODERATE FREEZING SPRAY FROM 47N TO 55N BETWEEN 52W
AND 65W INCLUDING THE GULF OF SAINT LAWRENCE.
.06 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY FROM 51N TO
55N BETWEEN 52W AND 57W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY W OF A LINE
FROM 55N55W TO 63N59W TO 67N57W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 55N W OF
56W.

.SYNOPSIS AND FORECAST.

.LOW 62N41W 1013 MB MOVING NE 10 KT. N OF 59N E OF 42W WINDS 20
TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 57N E OF 65W.
.24 HOUR FORECAST DENSE FOG N OF 59N E OF 61W.
.48 HOUR FORECAST DENSE FOG FROM 42N TO 55N BETWEEN 41W AND
61W...AND N OF 61N W OF 50W.

.FORECASTER NOLT. 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 TUE APR 23.
24 HOUR FORECAST VALID 0600 UTC WED APR 24.
48 HOUR FORECAST VALID 0600 UTC THU APR 25.

.WARNINGS.

...ATLC GALE WARNING...
.ATLC LOW PRES JUST E OF AREA NEAR 29.5N34W 1005 MB. WITHIN
31N35W TO 31N36W TO 30N36W TO 29N35W TO 31N35W NW TO N WINDS 30
TO 35 KT. SEAS 13 TO 17 FT IN NE SWELL. ELSEWHERE WITHIN 29N35W
TO 31N36W TO 31N41W TO 29N41W TO 28N40W TO 27N35W TO 29N35W NW TO
N WINDS 20 TO 30 KT. SEAS 8 TO 13 FT IN MIXED SWELL.
.12 HOUR FORECAST LOW PRES NEAR 28N34.5W 1008 MB. WITHIN 31N35W
TO 31N41W TO 29N41W TO 26N38W TO 26N35W TO 31N35W N TO NE WINDS
20 TO 30 KT. SEAS 10 TO 16 FT IN N TO NE SWELL. ELSEWHERE WITHIN
31N35W TO 31N43W TO 29N42W TO 26N40W TO 25N38W TO 25N35W TO
31N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO NE SWELL.
.24 HOUR FORECAST LOW PRES NEAR 26N35.5W 1009 MB. WITHIN 29N36W
TO 31N35W TO 31N43W TO 26N42W TO 25N37W TO 26N35W TO 29N36W NE
WINDS 20 TO 25 KT. SEAS 10 TO 13 FT IN N TO NE SWELL. ELSEWHERE
WITHIN 30N35W TO 31N44W TO 26N44W TO 24N42W TO 23N40W TO 23N35W
TO 30N35W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN N TO NE SWELL.
.48 HOUR FORECAST LOW PRES NEAR 22.5N37W 1011 MB. WITHIN 31N35W
TO 31N40W TO 29N42W TO 24N40W TO 24N38W TO 28N39W TO 31N35W NE
WINDS 20 TO 25 KT. SEAS 9 TO 11 FT IN NE SWELL. ELSEWHERE WITHIN
29N35W TO 27N41W TO 31N45W TO 24N47W TO 21N40W TO 23N38W TO
29N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO NE SWELL.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N70W TO 23.5N80W. WITHIN 31N67W TO
30N76W TO 29N75W TO 30N68W TO 31N67W NW WINDS 20 TO 30 KT. SEAS 8
TO 12 FT IN NW TO N SWELL. ELSEWHERE WITHIN 30N71W TO 30N76W TO
31N76W TO 31N80W TO 27N80W TO 27N77W TO 30N71W WINDS 20 KT OR
LESS. SEAS 8 TO 11 FT IN N TO NE SWELL.
.24 HOUR FORECAST WEAKENING AND STALLING FRONT FROM 31N63W TO
22N77W. WITHIN 31N65W TO 31N73W TO 29N70W TO 30N67W TO 31N65W
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW TO N SWELL.
.48 HOUR FORECAST DISSIPATING STATIONARY FRONT FROM 31N59W TO
21N75W. CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN
8 FT.

.CARIBBEAN 42 HOUR FORECAST WITHIN 13N71W TO 13N75W TO 11N75W TO
12N73W TO 11N72W TO 11N70W TO 13N71W...INCLUDING THE GULF OF
VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.GULF OF MEXICO 18 HOUR FORECAST WITHIN 22N88W TO 22N91W TO
21N91W TO 20N91W TO 19N91W TO 22N88W...INCLUDING WITHIN 60 NM OF
COAST OF CAMPECHE...N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 8
FT.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.
.42 HOUR FORECAST WITHIN 22N89W TO 21N90W TO 22N90W TO 20N91W TO
19N91W TO 22N89W...INCLUDING WITHIN 60 NM OF COAST OF CAMPECHE
...N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 21N91W TO 22N93W TO 22N94W TO 19N94W TO
19N91W TO 21N91W...INCLUDING WITHIN 60 NM OF COAST OF CAMPECHE
...NE TO E 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.