High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 220401
HSFAT1

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

FROM APRIL 1 TO OCTOBER 15, DUE TO THE CLIMATOLOGY OF THE NORTH
ATLANTIC, HIGH SEAS FORECASTS WILL ONCE AGAIN INCLUDE ALL
FORECASTS OF WINDS 20 TO 30 KNOTS AND SEAS 8 FEET OR GREATER.
ALSO, PLEASE SEE HTTPS://OCEAN.WEATHER.GOV/PROPOSED_HIGH_SEAS
_TROPICAL.PHP FOR A PROPOSAL, AND A REQUEST FOR COMMENTS, TO
INCREASE READABILITY OF THE HIGH SEAS FORECAST (WEB ADDRESS
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 MAR 22.
24 HOUR FORECAST VALID 0000 UTC MAR 23.
48 HOUR FORECAST VALID 0000 UTC MAR 24.

.WARNINGS.

...STORM WARNING...
.LOW 48N66W 992 MB MOVING NE 15 KT. WITHIN 660 NM E AND 600 NM S
AND SW QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 18 FT.
.12 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 54N57W 993 MB.
WITHIN 300 NM NE QUADRANT WINDS 35 TO 50 KT SEAS 12 TO 20 FT.
.24 HOUR FORECAST LOW 53N60W 987 MB. BETWEEN 420 NM AND 600 NM NE
QUADRANT WINDS 35 TO 50 KT. SEAS 10 TO 18 FT. ELSEWHERE WITHIN
540 NM N...600 NM SE...AND 840 NM S QUADRANTS WINDS 25 TO 40 KT.
SEAS 9 TO 18 FT.
48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 59N51W.

..STORM WARNING...
.LOW 40N51W 1012 MB MOVING NE 35 KT. WITHIN 720 NM E AND NE
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 12 FT.
.12 HOUR FORECAST LOW 48N47W 1010 MB. WITHIN 420 NM NE AND 660 NM
E AND SE QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 14 FT.
.24 HOUR FORECAST LOW 53N41W 1002 MB. WITHIN 360 NM NE AND 540 NM
E QUADRANTS AND 360 NM E OF A LINE FROM LOW CENTER TO 48N39W TO
40N44W WINDS 25 TO 40 KT. SEAS 9 TO 16 FT.
.36 HOUR FORECAST LOW 57N44W 992 MB. WITHIN 300 NM N SEMICIRCLE
WINDS 40 TO 55 KT. SEAS 14 TO 26 FT.
.48 HOUR FORECAST LOW 59N51W 986 MB. N OF 45N AND E OF 65W WINDS
30 TO 45 KT SEAS 11 TO 22 FT.

...GALE WARNING...
.LOW 62N39W 1002 MB MOVING E 10 KT. WITHIN 360 NM S AND SW
QUADRANTS WINDS 30 TO 45 KT. SEAS 11 TO 21 FT.
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS E OF AREA.

...GALE WARNING...
.24 HOUR FORECAST FROM 31N TO 36N W OF 71W WINDS 25 TO 35 KT.
SEAS TO 12 FT.
.48 HOUR FORECAST LOW 36N75W 999 MB. N OF 31N BETWEEN 63W AND 75W
WINDS 30 TO 45 KT. SEAS 11 TO 23 FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY N OF 61N W OF GREENLAND.
ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF 57N W OF 40W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 62N W OF
GREENLAND AND IN THE GULF OF SAINT LAWRENCE FROM 46N TO 50N W OF
60W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF 59N W OF 48W
AND FROM 45N TO 50N W OF 52W
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W AND N OF A
LINE FROM 56N55W TO 60N58W TO 65N53W. ELSEWHERE LIGHT TO MODERATE
FREEZING SPRAY N OF 45N W OF 50W.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 53N
BETWEEN 45W AND 60W.
.24 HOUR FORECAST DENSE FOG FROM 45N TO 54N BETWEEN 35W AND 42W
AND FROM 55N TO 62N W OF 42W.
.48 HOUR FORECAST DENSE FOG FROM 56N TO 64N W OF 35W.

.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 FRI MAR 22.
24 HOUR FORECAST VALID 0000 UTC SAT MAR 23.
48 HOUR FORECAST VALID 0000 UTC SUN MAR 24.

.WARNINGS.

...ATLC GALE WARNING...
.12 HOUR FORECAST WITHIN 31N79W TO 30N81W TO 25N80W TO 27N79W TO
25N79W TO 27N78W TO 31N79W SE WINDS 20 TO 25 KT. SEAS LESS THAN
8 FT.
.24 HOUR FORECAST WITHIN 31N78W TO 31N80W TO 30.5N80W TO
30N79.5W TO 30.5N78.5W TO 31N78W SE TO S WINDS 30 TO 35 KT. SEAS
10 TO 12 FT IN SE TO S SWELL. ELSEWHERE WITHIN 31N74W TO 31N81W
TO 27N80W TO 23N80W TO 27N77W TO 28N74W TO 31N74W SE TO S WINDS
20 TO 30 KT. SEAS 8 TO 11 FT IN SE SWELL. WITHIN 26N64W TO 29N73W
TO 24N74W TO 22N77W TO 20N72W TO 26N64W...INCLUDING ATLANTIC
EXPOSURES...E TO SE WINDS 20 TO 25 KT. SEAS TO 9 FT. REMAINDER OF
AREA WITHIN 31N50W TO 25N63W TO 29N73W TO 28N77W TO 21N70W TO
21N63W TO 31N50W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE TO E
SWELL.
.48 HOUR FORECAST WITHIN 31N70W TO 30N71W TO 29N72W TO 28N71W TO
31N70W SE TO S WINDS 30 TO 35 KT. SEAS 12 TO 15 FT IN SE SWELL.
ELSEWHERE WITHIN 31N66W TO 31N74W TO 27N75W TO 24N67W TO 27N67W
TO 31N66W SE TO S WINDS 20 TO 30 KT. SEAS 9 TO 15 FT IN SE SWELL.
WITHIN 31N53W TO 31N59W TO 31N64W TO 29N60W TO 28N60W TO 29N55W
TO 31N53W E TO SE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT IN NE TO E
SWELL. WITHIN 24N76W TO 25N75W TO 26N77W TO 24N80W TO 23N80W TO
23N79W TO 24N76W...INCLUDING ATLANTIC EXPOSURES...SW TO W WINDS
20 TO 30 KT. SEAS TO 8 FT. REMAINDER OR AREA WITHIN 31N49W TO
28N67W TO 31N80W TO 23N80W TO 20N61W TO 24N53W TO 31N49W WINDS 20
KT OR LESS. SEAS 8 TO 14 FT IN MIXED SWELL.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 31N50W TO 31N53W TO 30N53W TO 29N52W TO 30N50W TO
31N50W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN W SWELL.
.24 HOUR FORECAST CONDITIONS TO MERGE WITH AREA DESCRIBED IN
GALE WARNING.

.ATLC WITHIN 29N35W TO 26N44W TO 20N46W TO 16N44W TO 14N38W TO
16N35W TO 29N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN E
SWELL.
.24 HOUR FORECAST WITHIN 28N35W TO 25N38W TO 26N41W TO 22N42W TO
19N40W TO 18N35W TO 28N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN E SWELL.
.48 HOUR FORECAST WITHIN 23N35W TO 23N37W TO 25N39W TO 25N41W TO
21N39W TO 19N35W TO 23N35W WINDS 20 KT OR LESS. SEAS 8 FT IN NE
TO E SWELL.

.CARIBBEAN WITHIN 12N71W TO 12N73W TO 12N75W TO 10N76W TO 11N71W
TO 12N71W...INCLUDING THE GULF OF VENEZUELA.. NE TO E WINDS 20
TO 30 KT. SEAS TO 8 FT.
.24 HOUR FORECAST WITHIN 12N70W TO 12N73W TO 13N75W TO 11N75W TO
12N73W TO 11N71W TO 12N70W...INCLUDING THE GULF OF VENEZUELA...
NE TO E WINDS 20 TO 30 KT. SEAS TO 8 FT.
.48 HOUR FORECAST WITHIN 12N72W TO 12N73W TO 11N71W TO 11N70W TO
12N70W TO 12N72W...INCLUDING THE GULF OF VENEZUELA... NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.CARIBBEAN 09 HOUR FORECAST WITHIN 18N86W TO 17N87W TO 17N86W TO
16N85W TO 17N85W TO 18N86W E TO SE WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.
.24 HOUR FORECAST WITHIN 17N84W TO 18N85W TO 17N86W TO 16N86W TO
16N84W TO 17N84W E TO SE WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.GULF OF MEXICO WITHIN 29N92W TO 30N94W TO 28N95W TO 27N95W TO
27N92W TO 27N91W TO 29N92W E TO SE WINDS 20 TO 30 KT. SEAS TO 8
FT.
.24 HOUR FORECAST WITHIN 28N83W TO 28N86W TO 27N84W TO 24N85W TO
24N84W TO 26N82W TO 28N83W SE TO S WINDS 20 TO 30 KT. SEAS TO 8
FT. ELSEWHERE WITHIN 27N84W TO 28N85W TO 29N86W TO 28N86W TO
25N85W TO 25N84W TO 27N84W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN
SE SWELL.
.48 HOUR FORECAST CONDITIONS MOVE E OF BASIN.

.GULF OF MEXICO 30 HOUR FORECAST WITHIN 28N93W TO 29N92W TO
30N94W TO 28N94W TO 27N96W TO 27N94W TO 28N93W NW TO N WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 26N87W TO 26N88W TO 26N89W TO 25N88W TO
25N87W TO 26N87W WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL.

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


.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.

$$


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