High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 220950
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC MAR 22.
24 HOUR FORECAST VALID 0600 UTC MAR 23.
48 HOUR FORECAST VALID 0600 UTC MAR 24.

.WARNINGS.

...STORM WARNING...
.LOW 49N64W 991 MB MOVING NE 15 KT. WITHIN 540 NM N...840 NM
E...AND 720 NM S QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 19 FT.
.12 HOUR FORECAST LOW 54N59W 987 MB. WITHIN 360 NM N AND NE
QUADRANTS WINDS 35 TO 50 KT SEAS 12 TO 20 FT.
.24 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 53N57W 991 MB AND
SECOND CENTER 57N49W 996 MB. WITHIN 300 NM NE SEMICIRCLE OF
SECOND CENTER WINDS 40 TO 50 KT. SEAS 11 TO 22 FT. ELSEWHERE
WITHIN 360 NM NW SEMICIRCLE AND 720 NM S AND SE QUADRANTS OF
FIRST CENTER AND 360 NM NE SEMICIRCLE OF SECOND CENTER WINDS 25
TO 40 KT. SEAS 10 TO 18 FT.
.36 HOUR FORECAST LOW 58N45W 994 MB. WITHIN 240 NM N SEMICIRCLE
WINDS 40 TO 55 KT. SES 12 TO 24 FT.
.48 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 60N50W 998 MB AND
SECOND CENTER 60N38W 996 MB. WITHIN 660 NM S AND 480 NM W AND NW
QUADRANTS OF FIRST CENTER AND 360 NM NM N AND NE AND 960 NM S
QUADRANTS OF SECOND CENTER WINDS 30 TO 45 KT. SEAS 11 TO 22 FT.

...STORM WARNING...
.12 HOUR FORECAST FROM 31N TO 34N W OF 72W WINDS 20 TO 30 KT.
SEAS TO 8 FT.
.24 HOUR FORECAST FROM 31N TO 37N BETWEEN 71W AND 80W WINDS 30 TO
45 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 36N72W 997 MB.
WITHIN 240 NM E QUADRANT WINDS 40 TO 50 KT. SEAS 14 TO 24 FT.
ELSEWHERE FROM 31N TO 48N W OF 58W WINDS 30 TO 45 KT. SEAS 10 TO
18 FT.

...GALE WARNING...
.LOW 42N49W 1010 MB MOVING NE 35 KT. WITHIN 600 NM NE AND 420 NM
SE QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW 55N40W 1000 MB. WITHIN 360 NM N AND
NE...660 NM SE...AND 900 NM S QUADRANTS WINDS 25 TO 40 KT. SEAS 9
TO 15 FT.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY COMPLEX LOW
60N38W.

...GALE WARNING...
.LOW 62N37W 1004 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.

...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 AND
IN THE GULF OF SAINT LAWRENCE FROM 46N TO 49N W OF 60W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY IN THE GULF OF
SAINT LAWRENCE FROM 46N TO 50N W OF 60W. ELSEWHERE LIGHT TO
MODERATE FREEZING SPRAY N OF 60N W OF 50W AND FROM 45N TO 52N W
OF 50W
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W AND N OF A
LINE FROM 54N51W TO 60N58W TO 64N53W. ELSEWHERE LIGHT TO MODERATE
FREEZING SPRAY N OF 46N W OF 50W.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 55N
BETWEEN 42W AND 60W.
.24 HOUR FORECAST DENSE FOG FROM 50N TO 55N BETWEEN 35W AND 42W
AND FROM 55N TO 62N W OF 40W.
.48 HOUR FORECAST DENSE FOG FROM 58N 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 0600 UTC FRI MAR 22.
24 HOUR FORECAST VALID 0600 UTC SAT MAR 23.
48 HOUR FORECAST VALID 0600 UTC SUN MAR 24.

.WARNINGS.

...ATLC GALE WARNING...
.06 HOUR FORECAST WITHIN 30N78W TO 31N80W TO 29N81W TO 23N81W TO
23N80W TO 25N79W TO 30N78W...INCLUDING STRAITS OF FLORIDA...SE
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST WITHIN 30N79W TO 31N80W TO 29N80W TO 29N79W TO
29N78W TO 30N79W SE TO S WINDS 30 TO 35 KT. SEAS 9 TO 11 FT IN
SE TO S SWELL. ELSEWHERE WITHIN 31N73W TO 31N80W TO 23N80W TO
26N78W TO 26N74W TO 28N73W TO 31N73W SE WINDS 20 TO 30 KT. SEAS
TO 10 FT IN SE SWELL. WITHIN 26N61W TO 29N72W TO 25N73W TO 22N77W
TO 20N74W TO 23N61W TO 26N61W...INCLUDING ATLANTIC EXPOSURES...E
TO SE WINDS 20 TO 25 KT. SEAS TO 9 FT IN E SWELL. REMAINDER OF
AREA WITHIN 27N53W TO 31N53W TO 26N62W TO 29N74W TO 21N71W TO
21N64W TO 27N53W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE SWELL.
.24 HOUR FORECAST WITHIN 30N75W TO 31N74W TO 31N79W TO 30N78W TO
27N79W TO 27N77W TO 30N75W SE TO S WINDS 30 TO 35 KT. SEAS 8 TO
13 FT IN SE SWELL. ELSEWHERE WITHIN 27N65W TO 31N69W TO 31N81W TO
25N80W TO 22N77W TO 22N68W TO 27N65W...INCLUDING ATLANTIC
EXPOSURES...SE TO S WINDS 20 TO 30 KT. SEAS 8 TO 12 FT IN E TO SE
SWELL. REMAINDER OF AREA WITHIN 31N49W TO 26N59W TO 29N68W TO
21N71W TO 22N60W TO 25N54W TO 31N49W WINDS 20 KT OR LESS. SEAS 8
TO 10 FT IN NE TO E SWELL.
.48 HOUR FORECAST WITHIN 31N64W TO 31N70W TO 29N71W TO 27N69W TO
27N67W TO 29N67W TO 31N64W SE TO S WINDS 30 TO 35 KT. SEAS 11 TO
16 FT IN SE SWELL. ELSEWHERE WITHIN 31N60W TO 31N70W TO 22N76W
TO 22N67W TO 31N60W...INCLUDING ATLANTIC EXPOSURES...SE TO S
WINDS 20 TO 30 KT. SEAS 8 TO 15 FT IN E TO SE SWELL. WITHIN
27N79W TO 27N80W TO 25N80W TO 24N80W TO 23N79W TO 27N79W W WINDS
20 TO 25 KT. SEAS LESS THAN 8 FT. WITHIN 31N79W TO 31N81W TO
30N81W TO 29N81W TO 30N80W TO 31N79W NW TO N WINDS 20 TO 30 KT.
SEAS TO 10 FT IN NE SWELL. REMAINDER OF AREA WITHIN 31N48W TO
30N80W TO 21N71W TO 20N57W TO 31N48W WINDS 20 KT OR LESS. SEAS 8
TO 14 FT IN MAINLY E TO SE SWELL.

.SYNOPSIS AND FORECAST.

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

.ATLC WITHIN 29N35W TO 27N44W TO 20N48W TO 16N45W TO 14N39W TO
16N35W TO 29N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN E
SWELL.
.24 HOUR FORECAST WITHIN 27N35W TO 25N42W TO 22N44W TO 19N41W TO
16N36W TO 27N35W WINDS 20 KT OR LESS. SEAS 8 FT IN E SWELL.
.48 HOUR FORECAST WITHIN 31N35W TO 26N38W TO 26N42W TO 21N42W TO
18N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 FT IN NE TO E
SWELL.

.CARIBBEAN WITHIN 12N74W TO 12N75W TO 12N76W TO 11N76W TO 11N75W
TO 12N74W NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST WITHIN 12N74W TO 13N75W TO 13N76W TO 12N76W TO
11N75W TO 12N74W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT IN NE
TO E SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.CARIBBEAN 03 HOUR FORECAST WITHIN 18N86W TO 17N87W TO 17N86W TO
16N86W TO 17N85W TO 18N86W E TO SE WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.
.24 HOUR FORECAST WITHIN 18N84W TO 17N85W TO 17N86W TO 16N85W TO
17N84W TO 18N84W SE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.GULF OF MEXICO WITHIN 29N86W TO 28N90W TO 29N90W TO 28N94W TO
25N84W TO 26N84W TO 29N86W SE WINDS 20 TO 25 KT. SEAS TO 9 FT.
ELSEWHERE FROM 26.5N TO 29N BETWEEN 92W AND 95W WINDS 20 KT OR
LESS. SEAS 8 TO 9 FT IN SE SWELL.
.24 HOUR FORECAST WITHIN 29N85W TO 29N86W TO 28N86W TO 28N85W TO
29N85W WINDS 20 KT OR LESS. SEAS 8 FT IN SE TO S SWELL.
.48 HOUR FORECAST WITHIN 29N83W TO 29N85W TO 26N87W TO 24N85W TO
23N83W TO 24N80W TO 29N83W...INCLUDING STRAITS OF FLORIDA... NW
TO N WINDS 20 TO 25 KT. SEAS TO 10 FT IN W TO NW SWELL. ELSEWHERE
WITHIN 26N86W TO 29N85W TO 26N89W TO 24N89W TO 21N86W TO 23N83W
TO 26N86W...INCLUDING IN YUCATAN CHANNEL...WINDS 20 KT OR LESS.
SEAS 8 TO 9 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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