High Seas Forecast
Issued by NWS

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421
FZNT01 KWBC 210400
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC FRI JUN 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL
JULY 29 2024 ON A PROPOSAL TO REPLACE FEET WITH METERS WHEN
DESCRIBING SEAS IN A VARIETY OF NATIONAL MARINE CENTER TEXT AND
GRAPHICAL PRODUCTS FOR THE OFFSHORE AND HIGH SEAS AREAS ONLY.
TO LEARN MORE PLEASE VISIT (WEB ADDRESS LOWERCASE)
HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP

SECURITE

NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 0000 UTC JUN 21.
24 HOUR FORECAST VALID 0000 UTC JUN 22.
48 HOUR FORECAST VALID 0000 UTC JUN 23.

.WARNINGS.

...GALE WARNING...
.LOW 62N59W 987 MB MOVING SE 10 KT. WITHIN 180 NM SW SEMICIRCLE
WINDS 25 TO 35 KT. SEAS TO 11 FT. ELSEWHERE WITHIN 240 NM N AND
NE QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW 59N52W 994 MB. WITHIN 300 NM SW SEMICIRCLE
WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 58N43W 1001 MB. WITHIN 240 NM S SEMICIRCLE
WINDS 20 TO 30 KT. SEAS TO 10 FT.

...GALE WARNING...
.COMPLEX LOW WITH FIRST CENTER 58N49W 991 MB MOVING E 25 KT AND
SECOND CENTER 55N44W 992 MB MOVING NE 25 KT. WITHIN 240 NM W AND
SW QUADRANTS OF FIRST CENTER AND WITHIN 240 NM W AND SW...AND 540
NM SE QUADRANTS OF SECOND CENTER WINDS 25 TO 35 KT. SEAS TO 11
FT. ELSEWHERE WITHIN 240 NM NE SEMICIRCLE OF FIRST CENTER AND 180
NM NE QUADRANT OF SECOND CENTER WINDS 20 TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW E OF AREA 58N33W 989 MB. WITHIN 360 NM SW
QUADRANT WINDS 25 TO 35 KT. SEAS 9 TO 15 FT.
.48 HOUR FORECAST LOW AND CONDITIONS WELL E OF AREA.

...GALE WARNING...
.24 HOUR FORECAST LOW 62N35W 991 MB. WITHIN 240 NM NW QUADRANT
WINDS 25 TO 35 KT. SEAS TO 11 FT. ELSEWHERE WITHIN 180 NM W
QUADRANT WINDS 20 TO 30 KT. SEAS TO 8 FT.
.36 HOUR FORECAST LOW 62N36W 990 MB. WITHIN 180 NM W QUADRANT
WINDS 25 TO 40 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 60N37W 994 MB AND
SECOND CENTER E OF AREA 63N31W 990 MB. N OF 58N E OF 41W WINDS 20
TO 30 KT. SEAS 8 TO 11 FT.

.SYNOPSIS AND FORECAST.

.LOW 37N43W 1019 MB NEARLY STATIONARY. WITHIN 120 NM W SEMICIRCLE
WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.

.S OF 34N W OF 72W AREA OF E TO NE WINDS TO 25 KT. SEAS TO 11
FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.48 HOUR FORECAST NEW LOW E OF AREA 49N32W 1004 MB. E OF A LINE
FROM 46N35W TO 39N41W WINDS 20 TO 30 KT. SEAS TO 10 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 47N TO 59N
BETWEEN 38W AND 50W AND N OF 60N W OF 40W.
.24 HOUR FORECAST DENSE FOG FROM 56N TO 65N BETWEEN 38W AND
60W...FROM 44N TO 48N BETWEEN 44W AND 50W...AND FROM 40N TO 44N
BETWEEN 64W AND 70W.
.48 HOUR FORECAST DENSE FOG N OF 59N E OF 43W AND N OF 41N W OF
62W.

.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 JUN 21.
24 HOUR FORECAST VALID 0000 UTC SAT JUN 22.
48 HOUR FORECAST VALID 0000 UTC SUN JUN 23.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC LOW PRES NEAR 29N77W 1014 MB. WITHIN 31N74W TO 31N81W TO
28N80W TO 28N76W TO 29N74W TO 31N74W E WINDS 20 TO 25 KT. SEAS
8 TO 10 FT.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.ATLC WITHIN 20N35W TO 21N38W TO 18N41W TO 16N40W TO 15N35W TO
20N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE TO E SWELL.
.24 HOUR FORECAST WITHIN 20N38W TO 21N41W TO 20N43W TO 17N42W TO
16N41W TO 17N37W TO 20N38W WINDS 20 KT OR LESS. SEAS 8 FT IN NE
TO E SWELL.
.48 HOUR FORECAST WITHIN 20N35W TO 22N37W TO 19N39W TO 14N40W TO
12N39W TO 12N35W TO 20N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN NE TO E SWELL.

.CARIBBEAN WITHIN 20N84W TO 20N86W TO 19N88W TO 18N88W TO 16N87W
TO 16N85W TO 20N84W...INCLUDING THE GULF OF HONDURAS...E TO SE
WINDS 20 TO 25 KT. SEAS 8 FT.
.24 HOUR FORECAST WITHIN 21N85W TO 22N87W TO 18N88W TO 16N85W TO
19N83W TO 21N85W...INCLUDING IN YUCATAN CHANNEL...E TO SE WINDS
20 TO 25 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST WITHIN 17N85W TO 17N86W TO 16N86W TO 16N85W TO
17N85W E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.CARIBBEAN WITHIN 13N70W TO 12N72W TO 13N74W TO 12N73W TO 11N71W
TO 12N69W TO 13N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.GULF OF MEXICO WITHIN 27N86W TO 30N95W TO 27N97W TO 20N97W TO
20N91W TO 27N86W...INCLUDING WITHIN 60 NM OF COAST OF VERACRUZ
AND COAST OF CAMPECHE...E WINDS 20 TO 25 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST WITHIN 24N89W TO 25N92W TO 23N97W TO 20N95W TO
20N93W TO 22N87W TO 24N89W...INCLUDING WITHIN 60 NM OF COAST OF
VERACRUZ AND COAST OF CAMPECHE...E WINDS 20 TO 30 KT. SEAS 8 TO
10 FT IN NE TO E SWELL.
.48 HOUR FORECAST WITHIN 24N94W TO 26N95W TO 26N97W TO 24N98W TO
21N97W TO 19N94W TO 24N94W...INCLUDING WITHIN 60 NM OF COAST OF
VERACRUZ...NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT IN E
SWELL.

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


.FORECASTER ERA. NATIONAL HURRICANE CENTER.

$$