High Seas Forecast
Issued by NWS

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544
FZNT01 KWBC 112138
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC SAT MAY 11 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC MAY 11.
24 HOUR FORECAST VALID 1800 UTC MAY 12.
48 HOUR FORECAST VALID 1800 UTC MAY 13.

.WARNINGS.

...GALE WARNING...
.LOW 39N64W 990 MB MOVING NE 20 KT. WITHIN 240 NM SE AND 180 NM
NW QUADRANTS WINDS 30 TO 45 KT. SEAS 10 TO 17 FT. ELSEWHERE FROM
31N TO 45N BETWEEN 56W AND 71W WINDS 20 TO 30 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 46N58W 995 MB. WITHIN 180 NM OF LOW EXCEPT
360 NM NE QUADRANT WINDS 25 TO 40 KT. SEAS 9 TO 18 FT. ELSEWHERE
FROM 36N TO 51N BETWEEN 46W AND 61W WINDS 20 TO 30 KT. SEAS TO 12
FT.
.48 HOUR FORECAST LOW 54N52W 1010 MB. FROM 49N TO 57N BETWEEN 35W
AND 57W WINDS 20 TO 30 KT. SEAS TO 10 FT.

...GALE WARNING...
.N OF 54N BETWEEN 35W AND 44W WINDS 25 TO 35 KT. SEAS 8 TO 14
FT.
.24 HOUR FORECAST BETWEEN 61N AND A LINE FROM 50N35W TO 58N47W
WINDS 20 TO 30 KT. SEAS TO 11 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

...GALE WARNING...
.LOW 46N39W 1007 MB MOVING NE 30 KT. FROM 39N TO 46N BETWEEN 35W
AND 45W WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.
.24 HOUR FORECAST LOW AND CONDITIONS E OF AREA.

...GALE WARNING...
.N OF 64N W OF GREENLAND WINDS TO 25 KT. SEAS LESS THAN 8 FT.
.06 HOUR FORECAST N OF 64N W OF GREENLAND WINDS 25 TO 35 KT. SEAS
TO 8 FT.
.24 HOUR FORECAST N OF 62N W OF 51W WINDS 25 TO 40 KT. SEAS 8 TO
14 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.SYNOPSIS AND FORECAST.

.LOW 42N53W 1007 MB MOVING NE 20 KT. WITHIN 240 NM S AND SE AND N
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.24 HOUR FORECAST FROM 32N TO 37N BETWEEN 71W AND 76W WINDS TO 25
KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST NEW LOW 37N62W 1010 MB. WITHIN 300 NM W
SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 9 FT.

.48 HOUR FORECAST FROM 31N TO 46N BETWEEN 45W AND 55W WINDS TO 25
KT. SEAS TO 11 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 59N BETWEEN 41W
AND 37W AND N OF 64N W OF 56W.
.24 HOUR FORECAST DENSE FOG FROM 42N TO 51N BETWEEN 46W AND 60W
AND N OF 65N W OF 54W.
.48 HOUR FORECAST DENSE FOG WITHIN 240 NM EITHER SIDE OF A LINE
FROM 54N41W TO 41N54W AND FROM 51N TO 55N BETWEEN 51W AND 56W.

.LIGHT FREEZING SPRAY N OF A LINE FROM 62N51W TO 65N56W.
.24 HOUR FORECAST CONDITIONS IMPROVED.
.48 HOUR FORECAST LIGHT FREEZING SPRAY N OF 61N W OF 54W.

.FORECASTER COLLINS. 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 1800 UTC SAT MAY 11.
24 HOUR FORECAST VALID 1800 UTC SUN MAY 12.
48 HOUR FORECAST VALID 1800 UTC MON MAY 13.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N72W TO 27N80W. WITHIN 31N63.5W TO
31N69.5W TO 30N69W TO 30N67W TO 30N65W TO 31N63.5W SW WINDS 20 TO
25 KT. SEAS 8 TO 10 FT. SCATTERED TSTMS WITHIN 180 NM E OF FRONT
BETWEEN 67W AND 79W.
.18 HOUR FORECAST COLD FRONT WEAKENING FROM 31N64W TO 25.5N80W.
CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN 03 HOUR FORECAST WITHIN 17N84W TO 17N85W TO 17N86W TO
16N86W TO 16N84W TO 17N84W E WINDS 20 TO 25 KT. SEAS LESS THAN 8
FT.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST WITHIN 17N85W TO 18N85W TO 17N87W TO 16N86W TO
16N85W TO 17N85W E WINDS 20 TO 30 KT. SEAS BUILDING TO 8 TO 10
FT.
.48 HOUR FORECAST WITHIN 18N85W TO 19N87W TO 18N87W TO 17N87W TO
17N86W TO 17N85W TO 18N85W E TO SE WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.

.CARIBBEAN 42 HOUR FORECAST WITHIN 13N70W TO 14N72W TO 13N74W TO
12N75W TO 12N72W TO 11N70W TO 13N70W...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 06 HOUR FORECAST WITHIN 22N87W TO 22N88W TO
21N90W TO 22N90W TO 21N91W TO 19N91W TO 22N87W...INCLUDING
WITHIN 60 NM OF COAST OF CAMPECHE...NE TO E WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.27 HOUR FORECAST WITHIN 22N87W TO 23N88W TO 22N90W TO 21N90W TO
22N88W TO 21N87W TO 22N87W NE TO E WINDS 20 TO 30 KT. SEAS LESS
THAN 8 FT.
.48 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 LEWITSKY. NATIONAL HURRICANE CENTER.

$$