METAREA 4 bulletinset


HIGH SEAS FORECAST
FZNT01 KWBC 010410

HSFAT1

HIGH SEAS FORECAST FOR METAREA IV

NWS OCEAN PREDICTION CENTER WASHINGTON DC

0430 UTC FRI MAY 01 2026

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC MAY 01.

24 HOUR FORECAST VALID 0000 UTC MAY 02.

48 HOUR FORECAST VALID 0000 UTC MAY 03.

.WARNINGS.

...GALE WARNING...

.COMPLEX LOW WITH MAIN CENTER 44N68W 1004 MB MOVING NE 10 KT.

WITHIN 360 NM E AND NE QUADRANTS AND W OF A LINE FROM 47N54W TO

50N64W WINDS 20 TO 30 KT. SEAS TO 3 M.

.24 HOUR FORECAST LOW 47N65W 1004 MB. WITHIN 240 NM NE QUADRANT

WINDS 25 TO 35 KT. SEAS TO 4 M. ELSEWHERE WITHIN 300 NM E AND NE

OF A LINE FROM 50N66W TO 40N59W WINDS 20 TO 30 KT. SEAS TO 3.5

M.

.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

...GALE WARNING...

.FROM 55N TO 61N BETWEEN 35W AND 47W WINDS TO 25 KT. SEAS TO 3.5

M.

.24 HOUR FORECAST FROM 56N TO 60N BETWEEN 35W AND 45W WINDS TO 25

KT. SEAS TO 2.5 M.

.48 HOUR FORECAST FROM 58N TO 60N BETWEEN 40W AND 44W WINDS 25 TO

35 KT. SEAS TO 3.5 M. ELSEWHERE FROM 56N TO 61N BETWEEN 35W AND

45W WINDS 20 TO 30 KT. SEAS TO 3 M.

...GALE WARNING...

.48 HOUR FORECAST LOW 36N72W 998 MB. WITHIN 180 NM SE QUADRANT

WINDS 25 TO 35 KT. SEAS TO 3 M. ELSEWHERE FROM 31N TO 38N W OF

65W WINDS 20 TO 30 KT. SEAS TO 3 M.

.SYNOPSIS AND FORECAST.

.FROM 33N TO 40N BETWEEN 35W AND 56W WINDS TO 25 KT. SEAS TO 4.5

M.

.24 HOUR FORECAST FROM 35N TO 44N BETWEEN 35W AND 45W WINDS TO 25

KT. SEAS TO 3 M.

.48 HOUR FORECAST FROM 35N TO 43N BETWEEN 35W AND 44W WINDS TO 25

KT. SEAS TO 3 M.

.FROM 41N TO 49N BETWEEN 35W AND 48W WINDS TO 25 KT. SEAS TO 3.5

M.

.24 HOUR FORECAST CONDITIONS DIMINISHED.

.LIGHT FREEZING SPRAY N OF 61N W OF 52W.

.24 HOUR FORECAST LIGHT FREEZING SPRAY N OF 62N W OF GREENLAND.

.48 HOUR FORECAST LIGHT FREEZING SPRAY N OF 62N W OF 54W.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 39N TO 45N

BETWEEN 60W AND 72W...FROM 42N TO 46N BETWEEN 48W AND 53W...AND W

OF A LINE FROM 55N55W TO 58N57W.

.24 HOUR FORECAST DENSE FOG WITHIN AN AREA BOUNDED BY A LINE FROM

41N66W TO 44N43W TO 53N52W TO 45N67W TO 41N66W.

.48 HOUR FORECAST DENSE FOG NW AND W OF A LINE FROM 43N60W TO

43N48W TO 49N43W TO 63N54W.

.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 AMERICA

SYNOPSIS VALID 0000 UTC FRI MAY 1.

24 HOUR FORECAST VALID 0000 UTC SAT MAY 2.

48 HOUR FORECAST VALID 0000 UTC SUN MAY 3.

.WARNINGS.

...GULF OF AMERICA GALE WARNING...

.24 HOUR FORECAST COLD FRONT JUST OFF SW LOUISIANA AND TEXAS.

WITHIN 30N93W TO 30N94W TO 29N95W TO 29N97W TO 28N97W TO 29N95W

TO 30N93W N TO NE WINDS 20 TO 30 KT. FREQUENT GUSTS TO GALE FORCE

POSSIBLE. SEAS LESS THAN 2.5 M.

.33 HOUR FORECAST COLD FRONT FROM 30.5N86.5W TO 22.5N97.5W.

WITHIN 30N88W TO 30N89W TO 30N94W TO 28N97W TO 22N98W TO 27N93W

TO 30N88W N TO NE WINDS 20 TO 30 KT...EXCEPT TO 35 KT S OF 26N.

SEAS 2.5 TO 3.5 M.

.48 HOUR FORECAST COLD FRONT FROM 29N82.5W TO 20N94.5W TO

18.5N93W. WITHIN 20N95W TO 21N95W TO 21N97W TO 19N96W TO 19N95W

TO 20N95W...INCLUDING WITHIN 60 NM OF COAST OF VERACRUZ...NW TO

N WINDS 30 TO 40 KT. SEAS 3.0 TO 4.5 M. ELSEWHERE WITHIN 26N88W

TO 29N88W TO 27N97W TO 22N98W TO 19N93W TO 22N93W TO 26N88W N TO

NE WINDS 20 TO 30 KT. SEAS 2.5 TO 4.0 M.

.SYNOPSIS AND FORECAST.

.ATLC DISSIPATING COLD FRONT FROM 31N37W TO 21N56W. WITHIN

31N35W TO 31N37W TO 29N37W TO 28N37W TO 27N36W TO 29N35W TO

31N35W SW WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN

31N37W TO 31N56W TO 26N54W TO 27N46W TO 25N44W TO 27N35W TO

31N37W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL.

.24 HOUR FORECAST FRONT DISSIPATED. WITHIN 31N35W TO 31N49W TO

30N47W TO 29N41W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M

IN W TO NW SWELL.

.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS

LESS THAN 2.5 M.

.ATLC 39 HOUR FORECAST COLD FRONT JUST W AND NW OF AREA. WITHIN

31N75W TO 31N80W TO 30N80W TO 29N77W TO 31N75W SW WINDS 20 TO 25

KT. SEAS LESS THAN 2.5 M.

.48 HOUR FORECAST COLD FRONT FROM 31N77.5W TO 28.5N80.5W. WITHIN

31N72W TO 31N77W TO 30N78W TO 30N75W TO 31N72W SW WINDS 20 TO 25

KT. SEAS LESS THAN 2.5 M.

.CARIBBEAN WITHIN 17N85W TO 17N86W TO 18N87W TO 17N87W TO 16N87W

TO 16N85W TO 17N85W E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

.24 HOUR FORECAST LITTLE CHANGE...EXCEPT WINDS TO 30 KT.

.36 HOUR FORECAST WITHIN 18N85W TO 19N85W TO 19N87W TO 18N87W TO

17N87W TO 16N85W TO 18N85W...INCLUDING THE GULF OF HONDURAS...

SE WINDS 20 TO 25 KT. SEAS 2.5 M.

.48 HOUR FORECAST LITTLE CHANGE.

.CARIBBEAN WITHIN 12N70W TO 13N74W TO 11N75W TO 12N73W TO 11N72W

TO 11N70W TO 12N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E

WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M...EXCEPT TO 2.5 M NEAR

11.5N75W TONIGHT.

.24 HOUR FORECAST LITTLE CHANGE.

.48 HOUR FORECAST LITTLE CHANGE.

.GULF OF AMERICA WITHIN 23N89W TO 22N91W TO 20N92W TO 20N91W TO

21N90W TO 22N88W TO 23N89W...INCLUDING WITHIN 60 NM OF COAST OF

CAMPECHE...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

.06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS

LESS THAN 2.5 M.

.24 HOUR FORECAST WITHIN 23N87W TO 23N88W TO 23N89W TO 22N89W TO

21N87W TO 23N87W SE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS

LESS THAN 2.5 M.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.

$$