FZNT01 KWBC 280416

HSFAT1



HIGH SEAS FORECAST FOR METAREA IV

NWS OCEAN PREDICTION CENTER WASHINGTON DC

0430 UTC SAT MAR 28 2026



CCODE/2:31:04:01:00/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 CLIMATOLOGY OF THE NORTH

ATLANTIC, HIGH SEAS FORECASTS WILL ONCE AGAIN INCLUDE ALL

FORECASTS OF WINDS 20 TO 30 KNOTS AND SEAS 2.5 METERS OR

GREATER.



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 28.

24 HOUR FORECAST VALID 0000 UTC MAR 29.

48 HOUR FORECAST VALID 0000 UTC MAR 30.



.WARNINGS.



...HURRICANE FORCE WIND WARNING...

.LOW 56N51W 967 MB MOVING N 20 KT. FROM 58N TO 60N BETWEEN 53W

AND 43W...AND WITHIN 240 NM EITHER SIDE OF A LINE FROM 47N44W TO

58N37W...WINDS 40 TO 55 KT. SEAS 4 TO 10 M...HIGHEST NEAR 53N43W.

ELSEWHERE FROM 43N TO 61N BETWEEN 66W AND 35W...AND FROM 40N TO

43N BETWEEN 60W AND 50W...WINDS 25 TO 40 KT. SEAS 3 TO 8 M.

.06 HOUR FORECAST LOW 58N50W 957 MB. FROM 53N TO 55N BETWEEN 54W

AND 49W...AND FROM 59N TO 61N BETWEEN 48W AND 43W...WINDS 50 TO

70 KT. SEAS 4 TO 7 M.

.24 HOUR FORECAST ORIGINAL LOW DISSIPATED AND NEW LOW FORMED

62N38W 962 MB. WITHIN 300 NM S QUADRANT...AND NW OF A LINE FROM

63N41W TO 64N35W...WINDS 50 TO 70 KT. SEAS 7 TO 12.5 M. ELSEWHERE

FROM 53N TO 59N BETWEEN 56W AND 35W WINDS 40 TO 60 KT. SEAS 6 TO

12 M. ELSEWHERE FROM 52N TO 65N BETWEEN 60W AND 43W...AND FROM

52N TO 62N BETWEEN 43W AND 35W...WINDS 25 TO 40 KT. SEAS 4 TO 9

M. ELSEWHERE FROM 45N TO 65N BETWEEN 51W AND 35W WINDS 20 TO 30

KT. SEAS 3 TO 7 M.

.48 HOUR FORECAST LOW E OF AREA 64N31W 991 MB. FROM 59N TO 63N

BETWEEN 43W AND 35W WINDS 25 TO 40 KT. SEAS 4 TO 7.5 M. ELSEWHERE

FROM 53N TO 60N BETWEEN 47W AND 35W WINDS 20 TO 30 KT. SEAS 3 TO

7 M.



...GALE WARNING...

.LOW 61N59W 991 MB MOVING NE 15 KT. FROM 61N TO 64N BETWEEN 60W

AND 54W WINDS 25 TO 35 KT. SEAS TO 4 M.

.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS ABSORBED BY LOW

62N38W DESCRIBED IN HURRICANE FORCE WIND WARNING ABOVE.



...GALE WARNING...

.12 HOUR FORECAST NEW LOW NEAR 38N63W 1012 MB. FRONT EXTENDS SW

FROM LOW TO 30N79W. WITHIN 240 NM NW OF FRONT WINDS 25 TO 35 KT.

SEAS LESS THAN 4 M.

.24 HOUR FORECAST LOW 40N57W 1009 MB. FRONT EXTENDS SW FROM LOW

TO 30N70W. WITHIN 180 NM ALL QUADRANTS OF LOW...AND BETWEEN FRONT

AND A LINE FROM 31N82W TO 43N62W...WINDS 25 TO 40 KT. SEAS TO 4.5

M.

.48 HOUR FORECAST LOW 51N41W 1005 MB. FRONT EXTENDS SW FROM LOW

CENTER TO 39N46W TO 31N54W. WITHIN 180 NM ALL QUADRANTS OF

LOW...AND BETWEEN FRONT AND A LINE FROM 31N64W TO 51N46W...WINDS

25 TO 35 KT. SEAS 3 TO 6 M. ELSEWHERE FROM 43N TO 54N BETWEEN 46W

AND 35W WINDS 20 TO 30 KT. SEAS 3 TO 6 M.



...HEAVY FREEZING SPRAY WARNING...

.MODERATE TO HEAVY FREEZING SPRAY IN THE GULF OF SAINT LAWRENCE W

OF 60W...AND NW OF A LINE FROM 62N59W TO 65N52W. ELSEWHERE LIGHT

TO MODERATE FREEZING SPRAY NW...W...AND N OF A LINE FROM 44N58W

TO 52N49W TO 56N56W TO 61N54W TO 60N45W...AND N OF 63N E OF

GREENLAND.

.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N AND W OF A

LINE FROM 49N62W TO 50N51W TO 54N49W TO 59N56W TO 65N52W.

ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N AND W OF A LINE FROM

42N67W TO 47N48W TO 57N40W TO 58N50W TO 61N47W...AND N OF 64N E

OF GREENLAND.

.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY NW OF A LINE

FROM 63N57W TO 65N52W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY

INSIDE OF A LINE FROM 44N60W TO 44N49W TO 65N35W.



.SYNOPSIS AND FORECAST.



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 56N TO 60N

BETWEEN 55W AND 40W...AND WITHIN 120 NM EITHER SIDE OF A LINE

FROM 43N52W TO 49N47W.

.24 HOUR FORECAST DENSE FOG W OF A LINE FROM 65N53W TO 61N56W TO

56N49W...AND WITHIN 180 NM EITHER SIDE OF A LINE FROM 41N57W TO

47N42W.

.48 HOUR FORECAST DENSE FOG N OF 63N E OF GREENLAND...AND WITHIN

120 NM EITHER SIDE OF A LINE FROM 45N46W TO 52N43W TO 54N35W.



.FORECASTER CONNELLY. 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 SAT MAR 28.

24 HOUR FORECAST VALID 0000 UTC SUN MAR 29.

48 HOUR FORECAST VALID 0000 UTC MON MAR 30.



.WARNINGS.



...ATLC GALE WARNING...

.15 HOUR FORECAST COLD FRONT FROM 31N76W TO 29N81W. WITHIN

31N76W TO 31N81W TO 30N81W TO 30N80W TO 31N77W TO 31N76W N TO NE

WINDS 25 TO 30 KT. SEAS 2.5 TO 3.0 M.

.18 HOUR FORECAST COLD FRONT FROM 31N73W TO 29N81W. WITHIN 31N74W

TO 31N81W TO 29N81W TO 30N77W TO 31N74W NE WINDS 25 TO 35 KT.

SEAS 2.5 TO 3.5 M.

.24 HOUR FORECAST COLD FRONT FROM 31N68W TO 27N80W. WITHIN

29N78W TO 30N79W TO 29N80W TO 28N78W TO 29N78W NE WINDS 30 TO 35

KT. SEAS 2.5 TO 4.5 M. WITHIN 31N69W TO 31N81W TO 28N81W TO

28N79W TO 29N72W TO 31N69W NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0

M.

.30 HOUR FORECAST COLD FRONT FROM 31N64W TO 26N80W. WITHIN 31N66W

TO 31N81W TO 27N80W TO 27N77W TO 29N71W TO 31N66W NE WINDS 20 TO

30 KT. SEAS 2.5 TO 4.5 M IN N SWELL.

.48 HOUR FORECAST COLD FRONT FROM 31N55W TO 20N73W. WITHIN

31N54W TO 31N81W TO 25N80W TO 21N73W TO 24N63W TO

31N54W...INCLUDING

ATLANTIC EXPOSURES...NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5

M IN N TO NE SWELL.



.SYNOPSIS AND FORECAST.



.ATLC 30 HOUR FORECAST WITHIN 30N35W TO 29N37W TO 26N37W TO

25N36W TO 25N35W TO 30N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0

M IN NE TO E SWELL.

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

2.5 TO 3.0 M IN NE TO E SWELL.



.ATLC AND CARIBBEAN 24 HOUR FORECAST WITHIN 20N73W TO 20N75W TO

19N75W TO 18N75W TO 19N73W TO 20N73W NE WINDS 20 TO 25 KT. SEAS

LESS THAN 2.5 M.

.27 HOUR FORECAST WITHIN 21N79W TO 22N81W TO 22N82W TO 20N82W TO

19N80W TO 20N78W TO 21N79W NE WINDS 20 TO 25 KT. SEAS LESS THAN

2.5 M. WITHIN 20N73W TO 20N74W TO 19N75W TO 18N75W TO 18N74W TO

19N74W TO 20N73W NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

.48 HOUR FORECAST WITHIN 21N77W TO 21N79W TO 22N80W TO 21N80W TO

19N78W TO 20N76W TO 21N77W...INCLUDING BETWEEN CUBA AND

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

WITHIN 20N73W TO 20N74W TO 19N76W TO 18N76W TO 18N74W TO

20N73W NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. WITHIN 19N70W

TO 18N71W TO 17N71W TO 17N70W TO 18N69W TO 19N70W NE WINDS 20 TO

25 KT. SEAS LESS THAN 2.5 M.



.CARIBBEAN WITHIN 13N71W TO 13N75W TO 11N76W TO 12N73W TO 11N72W

TO 12N69W TO 13N71W...INCLUDING THE GULF OF VENEZUELA... NE TO E

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

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

LESS THAN 2.5 M.

.24 HOUR FORECAST WITHIN 12N73W TO 12N74W TO 12N75W TO 11N76W

TO 10N76W TO 11N75W TO 12N73W NE WINDS 20 TO 30 KT. SEAS 2.5 M.

.48 HOUR FORECAST WITHIN 12N74W TO 13N75W TO 12N76W TO 10N76W TO

11N75W TO 12N74W NE WINDS 25 TO 30 KT. SEAS 2.5 M TO 3.0 M.



.GULF OF AMERICA WITHIN 20N91W TO 21N90W TO 21N91W TO 20N92W TO

19N92W TO 19N91W TO 20N91W...INCLUDING WITHIN 60 NM OF COAST OF

CAMPECHE...N TO NE 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.

.21 HOUR FORECAST WITHIN 21N90W TO 22N91W TO 21N92W TO 20N92W

TO 19N91W TO 21N90W...INCLUDING WITHIN 60 NM OF COAST OF

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

.24 HOUR FORECAST WITHIN 21N90W TO 21N92W TO 19N92W TO 19N91W

TO 20N91W TO 21N90W...INCLUDING WITHIN 60 NM OF COAST OF

CAMPECHE...N TO NE 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.LESS

THAN



.GULF OF AMERICA 09 HOUR FORECAST WITHIN 31N88W TO 29N91W TO

30N95W TO 29N95W TO 28N91W TO 29N88W TO 31N88W N TO NE WINDS 20

TO 25 KT. SEAS LESS THAN 2.5 M.

.24 HOUR FORECAST WITHIN 29N83W TO 30N84W TO 30N86W TO 29N86W TO

27N85W TO 27N83W TO 29N83W NE TO E WINDS 20 TO 30 KT. SEAS TO

2.5 M.

.48 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 RAMOS. NATIONAL HURRICANE CENTER.



$$