METAREA 4 bulletinset


HIGH SEAS FORECAST
FZNT01 KWBC 121539

HSFAT1

HIGH SEAS FORECAST FOR METAREA IV

NWS OCEAN PREDICTION CENTER WASHINGTON DC

1630 UTC TUE MAY 12 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC MAY 12.

24 HOUR FORECAST VALID 1200 UTC MAY 13.

48 HOUR FORECAST VALID 1200 UTC MAY 14.

.WARNINGS.

...GALE WARNING...

.LOW 62N60W 996 MB MOVING NE 10 KT. WITHIN 90 NM NE AND E OF A

LINE FROM 64N54W TO 61N50W WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.

ELSEWHERE FROM 55N TO 66N BETWEEN 45W AND 59W WINDS TO 25 KT.

SEAS TO 3 M.

.24 HOUR FORECAST LOW 65N57W 1006 MB. N OF 64N W OF GREENLAND

WINDS 20 TO 30 KT. SEAS TO 3 M.

.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

...GALE WARNING...

.LOW 44N60W 1006 MB MOVING NE 20 KT. FRONT EXTENDS FROM LOW TO

36N64W TO 31N74W. WITHIN 240 NM NW OF FRONT S OF 41N WINDS 20 TO

30 KT. SEAS TO 3 M. ELSEWHERE FROM 36N TO 48N BETWEEN 43W AND

59W WINDS TO 25 KT. SEAS TO 2.5 M.

.12 HOUR FORECAST LOW 49N56W 1001 MB. WITHIN 240 NM NE OF A LINE

FROM 50N54W TO 35N47W AND FROM 38N TO 44N BETWEEN 57W AND 61W

WINDS 25 TO 35 KT. SEAS 2.5 TO 3.5 M.

.24 HOUR FORECAST LOW 50N54W 994 MB. WITHIN 540 NM NE...780 NM

SE...AND 480 NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5

M. ELSEWHERE FROM 37N TO 59N BETWEEN 38W AND 61W WINDS 20 TO 30

KT. SEAS 2.5 TO 4 M.

.48 HOUR FORECAST LOW 55N47W 986 MB. WITHIN 300 NM W SEMICIRCLE

AND 480 NM SE QUADRANT WINDS 25 TO 40 KT. SEAS 3 TO 6

M...HIGHEST NEAR 53N46W. ELSEWHERE FROM 42N TO 62N E OF 58W

WINDS 20 TO 30 KT. SEAS TO 3.5 M.

.48 HOUR FORECAST NEW LOW 34N69W 1004 MB. WITHIN 300 NM E

QUADRANT WINDS 25 TO 35 KT. SEAS 2.5 TO 3.5 M.

.SYNOPSIS AND FORECAST.

.LOW 62N39W 997 MB MOVING SE 25 KT. N OF 59N E OF 42W WINDS TO

25 KT. SEAS 2.5 TO 3.5 M...HIGHEST NEAR 62N35W.

.24 HOUR FORECAST LOW WELL E OF THE AREA. CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 49N

BETWEEN 46W AND 62W...AND N OF A LINE FROM 60N59W TO 64N57W TO

64N55W TO 60N51W TO 60N47W.

.24 HOUR FORECAST DENSE FOG FROM 54N TO 61N BETWEEN 37W AND

56W...FROM 45N TO 54N BETWEEN 49W AND 60W...AND N OF 64N W OF

52W.

.48 HOUR FORECAST DENSE FOG FROM 52N TO 57N BETWEEN 44W AND

55W...N OF 59N E OF GREENLAND...AND WITHIN 60 NM E OF A LINE

FROM 57N52W TO 63N52W.

.FORECASTER HYDE. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND

GULF OF AMERICA

SYNOPSIS VALID 1200 UTC TUE MAY 12.

24 HOUR FORECAST VALID 1200 UTC WED MAY 13.

48 HOUR FORECAST VALID 1200 UTC THU MAY 14.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 14N35W TO 15N38W TO 12N53W TO 07N54W TO 07N35W TO

14N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL.

.24 HOUR FORECAST WITHIN 22N35W TO 20N49W TO 11N56W TO 06N53W TO

07N35W TO 22N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE

SWELL.

.48 HOUR FORECAST WITHIN 23N35W TO 23N49W TO 17N57W TO 06N56W TO

07N35W TO 23N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE

SWELL.

.ATLC 06 HOUR FORECAST WITHIN 31N76W TO 31N81.5W TO 30.5N81.5W

TO 30.5N79.5W TO 30.5N79W TO 31N76.5W TO 31N76W NE TO E WINDS 20

TO 25 KT. SEAS 2.5 TO 3.0 M.

.24 HOUR FORECAST WITHIN 31N76W TO 31N81W TO 29N80W TO 29N78W TO

30N77W TO 31N76W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.

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

LESS THAN 2.5 M.

.ATLC 42 HOUR FORECAST WITHIN 31N66W TO 31N72W TO 30N71W TO

29N70W TO 29N68W TO 31N66W S TO SW WINDS 20 TO 25 KT. SEAS 2.5

TO 3.0 M.

.48 HOUR FORECAST WITHIN 31N63W TO 31N70W TO 29N70W TO 27N69W TO

28N65W TO 31N63W S TO SW WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.

.CARIBBEAN WITHIN 14N70W TO 15N74W TO 14N76W TO 12N78W TO 11N75W

TO 11N71W TO 14N70W...INCLUDING THE GULF OF VENEZUELA... E WINDS

20 TO 25 KT. SEAS 2.5 TO 3.0 M.

.24 HOUR FORECAST WITHIN 14N70W TO 14N73W TO 13N76W TO 11N76W TO

12N73W TO 12N69W TO 14N70W...INCLUDING THE GULF OF VENEZUELA...

E WINDS 20 TO 25 KT. SEAS 2.5 M.

.48 HOUR FORECAST WITHIN 13N67W TO 15N72W TO 14N75W TO 13N75W TO

11N73W TO 11N66W TO 13N67W...INCLUDING THE GULF OF VENEZUELA...

E WINDS 20 TO 25 KT. SEAS 2.5 M.

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

$$

.FORECASTER AL. NATIONAL HURRICANE CENTER.