METAREA 4 bulletinset


HIGH SEAS FORECAST
FZNT01 KWBC 110934

HSFAT1

HIGH SEAS FORECAST FOR METAREA IV

NWS OCEAN PREDICTION CENTER WASHINGTON DC

1030 UTC MON MAY 11 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC MAY 11.

24 HOUR FORECAST VALID 0600 UTC MAY 12.

48 HOUR FORECAST VALID 0600 UTC MAY 13.

.WARNINGS.

...GALE WARNING...

.LOW INLAND 50N65W 1010 MB MOVING N 15 KT THEN DISSIPATING.

WITHIN THE GULF OF SAINT LAWRENCE WINDS 25 TO 35 KT. SEAS 2.5 TO

3.5 M.

.24 HOUR FORECAST NEW LOW 61N62W 996 MB. WITHIN 120 NM OF THE W

GREENLAND COAST BETWEEN 47W AND 52W WINDS 25 TO 35 KT. SEAS 2.5

TO 3.5 M. ELSEWHERE BETWEEN 240 NM AND 540 NM E SEMICIRCLE WINDS

20 TO 30 KT. SEAS 2.5 TO 4 M.

.48 HOUR FORECAST LOW NEAR 64N57W 1002 MB. N OF 59N W OF 50W

WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M.

...GALE WARNING...

.LOW NE OF AREA 66N33W 994 MB MOVING SE 15 KT AND INTENSIFYING. N

OF 57N E OF 43W WINDS 25 TO 40 KT. SEAS 3 TO 4.5 M. ELSEWHERE N

OF 54N E OF 45W WINDS TO 25 KT. SEAS TO 3 M.

.24 HOUR FORECAST LOW WELL E OF AREA NEAR 64N22W 998 MB. FROM 58N

TO 61N E OF 42W WINDS 25 TO 35 KT. SEAS 3 TO 4 M. ELSEWHERE N OF

58N E OF 41W WINDS TO 25 KT. SEAS 2.5 TO 3.5 M.

.48 HOUR FORECAST LOW AND CONDITIONS WELL E OF AREA.

...GALE WARNING...

.48 HOUR FORECAST NEW COMPLEX LOW WITH MAIN CENTER NEAR 48N56W

1001 MB. BETWEEN 240 NM AND 600 NM S AND SW QUADRANTS...AND FROM

38N TO 55N BETWEEN 43W AND 52W WINDS 25 TO 35 KT. SEAS 2.5 TO 4

M...HIGHEST E OF CENTER. ELSEWHERE WITHIN 780 NM E

SEMICIRCLE...AND WITHIN 780 NM SW QUADRANT WINDS TO 25 KT. SEAS

TO 3 M.

.SYNOPSIS AND FORECAST.

.LOW 43N64W 1015 MB MOVING NE 10 KT. WITHIN 360 NM NE AND 420 NM

SE QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE FROM

36N TO 47N BETWEEN 58W AND 66W WINDS TO 25 KT. SEAS TO 2.5 M.

.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.N OF 58N BETWEEN 50W AND 58W AREA OF S WINDS TO 25 KT. SEAS TO 3

M.

.24 HOUR FORECAST CONDITIONS DIMINISHED.

.S OF 43N E OF 49W AREA OF NE TO E WINDS TO 25 KT. SEAS TO 3 M.

.24 HOUR FORECAST S OF 40N E OF 39W AREA OF NE TO E WINDS TO 25

KT. SEAS TO 3 M.

.48 HOUR FORECAST CONDITIONS E OF AREA.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 39N BETWEEN 60W

AND 72W...AND N OF 63N BETWEEN W GREENLAND COAST AND 58W.

.24 HOUR FORECAST DENSE FOG FROM 40N TO 56N BETWEEN 38W AND

65W...AND N OF 60N W OF GREENLAND.

.48 HOUR FORECAST DENSE FOG WITHIN 270 NM EITHER SIDE OF A LINE

FROM 40N56W TO 52N50W TO 57N35W.

.FORECASTER ANDERSON. 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 0600 UTC MON MAY 11.

24 HOUR FORECAST VALID 0600 UTC TUE MAY 12.

48 HOUR FORECAST VALID 0600 UTC WED MAY 13.

.WARNINGS.

...CARIBBEAN GALE WARNING...

.WITHIN 12N74W TO 12N75W TO 11N76W TO 11N75W TO 11N74W TO 12N74W

NE TO E WINDS 30 TO 40 KT. SEAS 2.5 TO 3.0 M. WITHIN 16N74W TO

13N80W TO 10N79W TO 12N74W TO 11N68W TO 12N67W TO

16N74W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO

30 KT. SEAS 2.5 TO 3.0 M.

.06 HOUR FORECAST WITHIN 13N70W TO 16N73W TO 16N77W TO 14N79W

TO 10N78W TO 11N70W TO 13N70W...INCLUDING THE GULF OF

VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.

.24 HOUR FORECAST WITHIN 14N70W TO 14N77W TO 12N79W TO 11N76W

TO 12N73W TO 11N67W TO 14N70W...INCLUDING THE GULF OF

VENEZUELA...E WINDS 20 TO 30 KT. SEAS TO 2.5 M.

.48 HOUR FORECAST WITHIN 14N70W TO 13N76W TO 11N75W TO 12N72W TO

11N72W TO 12N70W TO 14N70W...INCLUDING THE GULF OF VENEZUELA...

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

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 09N50W TO 08N53W TO 07N52W TO 07N51W TO 07N46W TO

09N50W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL.

.24 HOUR FORECAST WITHIN 11N36W TO 11N46W TO 09N55W TO 06N52W TO

08N38W TO 11N36W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO

E SWELL.

.48 HOUR FORECAST WITHIN 11N37W TO 13N41W TO 13N49W TO 09N57W TO

06N52W TO 08N37W TO 11N37W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0

M IN NE SWELL.

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

TO 17N85W TO 18N86W...INCLUDING THE GULF OF HONDURAS...E TO SE

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.

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

.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.

$$