METAREA 4 bulletinset


HIGH SEAS FORECAST
FZNT01 KWBC 291603

HSFAT1

HIGH SEAS FORECAST FOR METAREA IV

NWS OCEAN PREDICTION CENTER WASHINGTON DC

1630 UTC WED APR 29 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 APR 29.

24 HOUR FORECAST VALID 1200 UTC APR 30.

48 HOUR FORECAST VALID 1200 UTC MAY 01.

.WARNINGS.

...GALE WARNING...

.FROM 57N TO 60N E OF 45W WINDS 25 TO 40 KT. SEAS 2.5 TO 5.5 M.

.24 HOUR FORECAST NEW LOW 62N37W 1008 MB. WITHIN 300 NM S

QUADRANT WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.

.48 HOUR FORECAST LOW DISSIPATED. FROM 56N TO 60N E OF 43W WINDS

TO 25 KT. SEAS TO 3 M.

...GALE WARNING...

.COMPLEX LOW WITH MAIN LOW 36N59W 1003 MB MOVING E 15 KT. WITHIN

240 NM N OF A LINE FROM 37N65W TO LOW TO 35N54W WINDS 25 TO 35

KT. SEAS 3 TO 5.5 M. ELSEWHERE FROM 31N TO 44N BETWEEN 50W AND

67W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M.

.24 HOUR FORECAST LOW 35N52W 1002 MB. WITHIN 420 NM N AND NE

QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE WITHIN

480 NM N AND NE QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.

.48 HOUR FORECAST LOW 35N42W 1006 MB. WITHIN 600 NM N AND NE

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

...GALE WARNING...

.FROM 38N TO 49N E OF 39W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M.

.12 HOUR FORECAST NEW LOW E OF THE AREA 41N32W 1005 MB. WITHIN

480 NM NW QUADRANT WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M.

.24 HOUR FORECAST LOW 40N35W 1009 MB. WITHIN 480 NM N AND NW

QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M.

.48 HOUR FORECAST LOW ABSORBED AND CONDITIONS DESCRIBED ABOVE

WITH LOW 35N42W.

.SYNOPSIS AND FORECAST.

.LIGHT FREEZING SPRAY N OF 60N W OF 45W.

.24 HOUR FORECAST LIGHT FREEZING SPRAY N OF 63N W OF GREENLAND.

.48 HOUR FORECAST LIGHT FREEZNING SPRAY N OF A LINE FROM 62N58W

TO 65N52W.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 58N TO 63N W

OF 50W.

.24 HOUR FORECAST CONDITIONS IMPROVED.

.48 HOUR FORECAST DENSE FOG N OF 39N BETWEEN 62W AND 68W.

.FORECASTER ROWLAND. 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 WED APR 29.

24 HOUR FORECAST VALID 1200 UTC THU APR 30.

48 HOUR FORECAST VALID 1200 UTC FRI MAY 1.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 31N46W TO 31N53W TO 27N50W TO 27N47W TO 27N46W TO

31N46W S TO SW WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. WITHIN

31N55W TO 31N70W TO 30N68W TO 28N59W TO 31N55W W TO NW WINDS 20

TO 25 KT. SEAS 2.5 TO 3.0 M.

.24 HOUR FORECAST WITHIN 31N35W TO 31N44W TO 29N44W TO 27N42W TO

28N35W TO 31N35W S TO SW WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.

WITHIN 31N43W TO 31N65W TO 27N59W TO 26N47W TO 31N43W WINDS 20 KT

OR LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL.

.48 HOUR FORECAST WITHIN 31N35W TO 31N51W TO 26N51W TO 25N49W TO

27N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW

SWELL.

.ATLC WITHIN 31N35W TO 31N43W TO 30N41W TO 29N36W TO 30N35W TO

31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL.

.24 HOUR FORECAST CONDITIONS MERGED.

.CARIBBEAN WITHIN 13N71W TO 13N74W TO 12N76W TO 11N76W TO 11N74W

TO 13N71W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

.24 HOUR FORECAST WITHIN 13N75W TO 13N76W TO 12N77W TO 11N76W TO

11N75W TO 12N75W TO 13N75W WINDS 20 KT OR LESS. SEAS 2.5 M IN NE

TO E SWELL.

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

LESS THAN 2.5 M.

.CARIBBEAN 36 HOUR FORECAST WITHIN 17N85W TO 17N86W TO 16N86W TO

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

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

LESS THAN 2.5 M.

.GULF OF AMERICA 09 HOUR FORECAST WITHIN 22N89W TO 23N90W TO

22N91W TO 21N90W TO 22N88W TO 22N89W NE TO E WINDS 20 TO 25 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 LITTLE CHANGE.

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

21N87W TO 22N87W...INCLUDING IN YUCATAN CHANNEL... E WINDS 20 TO

25 KT. SEAS LESS THAN 2.5 M.

.42 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 AL. NATIONAL HURRICANE CENTER.