National Weather Service Marine Forecast FZNT01 KWBC

FZNT01 KWBC 160340
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC SAT MAY 16 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CCODE/1:31:04:01:00/AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).

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 16. 24 HOUR FORECAST VALID 0000 UTC MAY 17. 48 HOUR FORECAST VALID 0000 UTC MAY 18.

.WARNINGS.

GALE WARNING

.COMPLEX LOW WITH MAIN CENTER NEAR 46N59W MOVING NE 20 KT. WITHIN 300 NM NW OF A LINE FROM 45N42W TO 34N59W WINDS 25 TO 35 KT. SEAS 3 TO 5.5 M. ELSEWHERE S OF 50N BETWEEN 39W AND 70W WINDS TO 25 KT. SEAS 2.5 TO 4.5 M. .24 HOUR FORECAST LOW 51N50W 989 MB. FROM 39N TO 48N BETWEEN 38W AND 57W...AND FROM 51N TO 54N BETWEEN 44W AND 54W WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M...HIGHEST S OF CENTER. ELSEWHERE FROM 35N TO 55N BETWEEN 37W AND 59W WINDS TO 25 KT. SEAS 2.5 TO 4 M. .48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER NEAR 53N40W 985 MB. BETWEEN 120 NM AND 300 NM N...W...AND S QUADRANTS...AND FROM 42N TO 49N E OF 46W WINDS 25 TO 40 KT. SEAS 3 TO 7.5 M...HIGHEST NEAR 46N37W. ELSEWHERE FROM 37N TO 59N E OF 49W WINDS TO 25 KT. SEAS 2.5 TO 5 M...HIGHEST S OF CENTER.

GALE WARNING

.COMPLEX LOW WITH MAIN CENTER NEAR 62N38W 992 MB AND NEARLY STATIONARY. FROM 55N TO 60N E OF 44W WINDS 25 TO 40 KT. SEAS 3.5 TO 5.5 M. ELSEWHERE N OF 45N E OF A LINE FROM 45N41W TO 60N48W TO 66N35W WINDS TO 25 KT. SEAS 2.5 TO 5.5 M....HIGHEST NEAT 57N35W. .24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER NEAR 62N36W 996 MB. N OF 64N E OF GREENLAND WINDS 20 TO 30 KT. SEAS TO 4 M. ELSEWHERE E OF A LINE FROM 54N35W TO 59N43W TO 66N35W WINDS TO 25 KT. SEAS TO 3.5 M. .48 HOUR FORECAST LOW 63N37W 1006 MB. N OF 60N E OF GREENLAND WINDS TO 25 KT. SEAS TO 3 M.

GALE WARNING

.42 HOUR FORECAST COMPLEX LOW JUST INLAND WITH MAIN CENTER NEAR 54N60W 990 MB. W OF 60W WITHIN THE GULF OF SAINT LAWRENCE WINDS 25 TO 35 KT. SEAS TO 2.5 M. .48 HOUR FORECAST COMPLEX LOW JUST INLAND WITH MAIN CENTER NEAR 54N59W 993 MB. FROM 38N TO 63N BETWEEN 49W AND 67W WINDS 20 TO 30 KT. SEAS TO 3 M.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 41N TO 50N BETWEEN 46W AND 61W...FROM 60N TO 63N BETWEEN 52W AND 59W...AND N OF 62N BETWEEN 37W AND 55W. .24 HOUR FORECAST DENSE FOG FROM 46N TO 54N BETWEEN 38W AND 55W...AND FROM 54N TO 58N BETWEEN 53W AND 58W. .48 HOUR FORECAST DENSE FOG FROM 46N TO 53N BETWEEN 49W AND 55W...AND FROM 60N TO 62N W OF 55W.

.FORECASTER POCHE. 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 MAY 16. 24 HOUR FORECAST VALID 0000 UTC SUN MAY 17. 48 HOUR FORECAST VALID 0000 UTC MON MAY 18.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 20N35W TO 22N49W TO 15N61W TO 09N59W TO 06N52W TO 07N35W TO 20N35W...INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL. .24 HOUR FORECAST WITHIN 21N37W TO 22N50W TO 14N61W TO 10N61W TO 06N53W TO 07N35W TO 21N37W...INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL. .48 HOUR FORECAST WITHIN 20N42W TO 18N61W TO 12N60W TO 07N53W TO 09N41W TO 13N45W TO 20N42W...INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL.

.ATLC WITHIN 31N62W TO 31N65W TO 30N64W TO 30N63W TO 31N62W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SW TO W SWELL. .06 HOUR FORECAST CONDITIONS IMPROVE.

.CARIBBEAN WITHIN 16N73W TO 16N78W TO 13N79W TO 12N75W TO 13N70W TO 16N73W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. .24 HOUR FORECAST WITHIN 14N73W TO 16N77W TO 15N81W TO 13N82W TO 11N80W TO 12N74W TO 14N73W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. .48 HOUR FORECAST WITHIN 14N70W TO 15N74W TO 15N77W TO 12N80W TO 12N75W TO 11N71W TO 14N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M.

.CARIBBEAN 18 HOUR FORECAST WITHIN 16N85W TO 17N85W TO 17N87W TO 16N87W TO 16N85W...INCLUDING THE GULF OF HONDURAS...E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST WITHIN 17N86W TO 18N87W TO 16N88W TO 16N86W TO 17N86W...INCLUDING THE GULF OF HONDURAS...E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

.GULF OF AMERICA 18 HOUR FORECAST WITHIN 23N88W TO 23N90W TO 21N90W TO 22N89W TO 21N88W TO 22N88W TO 23N88W E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST WITHIN 23N88W TO 23N90W TO 22N91W TO 22N90W TO 21N89W TO 22N88W TO 23N88W E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

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

.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.