Bulletinset for METAREA 4 Edition date (UTC): 2025-05-11 06:55:55 ============================ HIGH SEAS FORECAST ============================ FZNT01 KWBC 110354 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 0430 UTC SUN MAY 11 2025 CCODE/1:31:04:01:00/AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC MAY 11. 24 HOUR FORECAST VALID 0000 UTC MAY 12. 48 HOUR FORECAST VALID 0000 UTC MAY 13. .WARNINGS. ...STORM WARNING... .LOW 47N63W 999 MB MOVING NE 15 KT. WITHIN 540 NM S SEMICIRCLE WINDS 25 TO 35 KT. SEAS 8 TO 14 FT. ALSO WITHIN 660 NM SE...960 NM S...AND 720 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. ELSEWHERE WITHIN 120 NM NE SEMICIRCLE AREA OF SE WINDS TO 25 KT. SEAS TO 8 FT. .24 HOUR FORECAST LOW 52N56W 988 MB. WITHIN 360 NM N QUADRANT AREA OF N TO NE WINDS 35 TO 45 KT. SEAS 9 TO 17 FT. ALSO WITHIN 420 NM N AND SE...540 NM E...AND 480 NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 15 FT. ELSEWHERE WITHIN 600 NM N...720 NM E...960 NM SE...1080 NM S...AND 900 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 10 FT. .36 HOUR FORECAST LOW 55N54W 985 MB. WITHIN 300 NM NW AND 180 NM SW QUADRANTS AREA OF NW TO N WINDS 40 TO 50 KT. SEAS 11 TO 22 FT. .48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 53N51W 985 MB. FROM 49N TO 58N BETWEEN 51W AND 57W AREA OF NW TO N WINDS 40 TO 50 KT. SEAS 14 TO 27 FT. ALSO N OF 42N BETWEEN 50W AND 59W WINDS 25 TO 40 KT. SEAS 9 TO 18 FT. AND WITHIN 360 NM E...960 NM S...AND 720 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 14 FT...HIGHEST E AND S QUADRANTS. ELSEWHERE WITHIN 960 NM SW QUADRANT AREA OF SW WINDS TO 25 KT. SEAS LESS THAN 8 FT. ...GALE WARNING... .LOW 62N40W 1003 MB MOVING NE 10 KT. WITHIN 240 NM S QUADRANT AREA OF SW WINDS 25 TO 35 KT. SEAS 8 TO 14 FT. ELSEWHERE FROM 53N TO 61N E OF 56W AREA OF SW TO W WINDS 20 TO 30 KT. SEAS TO 12 FT...HIGHEST E OF 45W. .24 HOUR FORECAST LOW MOVED NE OF AREA. FROM 58N TO 63N E OF 44W AREA OF SW WINDS 20 TO 30 KT. SEAS TO 12 FT. .48 HOUR FORECAST CONDITIONS DESCRIBED IN GALE WARNINGS BELOW. ...GALE WARNING... .42 HOUR FORECAST FROM 59N TO 61N BETWEEN 42W AND 49W AREA OF E TO SE WINDS 25 TO 40 KT. SEAS 8 TO 15 FT. .48 HOUR FORECAST LITTLE CHANGE. ...GALE WARNING... .48 HOUR FORECAST WITHIN AN AREA BOUNDED BY A LINE FROM 63N35W TO 59N41W TO 45N39W TO 34N50W TO 38N38W TO 43N35W TO 63N35W WINDS 25 TO 35 KT. SEAS 8 TO 15 FT. .SYNOPSIS AND FORECAST. .LOW 661N61W 1000 MB MOVING NE 10 KT. W OF A LINE FROM 59N63W TO 64N55W TO 67N54W WINDS 20 TO 30 KT. SEAS TO 8 FT...HIGHEST N OF 64N. .24 HOUR FORECAST LOW MOVED N OF AREA. CONDITIONS DESCRIBED WITH LOW 52N56W IN WARNINGS SECTION ABOVE. .48 HOUR FORECAST S OF 36N W OF 74W AREA OF SE WINDS 20 TO 30 KT. SEAS TO 9 FT. .48 HOUR FORECAST...EXCEPT AS DESCRIBED ABOVE...N OF 33N E OF 58W WINDS TO 25 KT. SEAS TO 12 FT IN MIXED SWELL. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 49N BETWEEN 45W AND 70W...WITHIN 90 NM OF 51N56W...AND FROM 62N TO 66N BETWEEN THE GREENLAND COAST AND 55W. .24 HOUR FORECAST DENSE FOG WITHIN 300 NM EITHER SIDE OF A LINE FROM 46N46W TO 56N60W...AND WITHIN 60 NM OF 62N50W. .48 HOUR FORECAST DENSE FOG FROM 47N TO 64N BETWEEN 48W AND 57W...FROM 48N TO 58N BETWEEN 36W AND 41W...AND FROM 60N TO 63N BETWEEN THE GREENLAND COAST AND 40W. .LIGHT TO MODERATE FREEZING SPRAY N OF A LINE FROM 59N59W TO 64N51W. .24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE FROM 59N58W TO 62N50W. .48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE FROM 59N58W TO 66N53W. LIGHT FREEZING SPRAY W OF A LINE FROM 51N53W TO 55N56W. .FORECASTER FIGURSKEY. 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 SUN MAY 11. 24 HOUR FORECAST VALID 0000 UTC MON MAY 12. 48 HOUR FORECAST VALID 0000 UTC TUE MAY 13. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC WITHIN 16N42W TO 19N46W TO 21N55W TO 16N50W TO 09N49W TO 07N47W TO 16N42W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N TO NE SWELL. .24 HOUR FORECAST WITHIN 20N57W TO 18N62W TO 08N52W TO 07N35W TO 10N35W TO 20N57W WINDS 20 KT OR LESS. SEAS 8 FT IN N TO NE SWELL. .48 HOUR FORECAST WITHIN 13N51W TO 18N62W TO 10N56W TO 07N48W TO 07N35W TO 08N35W TO 13N51W WINDS 20 KT OR LESS. SEAS 8 FT IN N TO NE SWELL. .ATLC 30 HOUR FORECAST WITHIN 31N79W TO 31N81W TO 29N81W TO 29N80W TO 29N79W TO 31N79W WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .48 HOUR FORECAST WITHIN 31N77W TO 31N81W TO 29N81W TO 29N80W TO 30N78W TO 31N77W SE TO S WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. .CARIBBEAN WITHIN 13N69W TO 16N73W TO 14N77W TO 12N77W TO 11N75W TO 11N72W TO 13N69W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 10 FT. ELSEWHERE WITHIN 14N69W TO 16N72W TO 16N79W TO 12N80W TO 11N79W TO 11N70W TO 14N69W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN E SWELL. .24 HOUR FORECAST WITHIN 14N69W TO 16N72W TO 14N79W TO 11N75W TO 11N72W TO 12N70W TO 14N69W...INCLUDING THE GULF OF VENEZUELA... NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. ELSEWHERE WITHIN 14N70W TO 17N73W TO 17N78W TO 13N82W TO 11N78W TO 10N72W TO 14N70W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN E SWELL. .CARIBBEAN 48 HOUR FORECAST WITHIN 13N70W TO 14N72W TO 14N75W TO 11N76W TO 12N73W TO 11N71W TO 13N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 10 FT. ELSEWHERE WITHIN 13N71W TO 16N74W TO 15N80W TO 12N82W TO 10N80W TO 11N71W TO 13N71W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN E SWELL. .GULF OF AMERICA STATIONARY FRONT FROM 31N86W TO 21N88W. WITHIN 29N84W TO 29N86W TO 28N86W TO 28N85W TO 28N84W TO 29N84W S WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .FORECASTER DELGADO. NATIONAL HURRICANE CENTER. $$