


High Seas Forecast
Issued by NWS
Issued by NWS
081 FZNT01 KWBC 162152 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 2230 UTC MON JUN 16 2025 CCODE/1:31:04:01:00/AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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). 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 1800 UTC JUN 16. 24 HOUR FORECAST VALID 1800 UTC JUN 17. 48 HOUR FORECAST VALID 1800 UTC JUN 18. .WARNINGS. ...GALE WARNING... .LOW 42N39W 1008 MB MOVING NE 20 KT. WITHIN 180 NM NW SEMICIRCLE AND 120 NM S AND SE QUADRANTS WINDS 25 TO 40 KT. SEAS 2.5 TO 4 M...HIGHEST NEAR 41N42W. ELSEWHERE E OF A LINE FROM 47N39W TO 40N50W TO 35N50W WINDS TO 25 KT. SEAS TO 3.5 M...HIGHEST S AND SW OF LOW. .24 HOUR FORECAST LOW E OF AREA NEAR 46N31W 1010 MB. FROM 40N TO 46N E OF 38W WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M...HIGHEST NEAR 43N35W. ELSEWHERE WITHIN 300 NM W AND 540 NM SW QUADRANTS WINDS TO 25 KT. SEAS 2.5 TO 3.5 M. .48 HOUR FORECAST LOW E OF AREA 47N26W 1007 MB. FROM 38N TO 49N E OF 40W WINDS TO 25 KT. SEAS TO 3 M...HIGHEST NEAR 41N35W. ...GALE WARNING... .LOW 62N64W 997 MB MOVING NE 05 KT. FROM 53N TO 64N W OF 54W WINDS TO 25 KT. SEAS LESS THAN 2.5 M. .12 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 63N62W 1001 MB AND A NEW SECOND CENTER 55N57W 1001 MB. FRONT TO EXTEND FROM MAIN CENTER TO 61N56W TO SECOND CENTER. WITHIN 240 NM NE AND E OF FRONT...WITHIN 300 NM SE AND S QUADRANTS OF SECOND LOW AND W OF A LINE FROM 52N50W TO 46N60W WINDS TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST COMBINED LOW 59N51W 995 MB. FROM 58N TO 60N BETWEEN 43W AND 50W AND WITHIN 180 NM SW AND W QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 3.5 M...HIGHEST SW QUADRANT. ELSEWHERE WITHIN 300 NM OF LOW EXCEPT 150 NM N QUADRANT AND WITHIN 300 NM E AND SE OF A LINE FROM 54N50W TO 49N64W WINDS TO 25 KT. SEAS TO 2.5 M. .36 HOUR FORECAST LOW 59N48W 998 MB. FROM 55N TO 59N BETWEEN 44W AND 52W WINDS 30 TO 40 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE WITHIN 300 NM SW SEMICIRCLE AND 360 NM E QUADRANT WINDS 20 TO 30 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW 59N41W 1003 MB. FROM 56N TO 58N BETWEEN 38W AND 45W WINDS 25 TO 40 KT. SEAS 3.5 TO 5.5 M. ELSEWHERE FROM 55N TO 61N E OF 48W AND WITHIN 300 NM W QUADRANT WINDS 20 TO 30 KT. SEAS TO 4 M...HIGHEST S AND SW OF LOW. .SYNOPSIS AND FORECAST. .COMPLEX LOW WITH FIRST CENTER E OF AREA NEAR 57N31W 1002 MB MOVING NE 20 KT AND SECOND CENTER 59N37W 1003 MB MOVING S 10 KT. WITHIN 360 NM S AND 300 NM SW QUADRANTS OF FIRST CENTER AND WITHIN 150 NM W SEMICIRCLE OF SECOND CENTER WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M...EXCEPT N OF 58N SEAS TO 2.5 M. .24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER E OF AREA 63N16W 1005 MB. CONDITIONS DIMINISHED. .12 HOUR FORECAST LOW 37N68W 1014 MB. WITHIN 180 NM NE AND 300 NM E QUADRANTS WINDS TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST LOW 36N64W 1016 MB. WITHIN 240 NM NE AND E QUADRANTS AND W OF A LINE FROM 36N61W TO 33N74W WINDS TO 25 KT. SEAS TO 2.5 M...HIGHEST E QUADRANT. .48 HOUR FORECAST LOW 35N59W 1018 MB. WITHIN 240 NM N AND NE QUADRANTS WINDS TO 25 KT. SEAS TO 2.5 M. .48 HOUR FORECAST INLAND LOW 55N64W 986 MB. W OF A LINE FROM 62N60W TO 53N50W TO 47N51W WINDS 20 TO 30 KT. SEAS TO 3 M...HIGHEST NEAR 54N54W AND IN GULF OF SAINT LAWRENCE NEAR 50N59W. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 61N W OF 57W. .24 HOUR FORECAST DENSE FOG FROM 38N TO 40N BETWEEN 69W AND 74W...AND WITHIN 240 NM NE AND N OF A LINE FROM 57N52W TO 63N64W. .48 HOUR FORECAST DENSE FOG W OF A LINE FROM 45N60W TO 40N65W TO 39N67W...AND WITHIN 120 NM SW OF A LINE FROM 52N48W TO 59N61W. .FORECASTER BANCROFT. 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 1800 UTC MON JUN 16. 24 HOUR FORECAST VALID 1800 UTC TUE JUN 17. 48 HOUR FORECAST VALID 1800 UTC WED JUN 18. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC 24 HOUR FORECAST WITHIN 21N70W TO 21N71W TO 21N72W TO 20N73W TO 20N72W TO 20N70W TO 21N70W E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .42 HOUR FORECAST CONDITIONS IMPROVE. .CARIBBEAN WITHIN 18N72W TO 17N77W TO 15N82W TO 11N78W TO 12N74W TO 12N69W TO 18N72W...INCLUDING THE GULF OF VENEZUELA...E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. .24 HOUR FORECAST WITHIN 18N72W TO 18N78W TO 15N81W TO 11N77W TO 12N70W TO 14N72W TO 18N72W...INCLUDING THE GULF OF VENEZUELA...E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. .48 HOUR FORECAST WITHIN 17N71W TO 18N76W TO 15N81W TO 11N77W TO 12N73W TO 12N70W TO 17N71W...INCLUDING THE GULF OF VENEZUELA...E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. .CARIBBEAN WITHIN 17N86W TO 17N87W TO 17N88W TO 16N88W TO 16N87W TO 16N86W TO 17N87W...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 18N86W TO 19N87W TO 18N88W TO 16N87W TO 17N86W TO 17N87W TO 18N86W...INCLUDING THE GULF OF HONDURAS...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.