


High Seas Forecast
Issued by NWS
Issued by NWS
011 FZNT01 KWBC 122135 CCA HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 2230 UTC SAT JUL 12 2025 CCODE/1:31:04:01:00/AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 JUL 12. 24 HOUR FORECAST VALID 1800 UTC JUL 13. 48 HOUR FORECAST VALID 1800 UTC JUL 14. .WARNINGS. ...GALE WARNING... .LOW 67N58W 1003 MB MOVING SE 10 KT. WITHIN 120 NM E QUADRANT...AND WITHIN 60 NM E AND NE OF A LINE FROM 63N53W TO 65N54W WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. ELSEWHERE N OF 62N BETWEEN THE SW COAST OF GREENLAND AND 57W WINDS TO 25 KT. SEAS TO 3 M. .24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED. ...GALE WARNING... .LOW 46N51W 1007 MB MOVING SE 15 KT. WITHIN 120 NM W AND NW SEMICIRCLES WINDS 25 TO 35 KT. SEAS TO 3 M. ELSEWHERE FROM 38N TO 48N BETWEEN 43W AND 58W WINDS 20 TO 30 KT. SEAS TO 2.5 M. .24 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER 45N42W 1004 MB. BETWEEN 120 NM AND 420 NM W AND SW QUADRANTS WINDS 25 TO 35 KT. SEAS 3 TO 4 M. ELSEWHERE FROM 33N TO 49N E OF 53W WINDS 20 TO 30 KT. SEAS TO 3 M. .48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER 44N36W 1004 MB. BETWEEN 120 NM AND 300 NM W AND NW SEMICIRCLES WINDS 25 TO 35 KT. SEAS 3 TO 5 M. ELSEWHERE FROM 31N TO 50N E OF 49W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. ...GALE WARNING... .36 HOUR FORECAST LOW 58N45W 1012 MB. BETWEEN 60 NM AND 120 NM N AND NW QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 3.5 M. .48 HOUR FORECAST LOW DISSIPATED WITH A NEW LOW TO FORM NEAR 60N62W 999 MB. N OF 57N W OF 43W...AND BETWEEN 300 NM AND 660 NM S AND SE QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M...HIGHEST NEAR 61N48W. .SYNOPSIS AND FORECAST. .FROM 45N TO 50N E OF 40W WINDS TO 25 KT. SEAS TO 3 M. .12 HOUR FORECAST CONDITIONS MOVED E OF AREA. .LOW 37N72W 1015 MB MOVING NE 10 KT. WITHIN 300 NM S AND SE QUADRANTS WINDS TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST LOW 38N68W 1015 MB. WITHIN 180 NM E AND SE SEMICIRCLES WINDS TO 25 KT. SEAS TO 2.5 M. .48 HOUR FORECAST LOW 40N66W 1017 MB. BETWEEN 120 NM AND 300 NM SE QUADRANT WINDS TO 25 KT. SEAS TO 2.5 M. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 59N TO 65N BETWEEN 54W AND 64W...AND WITHIN 120 NM OF 46N49W. .24 HOUR FORECAST DENSE FOG FROM 44N TO 48N BETWEEN 36W AND 49W. .48 HOUR FORECAST DENSE FOG W OF A LINE FROM 58N60W TO 64N64W. .FORECASTER MILLS. 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 SUN JUL 13. 24 HOUR FORECAST VALID 1800 UTC MON JUL 14. 48 HOUR FORECAST VALID 1800 UTC TUE JUL 15. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .CARIBBEAN FROM 11N TO 17N BETWEEN 70W AND 80W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. .24 HOUR FORECAST FROM 11N TO 15N BETWEEN 70W AND 80W... INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. .48 HOUR FORECAST FROM 11N TO 13N BETWEEN 70W AND 77W... INCLUDING THE GULF OF VENEZUELA...NE TO 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 GR. NATIONAL HURRICANE CENTER.