High Seas Forecast
Issued by NWS
Issued by NWS
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009 FZNT01 KWBC 282134 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 2230 UTC FRI NOV 28 2025 CCODE/2:31:04:01:00/AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 NOV 28. 24 HOUR FORECAST VALID 1800 UTC NOV 29. 48 HOUR FORECAST VALID 1800 UTC NOV 30. .WARNINGS. ...HURRICANE FORCE WIND WARNING... .COMPLEX LOW WITH PRIMARY CENTER 43N56W 1000 MB MOVING NE 40 KT RAPIDLY INTENSIFYING AND SECONDARY CENTER 56N53W 998 MB DISSIPATING. WITHIN 300 NM E OF A FRONT FROM SECONDARY CENTER TO PRIMARY CENTER TO 35N62W WINDS 30 TO 45 KT. SEAS 2.5 TO 6.5 M...HIGHEST NEAR 41N57W. ELSEWHERE WITHIN 180 NM W OF THE FRONT S OF THE PRIMARY LOW CENTER WINDS 20 TO 30 KT. SEAS 3 TO 6 M. .24 HOUR FORECAST LOW 58N40W 960 MB. FROM 54N TO 58N BETWEEN 42W AND 37W...FROM 58N TO 60N BETWEEN 48W AND 35W...AND WITHIN 60 NM OF THE E COAST OF GREENLAND FROM 60N TO 61N...WINDS 40 TO 60 KT. SEAS 3 TO 7.5 M. ELSEWHERE FROM 47N TO 60N BETWEEN 50W AND 35W...WITHIN 90 NM E OF A FRONT FROM 48N36W TO 41N45W...FROM 60N TO 62N BETWEEN THE E COAST OF GREENLAND AND 35W...AND WITHIN 90 NM OF THE E COAST OF GREENLAND N OF 62N...WINDS 30 TO 45 KT. SEAS 3 TO 7 M. ELSEWHERE WITHIN 120 NM EITHER SIDE OF A LINE FROM 38N49W TO 48N36W WINDS 20 TO 30 KT. SEAS 3 TO 5 M. .30 HOUR FORECAST LOW 58N40W 955 MB. WITHIN 120 NM E AND SE QUADRANTS...AND BETWEEN 60 NM AND 240 NM NW QUADRANT...WINDS 50 TO 70 KT. SEAS 5 TO 9 M. .48 HOUR FORECAST LOW E OF AREA 58N34W 959 MB. WITHIN 180 NM NW...W...AND SW OF A FRONT FROM 64N35W TO 62N38W TO 58N37W TO 56N33N WINDS 40 TO 55 KT. SEAS 6 TO 10 M. ELSEWHERE WITHIN AN AREA BOUNDED BY A LINE FROM 41N35W TO 41N45W TO 63N54W TO 63N35W TO 41N35W WINDS 30 TO 45 KT. SEAS 4 TO 11 M...HIGHEST NEAR 55N39W. ELSEWHERE WITHIN 180 NM EITHER SIDE OF A LINE FROM 58N55W TO 44N49W WINDS 20 TO 30 KT. SEAS 3 TO 6 M. ...STORM WARNING... .12 HOUR FORECAST LOW 57N57W 985 MB. FROM 56N TO 58N W OF 60W WINDS 30 TO 40 KT. SEAS LESS THAN 4 M. .18 HOUR FORECAST LOW 57N53W 980 MB. FROM 55N TO 58 W OF 59W WINDS 40 TO 50 KT. SEAS TO 4 M. .24 HOUR FORECAST LOW 57N47W 973 MB. FROM 51N TO 60N BETWEEN 62W AND 50W WINDS 30 TO 40 KT. SEAS 2.5 TO 5 M. .36 HOUR FORECAST LOW 54N46W 982 MB. FROM 50N TO 55N BETWEEN 49W AND 43W WINDS 35 TO 50 KT. SEAS 4 TO 7 M. .48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS ABSORBED BY LOW E OF AREA 58N34W DESCRIBED IN HURRICANE FORCE WIND WARNING ABOVE. ...GALE WARNING... .FROM 36N TO 42N BETWEEN 73W AND 64W AREA OF W WINDS 25 TO 40 KT. SEAS TO 4 M. .24 HOUR FORECAST FROM 46N TO 48N BETWEEN 56W AND 50W AREA OF W WINDS 25 TO 35 KT. SEAS TO 4.5 M. ELSEWHERE FROM 39N TO 48N BETWEEN 66W AND 51W AREA OF W WINDS 20 TO 30 KT. SEAS 3 TO 5 M...EXCEPT LESS THAN 3 M IN THE GULF OF SAINT LAWRENCE. .48 HOUR FORECAST CONDITIONS DIMINISHED. ...HEAVY FREEZING SPRAY WARNING... .LIGHT TO MODERATE FREEZING SPRAY NW OF A LINE FROM 58N62W TO 66N53W...AND WITHIN 60 NM OF THE E COAST OF GREENLAND N OF 62N. .24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY NW OF A LINE FROM 56N61W TO 65N52W...AND WITHIN 90 NM OF THE E COAST OF GREENLAND N OF 62N. .48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY FROM 64N TO 66N W OF 59W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY NW AND W OF A LINE FROM 50N57W TO 53N52W TO 60N58W TO 62N49W. .SYNOPSIS AND FORECAST. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 44N TO 48N BETWEEN 55W AND 42W...AND WITHIN 90 NM NE OF A LINE FROM 54N55W TO 50N50W. .24 HOUR FORECAST DENSE FOG WITHIN 120 NM NW OF A LINE FROM 54N56W TO 59N36W. .48 HOUR FORECAST CONDITIONS IMPROVED. .FORECASTER CONNELLY. 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 1800 UTC FRI NOV 28. 24 HOUR FORECAST VALID 1800 UTC SAT NOV 29. 48 HOUR FORECAST VALID 1800 UTC SUN NOV 30. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC WITHIN 31N41W TO 31N43W TO 31N45W TO 30N45W TO 30N42W TO 30N41W TO 31N41W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL. .24 HOUR FORECAST WITHIN 26N40W TO 26N43W TO 24N42W TO 23N38W TO 24N37W TO 26N40W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. .48 HOUR FORECAST WITHIN 27N35W TO 28N47W TO 27N54W TO 23N55W TO 18N42W TO 19N35W TO 27N35W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. .ATLC COLD FRONT FROM 31N66W TO 22N79W. WITHIN 25N79W TO 26N80W TO 25N80W TO 24N80W TO 24N79W TO 25N79W N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST STATIONARY FRONT FROM 31N62W TO 23N75W. WITHIN 28N67W TO 30N66W TO 29N74W TO 27N80W TO 24N80W TO 24N75W TO 28N67W...INCLUDING ATLANTIC EXPOSURES...NE WINDS 20 TO 30 KT. SEAS TO 2.5 M. .48 HOUR FORECAST STATIONARY FRONT DISSIPATED. CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .CARIBBEAN COLD FRONT FROM 22N79W TO 18N89W. WITHIN 22N83W TO 22N87W TO 20N87W TO 19N87W TO 20N85W TO 22N83W...INCLUDING IN YUCATAN CHANNEL...N TO NE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. .21 HOUR FORECAST COLD FRONT DISSIPATED. CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .CARIBBEAN WITHIN 13N75W TO 14N77W TO 14N80W TO 11N82W TO 10N78W TO 11N74W TO 13N75W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN E SWELL. .15 HOUR FORECAST CONDITIONS IMPROVE. .GULF OF AMERICA WITHIN 30N86W TO 29N91W TO 26N91W TO 22N97W TO 18N94W TO 24N81W TO 30N86W...INCLUDING STRAITS OF FLORIDA AND WITHIN 60 NM OF COAST OF VERACRUZ...NE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. .24 HOUR FORECAST WITHIN 25N81W TO 26N82W TO 26N83W TO 24N84W TO 24N82W TO 24N81W TO 25N81W...INCLUDING STRAITS OF FLORIDA...NE TO E WINDS 20 TO 30 KT. SEAS TO 2.5 M. .48 HOUR FORECAST CONDITIONS IMPROVE. .GULF OF AMERICA 03 HOUR FORECAST WITHIN 28N96W TO 28N97W TO 28N98W TO 27N98W TO 27N97W TO 27N96W TO 28N96W SE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST WITHIN 28N96W TO 28N97W TO 27N97W TO 25N97W TO 26N97W TO 28N96W SE TO S WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .48 HOUR FORECAST WITHIN 29N93W TO 30N93W TO 29N95W TO 28N97W TO 27N97W TO 27N96W TO 29N93W N TO NE WINDS 20 TO 30 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. $$