High Seas Forecast
Issued by NWS

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221 FZNT01 KWBC 180334 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 0430 UTC TUE JUN 18 2024 CCODE/1:31:04:01:00/AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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). THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL JULY 29 2024 ON A PROPOSAL TO REPLACE FEET WITH METERS WHEN DESCRIBING SEAS IN A VARIETY OF NATIONAL MARINE CENTER TEXT AND GRAPHICAL PRODUCTS FOR THE OFFSHORE AND HIGH SEAS AREAS ONLY. TO LEARN MORE PLEASE VISIT (WEB ADDRESS LOWERCASE) HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP SECURITE NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS SYNOPSIS VALID 0000 UTC JUN 18. 24 HOUR FORECAST VALID 0000 UTC JUN 19. 48 HOUR FORECAST VALID 0000 UTC JUN 20. .WARNINGS. ...GALE WARNING... .LOW 64N56W 996 MB MOVING NW 05 KT. WITHIN 180 NM NE AND E QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 14 FT. .24 HOUR FORECAST LOW 66N60W 1004 MB. N OF 64N W OF GREENLAND WINDS TO 25 KT. SEAS TO 8 FT. .48 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS DIMINISHED. ...GALE WARNING... .LOW 62N40W 1007 MB MOVING NE 15 KT. N OF 59N E OF 42W WINDS 25 TO 35 KT. SEAS TO 11 FT. .24 HOUR FORECAST LOW E OF AREA NEAR 64N30W 1000 MB. N OF 61N E OF 39W WINDS 25 TO 35 KT. SEAS TO 11 FT. .48 HOUR FORECAST LOW AND CONDITIONS E OF AREA. ...GALE WARNING... .18 HOUR FORECAST NEW LOW 58N57W 998 MB. WITHIN 240 NM SW SEMICIRCLE WINDS 25 TO 35 KT. SEAS TO 9 FT. .24 HOUR FORECAST LOW 57N51W 1000 MB. WITHIN 300 NM SW QUADRANT WINDS 25 TO 40 KT. SEAS 8 TO 12 FT. ELSEWHERE WITHIN 660 NM SE AND S QUADRANTS WINDS 20 TO 30 KT. SEAS TO 9 FT. .48 HOUR FORECAST LOW 57N35W 998 MB. FROM 48N TO 57N BETWEEN 35W AND 46W WINDS 25 TO 35 KT. SEAS 8 TO 15 FT. .SYNOPSIS AND FORECAST. .LOW 50N42W 1014 MB MOVING NE 35 KT. FROM 45N TO 53N E OF 45W WINDS TO 25 KT. SEAS TO 8 FT. .24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS E OF AREA. .COMPLEX LOW WITH FIRST CENTER 39N48W 1018 MB NEARLY STATIONARY AND SECOND CENTER 34N51W 1016 MB MOVING NE 10 KT. FROM 31N TO 35N BETWEEN 50W AND 68W...AND FROM 35N TO 40N BETWEEN 47W AND 56W WINDS TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 38N48W 1021 MB AND SECOND CENTER 33N50W 1019 MB. FROM 31N TO 37N W OF 50W...AND FROM 36N TO 43N BETWEEN 45W AND 53W WINDS TO 25 KT. SEAS TO 9 FT. .48 HOUR FORECAST COMBINED LOW 36N46W 1021 MB. WITHIN 300 NM NW QUADRANT...AND FROM 31N TO 34N W OF 59W WINDS TO 25 KT. SEAS TO 9 FT. .LOW 56N51W 1010 MB MOVING NE 10 KT. WITHIN 180 NM E AND SE OF A FRONT FROM LOW TO 52N54W TO 50N65W WINDS TO 25 KT. SEAS TO 8 FT. .24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DESCRIBED ABOVE IN WARNINGS SECTION WITH LOW 57N51W. .48 HOUR FORECAST FROM 48N TO 57N W OF 51W AREA OF S WINDS 20 TO 30 KT. SEAS TO 8 FT. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 45N TO 55N E OF 45W...AND N OF 60N E OF 61W. .24 HOUR FORECAST DENSE FOG FROM 55N TO 58N BETWEEN 43W AND 50W...N OF 63N E OF 40W...AND NW OF A LINE FROM 61N61W TO 65N53W. .48 HOUR FORECAST DENSE FOG FROM 48N TO 52N W OF 57W. .FORECASTER JMK. OCEAN PREDICTION CENTER. NWS NATIONAL HURRICANE CENTER MIAMI FL ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND GULF OF MEXICO SYNOPSIS VALID 0000 UTC TUE JUN 18. 24 HOUR FORECAST VALID 0000 UTC WED JUN 19. 48 HOUR FORECAST VALID 0000 UTC THU JUN 20. .WARNINGS. ...GULF OF MEXICO TROPICAL STORM WARNING... .POTENTIAL TROPICAL CYCLONE ONE NEAR 20.8N 93.0W 999 MB AT 0300 UTC JUN 18 MOVING N OR 360 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM OF CENTER EXCEPT 250 NM NE QUADRANT. SEAS 12 FT OR GREATER WITHIN 0 NM OF CENTER EXCEPT 330 NM NE QUADRANT WITH SEAS TO 12 FT. ELSEWHERE WITHIN 27N86W TO 30N93W TO 28N97W TO 22N96W TO 18N94W TO 23N85W TO 27N86W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. .24 HOUR FORECAST TROPICAL STORM ONE TROPICAL CYCLONE NEAR 22.6N 93.6W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. LITTLE CHANGE IN RADIUS OF TROPICAL STORM FORCE WINDS AND SEAS 12 FT OR GREATER WITH SEAS TO 15 FT. ELSEWHERE WITHIN 28N85W TO 30N86W TO 28N97W TO 25N97W TO 20N94W TO 23N87W TO 28N85W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. .48 HOUR FORECAST TROPICAL STORM ONE TROPICAL CYCLONE NEAR 23.5N 96.9W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM W SEMICIRCLE...250 NM NE QUADRANT AND 60 NM SE QUADRANT. SEAS 12 FT OR GREATER WITHIN 360 NM N SEMICIRCLE WITH SEAS TO 16 FT. ELSEWHERE WITHIN 30N86W TO 30N94W TO 28N97W TO 22N98W TO 22N88W TO 26N85W TO 30N86W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. .72 HOUR FORECAST TROPICAL DEPRESSION ONE INLAND NEAR 23.8N 99.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST...DISSIPATED. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. .SYNOPSIS AND FORECAST. .ATLC WITHIN 31N62W TO 31N67W TO 30N66W TO 30N63W TO 30N62W TO 31N62W NE TO E WINDS 20 TO 25 KT. SEAS 8 FT. .24 HOUR FORECAST WITHIN 30N61W TO 30N75W TO 28N74W TO 26N66W TO 27N63W TO 30N61W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. .48 HOUR FORECAST WITHIN 31N62W TO 31N81W TO 28N80W TO 26N74W TO 28N67W TO 31N62W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. .CARIBBEAN WITHIN 22N83W TO 21N87W TO 19N88W TO 16N86W TO 17N83W TO 22N83W...INCLUDING IN YUCATAN CHANNEL... SE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. .24 HOUR FORECAST WITHIN 22N85W TO 21N87W TO 19N87W TO 16N85W TO 15N84W TO 18N83W TO 22N85W...INCLUDING IN YUCATAN CHANNEL... SE WINDS 20 TO 30 KT. SEAS 8 TO 9 FT. .48 HOUR FORECAST WITHIN 21N86W TO 21N87W TO 18N88W TO 16N86W TO 17N84W TO 18N84W TO 21N86W...INCLUDING THE GULF OF HONDURAS... SE WINDS 20 TO 30 KT. SEAS 8 TO 9 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .FORECASTER AL. NATIONAL HURRICANE CENTER. $$