FZNT01 KWBC 120348 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 0430 UTC TUE SEP 12 2023 CCODE/2:31:04:11:00/AOE+AOW/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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). FROM OCTOBER 15 TO APRIL 1, DUE TO THE CLIMATOLOGY OF THE NORTH ATLANTIC AND THE FREQUENCY AND VOLUME OF WEATHER HAZARDS, ALONG WITH CUSTOMER FEEDBACK, HIGH SEAS FORECASTS N OF 31N WILL BE LIMITED TO WINDS OF 25 TO 35 KNOTS AND HIGHER, AND SEAS OF 12 FEET OR GREATER, ALONG WITH FREEZING SPRAY, DENSE FOG, AND VOLCANIC ASH. LESSER CONDITIONS WILL BE INCLUDED FOR WARNING CONDITIONS AND TO PRESERVE CONTINUITY WHERE APPROPRIATE. SEND FEEDBACK VIA HTTPS://OCEAN.WEATHER.GOV/CONTACT/INDEX.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 SEP 12. 24 HOUR FORECAST VALID 0000 UTC SEP 13. 48 HOUR FORECAST VALID 0000 UTC SEP 14. .WARNINGS. ...HURRICANE WARNING... .FROM 31N TO 33N BETWEEN 36W AND 42W WINDS TO 25 KT. SEAS TO 9 FT. .24 HOUR FORECAST HURRICANE MARGOT NEAR 31.8N 40.2W. MAXIMUM SUSTAINED WINDS 80 KT GUSTS TO 100 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM NE...140 NM SE...100 NM SW...AND 140 NM NW QUADRANTS. SEAS 12 FT OR GREATER WITHIN 270 NM NE...270 NM SE...180 NM SW...AND 210 NM NW QUADRANTS WITH SEAS TO 32 FT. ELSEWHERE FROM 31N TO 38N BETWEEN 35W AND 48W WINDS 20 TO 33 KT. SEAS TO 12 FT. .48 HOUR FORECAST HURRICANE MARGOT NEAR 34.6N 41.9W. MAXIMUM SUSTAINED WINDS 85 KT GUSTS TO 105 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM NE...160 NM SE...130 NM SW...AND 150 NM NW QUADRANTS. SEAS 12 FT OR GREATER WITHIN 360 NM NE...270 NM SE...330 NM SW...AND 300 NM NW QUADRANTS WITH SEAS TO 33 FT. ELSEWHERE FROM 31N TO 40N BETWEEN 36W AND 50W WINDS 20 TO 33 KT. SEAS TO 12 FT. ...GALE WARNING... .WITHIN 60 NM W OF THE GREENLAND COAST N OF 65N WINDS TO 25 KT. SEAS TO 8 FT. .24 HOUR FORECAST LOW 67N70W 988 MB. WITHIN 420 NM E AND 480 N S QUADRANTS WINDS 25 TO 35 KT. SEAS TO 9 FT. .36 HOUR FORECAST LOW N OF AREA. N OF 63N BETWEEN THE GREENLAND COAST AND 58W WINDS 30 TO 45 KT. SEAS 9 TO 15 FT. .48 HOUR FORECAST WITHIN 90 NM W OF THE GREENLAND COAST WINDS 25 TO 35 KT. SEAS 8 TO 14 FT. ELSEWHERE N OF 58N W OF 50W WINDS 20 TO 30 KT. SEAS TO 10 FT. .SYNOPSIS AND FORECAST. .LOW 50N42W 1017 MB MOVING SE 10 KT. WITHIN 120 NM N AND NW QUADRANTS WINDS TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST LOW 48N38W 1018 MB. WITHIN 180 NM NW SEMICIRCLE WINDS TO 25 KT. SEAS TO 8 FT. .48 HOUR FORECAST LOW 46N35W 1020 MB. WITHIN 180 NM NW SEMICIRCLE WINDS TO 25 KT. SEAS TO 8 FT. .LOW 61N40W 1010 MB MOVING E 10 KT. WITHIN 240 NM S QUADRANT WINDS 20 TO 30 KT. SEAS TO 8 FT. .24 HOUR FORECAST LOW E OF AREA NEAR 62N33W 1009 MB. WITHIN 420 NM SW AND 240 NM NW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 9 FT. .48 HOUR FORECAST WITHIN 120 NM SW OF A LINE FROM 57N35W TO 60N42W WINDS TO 25 KT. SEAS TO 8 FT. .EXCEPT WHERE DESCRIBED IN PART II BELOW WITH HURRICANE LEE...FROM 31N TO 33N BETWEEN 58W AND 66W WINDS TO 25 KT. SEAS TO 10 FT. .24 HOUR FORECAST EXCEPT WHERE DESCRIBED IN PART II BELOW WITH HURRICANE LEE...FROM 31N TO 33N BETWEEN 60W AND 72W WINDS TO 25 KT. SEAS TO 12 FT. .48 HOUR FORECAST EXCEPT WHERE DESCRIBED IN PART II BELOW WITH HURRICANE LEE...FROM 31N TO 34N BETWEEN 61W AND 73W WINDS 20 TO 30 KT. SEAS 9 TO 18 FT. .24 HOUR FORECAST LOW 45N56W 1018 MB. WITHIN 240 NM N SEMICIRCLE WINDS TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST LOW 44N51W 1019 MB. WINDS LESS THAN 25 KT. SEAS LESS THAN 8 FT. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 49N W OF 54W .24 HOUR FORECAST DENSE FOG FROM 43N TO 46N BETWEEN 49W AND 60W. .48 HOUR FORECAST DENSE FOG FROM 42N TO 46N BETWEEN 45W AND 62W. .FORECASTER ACHORN. 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 SEP 12. 24 HOUR FORECAST VALID 0000 UTC WED SEP 13. 48 HOUR FORECAST VALID 0000 UTC THU SEP 14. .WARNINGS. ...ATLC HURRICANE WARNING... .HURRICANE LEE NEAR 23.9N 64.8W 948 MB AT 0300 UTC SEP 12 MOVING WNW OR 295 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 100 KT GUSTS 120 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM NW AND SE QUADRANTS... 160 NM NE QUADRANT AND 120 NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 360 NM NE QUADRANT...270 NM SE QUADRANT...300 NM SW QUADRANT...AND 345 NM NW QUADRANT WITH SEAS TO 39 FT. ELSEWHERE WITHIN 26N61W TO 29N65W TO 27N69W TO 22N68W TO 20N62W TO 23N60W TO 26N61W WINDS 20 TO 33 KT. SEAS 12 TO 23 FT IN SE SWELL. REMAINDER OF AREA WITHIN 27N55W TO 31N58W TO 28N68W TO 31N72W TO 23N75W TO 18N61W TO 27N55W...INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES...WINDS 20 KT OR LESS. SEAS 8 TO 14 FT IN MIXED SWELL. .24 HOUR FORECAST HURRICANE LEE NEAR 25.0N 66.5W. MAXIMUM SUSTAINED WINDS 105 KT GUSTS 130 KT. TROPICAL STORM FORCE WINDS WITHIN 170 NM E SEMICIRCLE...140 NM SW QUADRANT AND 160 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 360 NM NW AND 240 SE SEMICIRCLES WITH SEAS TO 45 FT. ELSEWHERE WITHIN 27N62W TO 30N64W TO 29N70W TO 24N71W TO 21N66W TO 23N61W TO 27N62W WINDS 20 TO 33 KT. SEAS 14 TO 23 FT IN SE SWELL. REMAINDER OF AREA WITHIN 31N57W TO 29N63W TO 30N78W TO 23N75W TO 18N68W TO 21N57W TO 31N57W...INCLUDING IN MONA PASSAGE AND IN ATLANTIC EXPOSURES AND PASSAGES...WINDS 20 KT OR LESS. SEAS 8 TO 16 FT IN MIXED SWELL. .48 HOUR FORECAST HURRICANE LEE NEAR 27.5N 67.6W. MAXIMUM SUSTAINED WINDS 95 KT GUSTS 115 KT. TROPICAL STORM FORCE WINDS WITHIN 200 NM E SEMICIRCLE...160 NM SW QUADRANT AND 170 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 390 NM NW AND 310 NM SE SEMICIRCLES WITH SEAS TO 45 FT. ELSEWHERE WITHIN 31N62W TO 31N71W TO 27N73W TO 24N70W TO 22N65W TO 26N62W TO 31N62W WINDS 20 TO 33 KT. SEAS 14 TO 26 FT IN MIXED SWELL. REMAINDER OF AREA WITHIN 31N55W TO 31N80W TO 22N74W TO 18N68W TO 18N61W TO 25N55W TO 31N55W...INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES...WINDS 20 KT OR LESS. SEAS 8 TO 15 FT IN MIXED SWELL. .72 HOUR FORECAST HURRICANE LEE NEAR 31.6N 67.8W. MAXIMUM SUSTAINED WINDS 80 KT GUSTS 100 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST HURRICANE LEE NEAR 37.6N 66.4W. MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT. .120 HOUR FORECAST POST-TROPICAL EXTRATROPICAL LEE NEAR 43.0N 66.0W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. ...ATLC HURRICANE WARNING... .HURRICANE MARGOT NEAR 28.0N 39.6W 984 MB AT 0300 UTC SEP 12 MOVING N OR 010 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM NE QUADRANT...70 NM SE QUADRANT...100 NM SW QUADRANT...AND 120 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 180 NM NW AND SE QUADRANTS...210 NM NE QUADRANT AND 165 NM SW QUADRANT WITH SEAS TO 26 FT. ELSEWHERE WITHIN 30N35W TO 31N41W TO 29N43W TO 26N42W TO 25N40W TO 25N36W TO 30N35W WINDS 20 TO 33 KT. SEAS 10 TO 16 FT IN SE TO S SWELL. REMAINDER OF AREA WITHIN 31N35W TO 31N44W TO 27N47W TO 24N44W TO 22N42W TO 24N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL. .24 HOUR FORECAST HURRICANE MARGOT NEAR 31.8N 40.2W. MAXIMUM SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM NW AND SE QUADRANTS...150 NM NE QUADRANT AND 100 NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 270 NM E SEMICIRCLE... 180 NM SW AND 210 NM NW QUADRANTS WITH SEAS TO 32 FT. ELSEWHERE OVER FORECAST WATERS WITHIN 31N35W TO 30N39W TO 31N44W TO 30N43W TO 29N40W TO 29N37W TO 31N35W WINDS 20 TO 33 KT. SEAS 12 TO 18 FT IN NW TO W SWELL. REMAINDER OF AREA WITHIN 30N35W TO 29N41W TO 31N44W TO 31N53W TO 26N43W TO 26N35W TO 30N35W WINDS 20 KT OR LESS. SEAS 8 TO 13 FT IN MIXED SWELL. .48 HOUR FORECAST HURRICANE MARGOT N OF AREA NEAR 34.6N 41.9W. MAXIMUM SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM N SEMICIRCLE...160 NM SE QUADRANT AND 130 NM SW QUADRANT. OVER FORECAST WATERS WITHIN 31N40W TO 31N40.5W TO 31N40W S TO SW WINDS 20 TO 30 KT. SEAS 11 FT IN NW TO W SWELL. REMAINDER OF AREA WITHIN 31N35W TO 31N55W TO 26N55W TO 26N45W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL. .72 HOUR FORECAST HURRICANE MARGOT NEAR 36.5N 41.4W. MAXIMUM SUSTAINED WINDS 75 KT GUSTS 90 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST HURRICANE MARGOT NEAR 37.3N 41.4W. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. .120 HOUR FORECAST TROPICAL STORM MARGOT NEAR 38.5N 42.0W. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. 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 45 HOUR FORECAST WITHIN 18N35W TO 19N36W TO 19N37W TO 18N37W TO 17N36W TO 16N35W TO 18N35W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED E AND NW SWELL. .48 HOUR FORECAST WITHIN 20N35W TO 20N38W TO 17N37W TO 16N36W TO 16N35W TO 20N35W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED E AND NW SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .FORECASTER STRIPLING. NATIONAL HURRICANE CENTER. $$