FZNT01 KWBC 162213 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 2230 UTC SAT SEP 16 2023 CCODE/2:31:04:11:00/AOE+AOW/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC SEP 16. 24 HOUR FORECAST VALID 1800 UTC SEP 17. 48 HOUR FORECAST VALID 1800 UTC SEP 18. .WARNINGS. ...HURRICANE FORCE WIND WARNING ... .LOW E OF AREA 63N33W 975 MB MOVING SE 10 KT. WITHIN 150 NM NW AND 120 NM SW QUADRANTS WINDS 50 TO 65 KT. SEAS 23 TO 32 FT. ALSO WITHIN 180 NM NW AND W AND 240 NM S QUADRANTS AND E OF A LINE FROM 60N46W TO 56N35W WINDS 30 TO 45 KT. SEAS 12 TO 24 FT. ELSEWHERE N OF 48N E OF 40W AND E OF A LINE FROM 64N62W TO 60N59W TO 53N40W WINDS 20 TO 30 KT. SEAS 8 TO 15 FT. .24 HOUR FORECAST LOW E OF AREA NEAR 61N28W 970 MB. N OF 63N E OF 39W WINDS 40 TO 50 KT. SEAS 21 TO 28 FT. ELSEWHERE N OF A LINE FROM 54N35W TO 58N43W WINDS 25 TO 40 KT. SEAS 10 TO 24 FT. ALSO N OF A LINE FROM 52N35W TO 60N50W WINDS 20 TO 30 KT. SEAS 8 TO 14 FT. .48 HOUR FORECAST LOW WELL E OF AREA AND NEW LOW FORMING NEAR 62N30W 992 MB. E OF A LINE FROM 66N35W TO 59N42W WINDS 30 TO 45 KT. SEAS 13 TO 26 FT. ...STORM WARNING ... .POST-TROPICAL CYCLONE LEE NEAR 44.5N 66.1W 970 MB AT 2100 UTC SEP 16 MOVING N OR 360 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 220 NM NE...280 NM SE...200 NM SW...AND 140 NM NW QUADRANTS. SEAS 12 FT OR GREATER WITHIN 480 NM NE QUADRANT...600 NM SE QUADRANT...580 NM SW QUADRANT...AND 220 NM NW QUADRANT WITH SEAS TO 36 FT. ELSEWHERE FROM 36N TO 49N BETWEEN 53W AND 74W WINDS 20 TO 33 KT. SEAS TO 12 FT. ALSO FROM 31N TO 50N W OF 50W WINDS LESS THAN 25 KT. SEAS TO 12 FT IN MIXED SWELL...HIGHEST S. .24 HOUR FORECAST POST-TROPICAL CYCLONE LEE NEAR 49.0N 60.3W 990 MB. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM NE QUADRANT...190 NM SE QUADRANT...50 NM SW QUADRANT...AND 0 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 0 NM NE...540 NM SE...AND 420 NM SW QUADRANTS WITH SEAS TO 18 FT. ELSEWHERE FROM 40N TO 57N BETWEEN 43W AND 66W WINDS 20 TO 33 KT. SEAS TO 12 FT. .48 HOUR FORECAST...DISSIPATED OR ABSORBED BY NEW LOW 53N39W BELOW. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. ...TROPICAL STORM WARNING ... .TROPICAL STORM MARGOT NEAR 34.3N 39.6W 996 MB AT 2100 UTC SEP 16 MOVING W OR 270 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 220 NM NE QUADRANT...150 NM SE QUADRANT...90 NM SW QUADRANT...AND 190 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 360 NM NE QUADRANT...210 NM SE QUADRANT...240 NM SW QUADRANT...AND 390 NM NW QUADRANT WITH SEAS TO 23 FT. ELSEWHERE FROM 31N TO 40N BETWEEN 35W AND 45W WINDS 20 TO 33 KT. SEAS TO 12 FT. .24 HOUR FORECAST TROPICAL STORM MARGOT NEAR 34.6N 42.3W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 90 NM NE QUADRANT...70 NM SE QUADRANT...70 NM SW QUADRANT...AND 60 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 150 NM NE...60 NM SE...240 NM SW AND 270 NM NW QUADRANTS WITH SEAS TO 16 FT. ELSEWHERE FROM 31N TO 40N BETWEEN 36W AND 48W WINDS 20 TO 33 KT. SEAS TO 12 FT. .48 HOUR FORECAST TROPICAL STORM MARGOT NEAR 37.1N 41.9W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM NE QUADRANT...50 NM SE QUADRANT...0 NM SW QUADRANT AND 60 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM E SEMICIRCLE...0 NM SW QUADRANT AND 60 NM NW QUADRANT WITH SEAS TO 14 FT. ELSEWHERE FROM 33N TO 41N BETWEEN 37W AND 48W WINDS 20 TO 33 KT. SEAS TO 12 FT. .72 HOUR FORECAST TROPICAL STORM MARGOT NEAR 38.2N 36.3W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY ...ERRORS MAY BE LARGE. .96 HOUR FORECAST POST-TROPICAL CYCLONE MARGOT NEAR 37.4N 32.4W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. .120 HOUR FORECAST POST-TROPICAL CYCLONE MARGOT NEAR 37.5N 29.2W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. ...GALE WARNING... .48 HOUR FORECAST NEW LOW 53N39W 991 MB. FROM 47N TO 55N E OF 52W WINDS 25 TO 40 KT. SEAS 9 TO 17 FT. ELSEWHERE WITHIN 360 NM NW...600 NM W AND 480 NM S QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. .SYNOPSIS AND FORECAST. .48 HOUR FORECAST NEW LOW 37N74W 1007 MB. FROM 32N TO 40N BETWEEN 68W AND 74W WINDS 20 TO 30 KT. SEAS TO 10 FT. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 180 NM NW OF A LINE FROM 45N60W TO 47N44W...N OF 62N E OF 39W AND N OF 64N W OF 55W. .24 HOUR FORECAST DENSE FOG FROM 47N TO 54N BETWEEN 44W AND 56W. .48 HOUR FORECAST DENSE FOG FROM 52N TO 54N E OF 39W. .FORECASTER BANCROFT. OCEAN PREDICTION CENTER. NATIONAL HURRICANE CENTER MIAMI FL ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND GULF OF MEXICO SYNOPSIS VALID 1800 UTC SAT SEP 16. 24 HOUR FORECAST VALID 1800 UTC SUN SEP 17. 48 HOUR FORECAST VALID 1800 UTC MON SEP 18. .WARNINGS. ...ATLC HURRICANE WARNING... .TROPICAL DEPRESSION FIFTEEN NEAR 20.8N 47.1W 1006 MB AT 2100 UTC SEP 16 MOVING NNW OR 330 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS 12 FT OR GREATER WITHIN 0 NM S SEMICIRCLE...120 NM NE QUADRANT AND 90 NM NW QUADRANT WITH SEAS TO 13 FT. ELSEWHERE WITHIN 23N44W TO 24N48W TO 21N50W TO 18N48W TO 19N45W TO 21N43W TO 23N44W WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA WITHIN 21N40W TO 24N42W TO 26N48W TO 24N51W TO 17N48W TO 17N41W TO 21N40W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. .12 HOUR FORECAST TROPICAL STORM FIFTEEN NEAR 22.3N 48.2W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM NE QUADRANT...20 NM SE QUADRANT...0 NM SW QUADRANT...AND 50 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM N SEMICIRCLE AND 30 NM S SEMICIRCLE WITH SEAS TO 15 FT. ELSEWHERE WITHIN 25N45W TO 26N48W TO 23N51W TO 20N50W TO 20N48W TO 21N45W TO 25N45W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA WITHIN 27N44W TO 28N49W TO 25N53W TO 20N52W TO 18N44W TO 22N41W TO 27N44W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. .24 HOUR FORECAST TROPICAL STORM FIFTEEN NEAR 24.2N 49.7W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM NE QUADRANT...60 NM SE QUADRANT...20 NM SW QUADRANT...AND 90 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 150 NM N SEMICIRCLE AND 75 S SEMICIRCLE WITH SEAS TO 20 FT. ELSEWHERE WITHIN 24N46W TO 27N47W TO 26N53W TO 24N53W TO 21N50W TO 21N47W TO 24N46W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA WITHIN 31N39W TO 27N47W TO 31N59W TO 26N54W TO 19N51W TO 20N44W TO 31N39W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. .48 HOUR FORECAST HURRICANE FIFTEEN NEAR 26.9N 52.9W. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM NE QUADRANT...120 NM SE QUADRANT...80 NM SW QUADRANT...AND 110 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 240 NM N SEMICIRCLE AND 210 NM S SEMICIRCLE WITH SEAS TO 30 FT. ELSEWHERE WITHIN 30N51W TO 30N55W TO 26N56W TO 23N52W TO 26N49W TO 30N51W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA WITHIN 28N45W TO 31N58W TO 26N59W TO 22N57W TO 20N52W TO 23N45W TO 28N45W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL. .72 HOUR FORECAST HURRICANE FIFTEEN NEAR 30.0N 56.4W. MAXIMUM SUSTAINED WINDS 95 KT GUSTS 115 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST HURRICANE FIFTEEN NEAR 34.6N 57.3W. MAXIMUM SUSTAINED WINDS 90 KT GUSTS 110 KT. .120 HOUR FORECAST HURRICANE FIFTEEN NEAR 39.6N 52.0W. MAXIMUM SUSTAINED WINDS 80 KT GUSTS 100 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 WITHIN 30N35W TO 31N79W TO 24N73W TO 29N59W TO 29N36W TO 30N35W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED NE AND NW SWELL. .24 HOUR FORECAST CONDITIONS MERGE WITH WARNING FEATURE. .CARIBBEAN WITHIN 13N70W TO 13N74W TO 12N75W TO 12N72W TO 11N72W TO 12N70W TO 13N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LITTLE CHANGE. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.