FZNT01 KWBC 151018 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 1030 UTC FRI SEP 15 2023 CCODE/2:31:04:11:00/AOE+AOW/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0600 UTC SEP 15. 24 HOUR FORECAST VALID 0600 UTC SEP 16. 48 HOUR FORECAST VALID 0600 UTC SEP 17. .WARNINGS. ...HURRICANE WARNING... .HURRICANE LEE NEAR 34.4N 67.5W 957 MB AT 0900 UTC SEP 15 MOVING N OR 010 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS WITHIN 280 NM NE QUADRANT...280 NM SE QUADRANT...200 NM SW QUADRANT...AND 220 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 420 NM OF CENTER...EXCEPT 390 NM NW QUADRANT WITH SEAS TO 46 FT. ELSEWHERE FROM 31N TO 40N BETWEEN 58W AND 78W WINDS 20 TO 33 KT. SEAS TO 12 FT. .24 HOUR FORECAST HURRICANE LEE NEAR 40.3N 66.7W. MAXIMUM SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS WITHIN 270 NM NE QUADRANT...250 NM SE QUADRANT...220 NM SW QUADRANT...AND 210 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 360 NM N AND 570 NM S SEMICIRCLES WITH SEAS TO 41 FT. ELSEWHERE FROM 34N TO 46N BETWEEN 55W AND 74W WINDS 20 TO 33 KT. SEAS TO 12 FT. .48 HOUR FORECAST POST-TROPICAL CYCLONE LEE INLAND NEAR 46.3N 64.8W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 160 NM NE QUADRANT...200 NM SE QUADRANT...100 NM SW QUADRANT...AND 50 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 180 NM NE...660 NM SE...AND 300 NM SW QUADRANTS WITH SEAS TO 24 FT. ELSEWHERE FROM 38N TO 51N BETWEEN 52W AND 71W WINDS 20 TO 33 KT. SEAS TO 12 FT. .72 HOUR FORECAST POST-TROPICAL CYCLONE LEE NEAR 52.5N 55.0W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 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. ...TROPICAL STORM WARNING... .TROPICAL STORM MARGOT NEAR 36.7N 38.6W 984 MB AT 0900 UTC SEP 15 MOVING ESE OR 115 DEG AT 3 KT. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 180 NM NE QUADRANT...190 NM SE QUADRANT...140 NM SW QUADRANT...AND 160 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 270 NM NE QUADRANT...240 NM SE QUADRANT...AND 300 NM W SEMICIRCLE WITH SEAS TO 26 FT. ELSEWHERE FROM 31N TO 45N BETWEEN 35W AND 45W WINDS 20 TO 33 KT. SEAS TO 12 FT. .24 HOUR FORECAST TROPICAL STORM MARGOT NEAR 35.7N 38.8W. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS WITHIN 180 NM NE QUADRANT...140 NM SE QUADRANT...120 NM SW QUADRANT...AND 150 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 360 NM N AND 240 NM S SEMICIRCLES WITH SEAS TO 24 FT. ELSEWHERE FROM 31N TO 42N BETWEEN 35W AND 45W WINDS 20 TO 33 KT. SEAS TO 12 FT. .48 HOUR FORECAST TROPICAL STORM MARGOT NEAR 34.8N 41.6W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM NE QUADRANT...100 NM SE QUADRANT...60 NM SW QUADRANT...AND 120 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 360 NM N AND 240 NM S SEMICIRCLES WITH SEAS TO 22 FT. ELSEWHERE FROM 31N TO 41N BETWEEN 35W AND 48W WINDS 20 TO 33 KT. SEAS TO 12 FT. .72 HOUR FORECAST TROPICAL STORM MARGOT NEAR 36.5N 43.6W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST TROPICAL STORM MARGOT NEAR 39.5N 40.0W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. .120 HOUR FORECAST POST-TROPICAL CYCLONE MARGOT NEAR 40.0N 34.0W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. ...STORM WARNING... .COMPLEX LOW WITH MEAN CENTER 56N56W 1004 MB MOVING NE 30 KT. WITHIN 360 NM NE...480 NM E...AND 540 NM S QUADRANTS WINDS 20 TO 30 KT. SEAS TO 9 FT. .12 HOUR FORECAST LOW 59N48W 995 MB. WITHIN 600 NM E AND SE AND 360 NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 15 FT. .24 HOUR FORECAST LOW 62N36W 986 MB. WITHIN 240 NM W AND NW SEMICIRCLES WINDS 35 TO 50 KT. SEAS 10 TO 18 FT. ELSEWHERE WITHIN 480 NM E...840 NM S...AND 540 NM W QUADRANTS WINDS 25 TO 40 KT. SEAS 9 TO 16 FT. .48 HOUR FORECAST LOW E OF AREA NEAR 62N31W 970 MB. WITHIN 240 NM NW AND 180 NM SW QUADRANTS WINDS 45 TO 60 KT. SEAS 20 TO 34 FT. ELSEWHERE WITHIN 480 NM SW QUADRANT WINDS 30 TO 45 KT. SEAS 13 TO 26 FT. ...GALE WARNING... .24 HOUR FORECAST...EXCEPT WHERE DESCRIBED WITH HURRICANE LEE...FROM 39N TO 41N BETWEEN 70W AND 72W WINDS 25 TO 35 KT. SEAS 14 TO 21 FT. .48 HOUR FORECAST CONDITIONS ABSORBED BY POST-TROPICAL CYCLONE LEE. .SYNOPSIS AND FORECAST. .LOW 67N63W 1006 MB NEARLY STATIONARY. WITHIN 360 NM E QUADRANT WINDS TO 25 KT. SEAS TO 8 FT. .24 HOUR FORECAST LOW DISSIPATED. FROM 59N TO 63N W OF 53W WINDS 20 TO 30 KT. SEAS TO 9 FT. .48 HOUR FORECAST CONDITIONS DIMINISHED. .FROM 45N TO 48N BETWEEN 35W AND 42W WINDS TO 25 KT. SEAS TO 9 FT. .24 HOUR FORECAST CONDITIONS DESCRIBED WITH TROPICAL STORM MARGOT IN WARNINGS SECTION ABOVE. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 44N TO 64N BETWEEN 49W AND 63W. .24 HOUR FORECAST DENSE FOG WITHIN 240 NM NW OF A LINE FROM 42N62W TO 43N59W. .48 HOUR FORECAST DENSE FOG FROM 44N TO 53N BETWEEN 44W AND 60W AND WITHIN 90 NM E AND SE OF THE GREENLAND COAST. .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 0600 UTC FRI SEP 15. 24 HOUR FORECAST VALID 0600 UTC SAT SEP 16. 48 HOUR FORECAST VALID 0600 UTC SUN SEP 17. .WARNINGS. ...GALE WARNING... .ATLC LOW PRES NEAR 13N42W 1007 MB. WITHIN 14N40W TO 16N41W TO 16N44W TO 13N44W TO 12N42W TO 12N41W TO 14N40W E TO SE WINDS 20 TO 30 KT. SEAS 8 TO 9 FT. WITHIN 18N36W TO 19N38W TO 18N41W TO 16N41W TO 16N39W TO 17N36W TO 18N36W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN E SWELL. .12 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 14N43W 1007 MB. WITHIN 15N43W TO 16N44W TO 15N44W TO 15N43W E TO SE WINDS 30 TO 35 KT. SEAS 8 TO 11 FT. WITHIN 21N39W TO 21N44W TO 17N46W TO 16N45W TO 16N40W TO 18N38W TO 21N39W E WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. .24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 16N45W 1006 MB. WITHIN 18N45W TO 18N46W TO 17N46W TO 17N44W TO 18N45W E TO SE WINDS 30 TO 40 KT. SEAS 8 TO 12 FT. WITHIN 21N40W TO 22N41W TO 21N47W TO 16N47W TO 15N42W TO 16N40W TO 21N40W E TO SE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. .48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 19N48W 1004 MB. WITHIN 21N47W TO 22N49W TO 20N50W TO 19N49W TO 19N48W TO 20N46W TO 21N47W SE WINDS 30 TO 45 KT. SEAS 11 TO 13 FT. WITHIN 24N45W TO 24N47W TO 23N51W TO 21N51W TO 19N49W TO 19N46W TO 24N45W E WINDS 20 TO 30 KT. SEAS 10 TO 12 FT. WITHIN 23N42W TO 26N44W TO 28N50W TO 24N53W TO 18N52W TO 18N44W TO 23N42W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO NE SWELL. .SYNOPSIS AND FORECAST. .ATLC TROPICAL STORM MARGOT WELL N OF THE AREA NEAR 36.7N 38.6W. WITHIN 31N41.5W TO 31N45.5W TO 30.5N44.5W TO 30.5N42.5W TO 31N41.5W WINDS 20 KT OR LESS. SEAS 8 FT IN N TO NE SWELL. .24 HOUR FORECAST WITHIN 31N35W TO 31N47W TO 29N45W TO 29N37W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL. .48 HOUR FORECAST WITHIN 31N35W TO 30N51W TO 28N50W TO 26N40W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN N TO NE SWELL. .ATLC HURRICANE LEE WELL N OF THE AREA NEAR 34.4N 67.5W 957 MB AT 0900 UTC SEP 15 MOVING N OR 010 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 75 KT GUSTS 90 KT. OVER FORECAST WATERS WITHIN 31N59W TO 31N74W TO 29N68W TO 29N61W TO 31N59W SW WINDS 20 TO 30 KT. SEAS 14 TO 18 FT. WITHIN 31N52W TO 29N63W TO 31N81W TO 23N74W TO 25N53W TO 31N52W...INCLUDING ATLANTIC EXPOSURES... WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW TO N SWELL. .24 HOUR FORECAST HURRICANE LEE N OF AREA NEAR 40.3N 66.7W. MAXIMUM SUSTAINED WINDS 75 KT GUSTS 90 KT. OVER FORECAST WATERS WITHIN 31N55W TO 31N81W TO 26N76W TO 25N64W TO 28N56W TO 31N55W...INCLUDING ATLANTIC EXPOSURES...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL. .48 HOUR FORECAST POST-TROPICAL LEE N OF AREA NEAR 46.3N 64.8W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. OVER FORECAST WATERS WITHIN 31N51W TO 30N76W TO 25N74W TO 24N69W TO 28N53W TO 31N51W...INCLUDING ATLANTIC EXPOSURES...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL. .CARIBBEAN 15 HOUR FORECAST WITHIN 13N70W TO 13N73W TO 11N73W TO 11N71W TO 12N69W TO 13N70W...INCLUDING THE GULF OF VENEZUELA... NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .36 HOUR FORECAST WITHIN 13N70W TO 13N73W TO 11N73W TO 11N71W TO 12N69W TO 13N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST LITTLE CHANGE. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .FORECASTER RAMOS. NATIONAL HURRICANE CENTER. $$