FZNT01 KWBC 191014 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 1030 UTC TUE SEP 19 2023 CCODE/2:31:04:11:00/AOE+AOW/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 19. 24 HOUR FORECAST VALID 0600 UTC SEP 20. 48 HOUR FORECAST VALID 0600 UTC SEP 21. .WARNINGS. ...HURRICANE WARNING... .SEE PART 2 BELOW. IN ASSOCIATION WITH HURRICANE NIGEL S OF AREA...FROM 31N TO 35N BETWEEN 45W AND 58W AREA OF E TO NE WINDS 20 TO 33 KT. SEAS TO 12 FT IN SE SWELL. .24 HOUR FORECAST HURRICANE NIGEL NEAR 33.8N 54.8W. MAXIMUM SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM E AND 100 NM W SEMICIRCLES. SEAS 12 FT OR GREATER WITHIN 240 NM OF CENTER...EXCEPT 210 NM NW QUADRANT WITH SEAS TO 36 FT. ELSEWHERE FROM 31N TO 38N BETWEEN 48W AND 60W WINDS 20 TO 33 KT. SEAS TO 12 FT. .48 HOUR FORECAST HURRICANE NIGEL NEAR 39.6N 49.2W. MAXIMUM SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM NE AND SW...AND 170 NM SE AND 120 NM NW QUADRANTS. SEAS 12 FT OR GREATER WITHIN 210 NM NE...270 NM SE AND SW...AND 300 NM NW QUADRANTS WITH SEAS TO 40 FT. ELSEWHERE FROM 32N TO 43N BETWEEN 42W AND 59W WINDS 20 TO 33 KT. SEAS TO 12 FT. .72 HOUR FORECAST POST-TROPICAL CYCLONE NIGEL NEAR 45.0N 34.7W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST POST-TROPICAL CYCLONE NIGEL NEAR 51.8N 21.8W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. .120 HOUR FORECAST POST-TROPICAL CYCLONE NIGEL NEAR 58.5N 21.0W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 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 ... .COMPLEX LOW E OF AREA WITH ONE CENTER NEAR 54N25W 984 MB MOVING NE 30 KT...AND A SECOND CENTER NEAR 62N30W 990 MB MOVING S 15 KT. N OF 46N E OF 44W WINDS 30 TO 45 KT. SEAS 10 TO 25 FT. HIGHEST WINDS AND SEAS N OF 62N E OF GREENLAND. ELSEWHERE N OF 42N E OF 46W WINDS 20 TO 30 KT. SEAS 8 TO 16 FT. .24 HOUR FORECAST COMPLEX LOW E OF AREA WITH MEAN CENTER NEAR 58N30W 994 MB. WITHIN 540 NM S AND SW...AND 420 NM NW QUADRANTS WINDS 25 TO 40 KT. SEAS 11 TO 22 FT...HIGHEST NEAR 56N35W. ELSEWHERE FROM 47N TO 66N E OF 44W AREA OF N TO NW WINDS 20 TO 30 KT. SEAS 9 TO 18 FT. .48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS E OF AREA. ...GALE WARNING... .COMPLEX LOW WITH MAIN CENTER NEAR 43N69W 1000 MB MOVING NE 20 KT. WITHIN 180 NM E AND NE...AND 300 NM SE QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 15 FT. ELSEWHERE FROM 34N TO 50N BETWEEN 60W AND 73W WINDS TO 25 KT. SEAS TO 12 FT. .24 HOUR FORECAST COMBINED LOW NEAR 49N65W 999 MB. WITHIN 360 NM E AND NE...AND BETWEEN 300 NM AND 480 NM SE QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. ELSEWHERE FROM 42N TO 53N BETWEEN 50W AND 68W WINDS TO 25 KT. SEAS TO 12 FT. .48 HOUR FORECAST COMPLEX LOW WITH ONE CENTER NEAR 51N51W 1004 MB...AND A SECOND CENTER NEAR 48N58W 1006 MB. WITHIN 180 NM SW QUADRANT OF SECOND CENTER...AND BETWEEN 90 NM AND 300 NM N AND NE SEMICIRCLES OF FIRST CENTER...WINDS 25 TO 35 KT. SEAS 9 TO 15 FT. ELSEWHERE FROM 43N TO 55N BETWEEN 41W AND 64W WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. .SYNOPSIS AND FORECAST. .LOW 60N47W 1010 MB NEARLY STATIONARY. WITHIN 180 NM SW AND 240 NM NW QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT. .24 HOUR FORECAST LOW NEAR 60N47W 1016 MB. WITHIN 120 NM SW AND 240 NM NW QUADRANTS WINDS TO 25 KT. SEAS TO 9 FT. .48 HOUR FORECAST COMPLEX LOW WITH ONE CENTER NEAR 61N46W 1016 MB AND A SECOND NEW CENTER NEAR 63N51W 1017 MB. BETWEEN 120 NM AND 300 NM N AND NW QUADRANTS OF SECOND NEW CENTER WINDS TO 25 KT. SEAS TO 8 FT. .LOW 39N40W 1012 MB MOVING SE 10 KT. WITHIN 240 NM OF LOW CENTER...EXCEPT N QUADRANT...WINDS TO 25 KT. SEAS 8 TO 13 FT. .24 HOUR FORECAST LOW E OF AREA NEAR 37N33W 1014 MB. WITHIN 180 NM W SEMICIRCLE WINDS TO 25 KT. SEAS TO 9 FT. .48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS E OF AREA. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 41N TO 45N BETWEEN 64W AND 70W...AND FROM 59N TO 65N E OF 41W. .24 HOUR FORECAST DENSE FOG FROM 46N TO 53N BETWEEN 52W AND 61W. .48 HOUR FORECAST DENSE FOG FROM 40N TO 49N BETWEEN 45W AND 51W....AND FROM 50N TO 53N BETWEEN 48W AND 56W. .FORECASTER MILLS. 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 0600 UTC TUE SEP 19. 24 HOUR FORECAST VALID 0600 UTC WED SEP 20. 48 HOUR FORECAST VALID 0600 UTC THU SEP 21. .WARNINGS. ...ATLC HURRICANE WARNING... .HURRICANE NIGEL NEAR 29.6N 53.6W 979 MB AT 0900 UTC SEP 19 MOVING NW OR 325 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM NE QUADRANT...120 NM SE QUADRANT...80 NM SW QUADRANT...AND 130 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 270 NM NE QUADRANT... 240 NM SE QUADRANT...180 NM SW QUADRANT 210 NM NW QUADRANT WITH SEAS TO 34 FT. ELSEWHERE WITHIN 330 NM NE QUADRANT...300 NM SE QUADRANT...210 NM SW QUADRANT AND 240 NW QUADRANT WINDS 20 TO 33 KT. SEAS 10 TO 14 FT. REMAINDER OF AREA FROM 20019N TO 31N BETWEEN 44W AND 61W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. .24 HOUR FORECAST HURRICANE NIGEL N OF AREA NEAR 33.8N 54.8W. MAXIMUM SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM E SEMICIRCLE AND 100 NM W SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN 240 NM OF CENTER...EXCEPT 210 NM NW QUADRANT WITH SEAS TO 36 FT. ELSEWHERE WITHIN 330 NM E AND 300 NM W SEMICIRCLES WINDS 20 TO 33 KT. SEAS 10 TO 16 FT. REMAINDER OF AREA OVER FORECAST WATERS FROM 24N TO 31N BETWEEN 47W AND 63W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. .48 HOUR FORECAST HURRICANE NIGEL WELL N OF AREA NEAR 39.6N 49.2W. MAXIMUM SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM NE AND SW QUADRANTS...120 NM NW QUADRANT AND 170 NM SE QUADRANT. SEAS 12 FT OR GREATER WITHIN 210 NM NE QUADRANT...270 NM SE AND SW QUADRANTS AND 300 NM NW QUADRANT WITH SEAS TO 40 FT. ELSEWHERE WITHIN 360 NM OF CENTER OF NIGEL...EXCEPT 300 NM NE QUADRANT WINDS 20 TO 33 KT. SEAS 10 TO 14 FT. REMAINDER OF AREA OVER FORECAST WATERS FROM 30N TO 31N BETWEEN 48W AND 55W WINDS 20 KT OR LESS. SEAS 8 FT IN DECAYING NW TO N SWELL. .72 HOUR FORECAST POST-TROPICAL EXTRATROPICAL NIGEL NEAR WELL N OF AREA NEAR 45.0N 34.7W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST POST-TROPICAL EXTRATROPICAL NIGEL WELL N OF AREA NEAR 51.8N 21.8W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. .120 HOUR FORECAST POST-TROPICAL EXTRATROPICAL NIGEL WELL N OF AREA NEAR 58.5N 21.0W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 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 FROM 18N TO 29N E OF 41W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE SWELL. .24 HOUR FORECAST TROPICAL WAVE ALONG 42W S OF 22N. FROM 16N TO 26N E OF 48W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE SWELL. .48 HOUR FORECAST TROPICAL WAVE ALONG 49W S OF 22N. FROM 16N TO 24N E OF 48W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL. .CARIBBEAN 12 HOUR FORECAST FROM 11N TO 13N BETWEEN 70W AND 74W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST FROM 11N TO 13N BETWEEN 70W AND 73W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST FROM 11N TO 13N BETWEEN 70W AND 73W... INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.