High Seas Forecast
Issued by NWS
Issued by NWS
126 FZNT01 KWBC 180956 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 1030 UTC WED SEP 18 2024 CCODE/1:31:04:01:00/AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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). FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM). THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL OCTOBER 16 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 HIGH SEAS AREAS ONLY. TO LEARN MORE PLEASE VISIT (WEB ADDRESS LOWERCASE) HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP 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 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, VOLCANIC ASH, AND ANYTHING TROPICAL (INCLUDING A DEPRESSION). LESSER CONDITIONS WILL BE INCLUDED FOR WARNING CONDITIONS AND TO PRESERVE CONTINUITY WHERE APPROPRIATE. 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 18. 24 HOUR FORECAST VALID 0600 UTC SEP 19. 48 HOUR FORECAST VALID 0600 UTC SEP 20. .WARNINGS. ...GALE WARNING... .LOW 48N41W 1002 MB MOVING NE 10 KT. FROM 40N TO 53N E OF 47W WINDS 25 TO 35 KT. SEAS 8 TO 15 FT. .24 HOUR FORECAST LOW 52N37W 1001 MB. FROM 47N TO 58N E OF 45W WINDS 25 TO 35 KT. SEAS 8 TO 14 FT...HIGHEST N OF CENTER. .48 HOUR FORECAST LOW 54N42W 998 MB. WITHIN 300 NM N QUADRANT WINDS 35 TO 45 KT. SEAS 12 TO 18 FT. ELSEWHERE FROM 51N TO 64N E OF 52W WINDS 20 TO 35 KT. SEAS 8 TO 14 FT...HIGHEST NW OF CENTER. .SYNOPSIS AND FORECAST. .LOW 60N42W 1014 MB MOVING NE 20 KT. WITHIN 120 NM S SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 8 FT. .24 HOUR FORECAST LOW AND CONDITIONS NE OF AREA. .S OF 35N E OF 60W AREA OF NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 13 FT...HIGHEST NEAR 31N52W. .24 HOUR FORECAST S OF 35N E OF 60W AREA OF NE TO E WINDS TO 25 KT. SEAS TO 10 FT. .48 HOUR FORECAST S OF 35N E OF 60W AREA OF NE TO E WINDS 20 TO 30 KT. SEAS TO 9 FT. .LOW 36N76W 1013 MB MOVING NE 10 KT. WITHIN 420 NM NE OF A LINE FROM 31N65W TO 37N76W WINDS TO 25 KT. SEAS TO 10 FT. .24 HOUR FORECAST LOW 38N73W 1006 MB. WITHIN 90 NM EITHER SIDE OF A FRONT FORECAST TO EXTEND FROM LOW CENTER TO 40N73W TO 40N68W TO 33N63W WINDS 20 TO 30 KT. SEAS TO 8 FT. .48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER 40N67W 1004 MB. FROM 33N TO 44N W OF 59W WINDS 20 TO 30 KT. SEAS TO 10 FT IN A MIXED SWELL. .COMPLEX LOW WITH MAIN CENTER 57N55W 1008 MB DRIFTING NE 05 KT. WITHIN 180 NM NE QUADRANT WINDS TO 25 KT. SEAS TO 8 FT. .24 HOUR FORECAST LOW 60N53W 1014 MB. WITHIN 180 NM N SEMICIRCLE WINDS TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST LOW 61N55W 1018 MB. WITHIN 180 NM NW SEMICIRCLE WINDS TO 25 KT. SEAS TO 8 FT. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 240 NM SW OF A LINE FROM 53N50W TO 65N64W. .24 HOUR FORECAST DENSE FOG N OF 57N W OF 60W...WITHIN 120 NM OF 52N53W...WITHIN 120 NM OF 60N54W...AND FROM 51N TO 58N BETWEEN 36W AND 42W. .48 HOUR FORECAST FROM 37N TO 44N W OF 60W...FROM 55N TO 62N E OF 43W...AND FROM 60N TO 64N BETWEEN 55W AND 60W. .FORECASTER ANDERSON. 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 WED SEP 18. 24 HOUR FORECAST VALID 0600 UTC THU SEP 19. 48 HOUR FORECAST VALID 0600 UTC FRI SEP 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC LOW PRES NEAR 28N51W 1007 MB. WITHIN 31N50W TO 31N54W TO 28N55W TO 28N53W TO 29N51W TO 28N47W TO 31N50W NE TO E WINDS 20 TO 30 KT. SEAS 11 TO 13 FT. ELSEWHERE WITHIN 31N37W TO 30N49W TO 30N55W TO 31N60W TO 27N57W TO 25N53W TO 31N37W WINDS 20 KT OR LESS. SEAS 9 TO 11 FT IN NE SWELL. .24 HOUR FORECAST LOW PRES NEAR 26N53W 1007 MB. WITHIN 30N45W TO 31N50W TO 31N56W TO 30N58W TO 28N56W TO 30N51W TO 30N45W NE TO E WINDS 20 TO 25 KT. SEAS 10 TO 12 FT. ELSEWHERE WITHIN 30N44W TO 31N60W TO 26N59W TO 23N55W TO 26N51W TO 23N45W TO 30N44W WINDS 20 KT OR LESS. SEAS 9 TO 11 FT IN NE SWELL. .48 HOUR FORECAST LOW PRES NEAR 24N55W 1007 MB. WITHIN 29N44W TO 31N45W TO 31N47W TO 30N55W TO 28N55W TO 27N45W TO 29N44W NE TO E WINDS 20 TO 30 KT. SEAS 9 TO 11 FT. ELSEWHERE WITHIN 31N45W TO 29N52W TO 31N58W TO 29N60W TO 26N59W TO 27N43W TO 31N45W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE TO E SWELL. .ATLC 06 HOUR FORECAST REMNANT LOW OF GORDON NEAR 31N37W 1013 MB. WITHIN 22N45W TO 23N46W TO 23N47W TO 21N47W TO 20N47W TO 20N45W TO 22N45W WINDS 20 TO 25 KT. SEAS 8 FT IN SE TO S SWELL. .24 HOUR FORECAST MERGED WITH AREA DESCRIBED ABOVE. .CARIBBEAN WITHIN 14N71W TO 14N74W TO 14N75W TO 12N74W TO 13N73W TO 13N71W TO 14N71W 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. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .FORECASTER ADAMS. NATIONAL HURRICANE CENTER. $$