High Seas Forecast
Issued by NWS
Issued by NWS
211 FZNT01 KWBC 170412 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 0430 UTC TUE SEP 17 2024 CCODE/1:31:04:01:00/AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 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 17. 24 HOUR FORECAST VALID 0000 UTC SEP 18. 48 HOUR FORECAST VALID 0000 UTC SEP 19. .WARNINGS. ...GALE WARNING... .LOW 50N35W 988 MB MOVING NE 25 KT. WITHIN 180 NM W SEMICIRCLE WINDS 30 TO 45 KT. SEAS 15 TO 22 FT. ELSEWHERE FROM 40N TO 56N E OF 45W WINDS 20 TO 30 KT. SEAS 9 TO 16 FT...HIGHEST NEAR 35W. .24 HOUR FORECAST LOW E OF AREA 59N27W 996 MB. FROM 53N TO 64N E OF 38W WINDS TO 25 KT. SEAS TO 12 FT. .48 HOUR FORECAST LOW AND CONDITIONS WELL NE OF AREA. ...GALE WARNING... .LOW 52N52W 1005 MB MOVING SE 20 KT. FROM 42N TO 52N W OF 47W...INCLUDING THE GULF OF SAINT LAWRENCE...WINDS 20 TO 30 KT. SEAS TO 8 FT. .12 HOUR FORECAST LOW 50N46W 1002 MB. WITHIN 360 NM S AND 540 NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. .24 HOUR FORECAST LOW 48N41W 998 MB. FROM 40N TO 51N E OF 47W WINDS 25 TO 35 KT. SEAS 8 TO 14 FT IN A MIXED SWELL. .48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 53N40W 1002 MB. FROM 42N TO 57N E OF 50W WINDS 25 TO 35 KT. SEAS 8 TO 13 FT IN A MIXED SWELL...HIGHEST N OF CENTER. ...GALE WARNING... .LOW JUST S OF AREA 30N49W 1008 MB DRIFTING SW 05 KT. S OF 36N BETWEEN 43W AND 57W WINDS 20 TO 30 KT. SEAS TO 12 FT. .06 HOUR FORECAST LOW S OF AREA 29N49W 1008 MB. WITHIN 240 NM NW SEMICIRCLE WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. .24 HOUR FORECAST LOW S OF AREA 28N50W 1008 MB. S OF 36N BETWEEN 40W AND 56W WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. .48 HOUR FORECAST LOW S OF AREA 26N54W 1006 MB. S OF 36N BETWEEN 42W AND 59W WINDS 20 TO 30 KT. SEAS TO 11 FT. .SYNOPSIS AND FORECAST. .LOW INLAND 34N79W 1008 MB DRIFTING NW 05 KT. WITHIN 360 NM NE AND E QUADRANTS WINDS 20 TO 30 KT. SEAS TO 11 FT. .24 HOUR FORECAST LOW DISSIPATED INLAND AND CONDITIONS DESCRIBED BY LOW 36N71W BELOW. .LOW 32N69W 1013 MB DRIFTING NW 05 KT. S OF 39N BETWEEN 57W AND 71W WINDS 20 TO 30 KT. SEAS TO 10 FT. .24 HOUR FORECAST LOW 36N71W 1015 MB. WITHIN 300 NM NE OF A LINE FROM 31N64W TO 36N76W WINDS 20 TO 30 KT. SEAS TO 9 FT. .48 HOUR FORECAST LOW 38N72W 1011 MB. WITHIN 120 NM N AND 360 NM E QUADRANTS WINDS 20 TO 30 KT. SEAS TO 8 FT. .24 HOUR FORECAST NEW LOW INLAND 51N58W 1010 MB. WITHIN THE GULF OF SAINT LAWRENCE WINDS TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST LOW AND CONDITIONS DESCRIBED BY LOW 53N40W IN WARNINGS SECTION ABOVE. .24 HOUR FORECAST NEW LOW 57N56W 1009 MB. WITHIN 180 NM NE SEMICIRCLE WINDS TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST LOW 59N53W 1014 MB. WITHIN 120 NM N AND 180 NM SE QUADRANTS WINDS TO 25 KT. SEAS LESS THAN 8 FT. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 240 NM SW OF A LINE FROM 50N46W TO 64N65W. .24 HOUR FORECAST DENSE FOG WITHIN 120 NM SW OF A LINE FROM 52N50W TO 64N64W AND N OF 64N E OF 38W. .48 HOUR FORECAST DENSE FOG WITHIN 90 NM SW OF A LINE FROM 54N51W TO 58N60W TO 64N64W...FROM 44N TO 57N BETWEEN 37W AND 45W...AND FROM 40N TO 42N W OF 67W. .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 0000 UTC TUE SEP 17. 24 HOUR FORECAST VALID 0000 UTC WED SEP 18. 48 HOUR FORECAST VALID 0000 UTC THU SEP 19. .WARNINGS. ...TROPICAL STORM WARNING... .TROPICAL DEPRESSION GORDON NEAR 19.0N 48.8W 1006 MB AT 0300 UTC SEP 17 MOVING W OR 270 DEG AT 3 KT. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. ELSEWHERE WITHIN 20N47W TO 20N49W TO 19N50W TO 17N49W TO 18N48W TO 18N47W TO 20N47W WINDS 20 TO 30 KT. SEAS 10 TO 11 FT. REMAINDER OF AREA WITHIN 20N47W TO 21N48W TO 20N50W TO 19N52W TO 19N50W TO 20N50W TO 20N47W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. .24 HOUR FORECAST TROPICAL DEPRESSION GORDON NEAR 19.9N 49.0W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. ELSEWHERE WITHIN 20N48W TO 21N49W TO 20N48W TO 19N49W TO 19N48W TO 20N48W WINDS 20 TO 30 KT. SEAS 9 TO 11 FT. REMAINDER OF AREA WITHIN 20N48W TO 21N49W TO 21N50W TO 20N50W TO 19N50W TO 19N48W TO 20N48W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. .48 HOUR FORECAST TROPICAL STORM GORDON NEAR 22.3N 47.9W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM E SEMICIRCLE AND 0 NM W SEMICIRCLE. ELSEWHERE WITHIN 23N47W TO 23N48W TO 22N47W TO 22N46W TO 23N47W WINDS 20 TO 33 KT. SEAS 9 TO 11 FT. REMAINDER OF AREA WITHIN 22N46W TO 23N48W TO 21N48W TO 20N49W TO 20N48W TO 21N47W TO 22N46W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. 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 31N46W TO 31N47W TO 31N61W TO 30N51W TO 29N50W TO 30N49W TO 31N46W NE WINDS 20 TO 30 KT. SEAS 10 TO 11 FT. ELSEWHERE WITHIN 31N51W TO 31N52W TO 31N62W TO 30N56W TO 29N51W TO 29N50W TO 31N51W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE SWELL. .24 HOUR FORECAST WITHIN 31N46W TO 31N53W TO 29N53W TO 28N51W TO 30N49W TO 30N45W TO 31N46W NE WINDS 20 TO 30 KT. SEAS 10 TO 12 FT. ELSEWHERE WITHIN 31N45W TO 31N53W TO 29N54W TO 31N60W TO 27N54W TO 27N49W TO 31N45W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE SWELL. .48 HOUR FORECAST WITHIN 31N47W TO 31N56W TO 28N54W TO 29N50W TO 29N47W TO 31N47W NE TO E WINDS 20 TO 30 KT. SEAS 10 TO 11 FT. ELSEWHERE WITHIN 31N44W TO 28N53W TO 31N55W TO 31N58W TO 25N55W TO 28N50W TO 31N44W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE SWELL. .ATLC WITHIN 31N78.5W TO 31N80W TO 30.5N80.5W TO 30.5N79.5W TO 31N78.5W WINDS 20 KT OR LESS. SEAS 8 FT IN NE TO E SWELL. .06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .CARIBBEAN WITHIN 12.5N73W TO 13N73W TO 13N74W TO 12.5N74W TO 12N73.5W TO 12N73W TO 12.5N73W NE TO E WINDS 20 TO 30 KT. SEAS 8 FT. ELSEWHERE WITHIN 14N72W TO 13N74W TO 12N74W TO 11N72W TO 11N70W TO 12N69W TO 14N72W...INCLUDING THE GULF OF VENEZUELA...E WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST WITHIN 14N70W TO 13N70W TO 12N73W TO 11N70W TO 12N70W TO 12N69W TO 14N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST WITHIN 14N70W TO 13N70W TO 11N70W TO 12N69W TO 12N68W TO 14N70W 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 ADAMS. NATIONAL HURRICANE CENTER. $$