High Seas Forecast
Issued by NWS

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000 FZNT01 KWBC 110345 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 0430 UTC SUN DEC 11 2016 CCODE/1:31:04:01:00/AOW/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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). SECURITE NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W SYNOPSIS VALID 0000 UTC DEC 11 24 HOUR FORECAST VALID 0000 UTC DEC 12 48 HOUR FORECAST VALID 0000 UTC DEC 13 .WARNINGS. ...STORM WARNING... .LOW 57N47W 957 MB MOVING N 10 KT. OVER FORECAST WATERS WITHIN 360 NM S SEMICIRCLE WINDS 40 TO 50 KT. SEAS 21 TO 28 FT. ELSEWHERE WITHIN 660 NM N AND 600 NM S SEMICIRCLE WINDS 35 TO 45 KT. SEAS 13 TO 24 FT. ALSO EXCEPT WHERE DESCRIBED BELOW...N OF 44N BETWEEN 64W AND 35W WINDS 25 TO 35 KT. SEAS 8 TO 16 FT. .24 HOUR FORECAST LOW 60N47W 967 MB. WITHIN 480 NM S SEMICIRCLE AND WITHIN 480 NM W QUADRANT WINDS 35 TO 45 KT. SEAS 18 TO 26 FT. ELSEWHERE N OF 48N BETWEEN 66W AND 35W WINDS 25 TO 35 KT. SEAS 9 TO 19 FT. .48 HOUR FORECAST LOW 66N52W 983 MB. WITHIN 660 NM W AND SW OF A LINE FROM 53N35W TO 67N55W WINDS 25 TO 40 KT. SEAS 11 TO 22 FT. ...STORM WARNING... .OVER FORECAST WATERS N OF 62N E OF GREENLAND WINDS 40 TO 50 KT. SEAS 16 TO 24 FT. ELSEWHERE N OF 61N E OF GREENLAND WINDS 25 TO 40 KT. SEAS 15 TO 20 FT. .24 HOUR FORECAST CONDITIONS MOVED N OF AREA. ...STORM WARNING... .OVER FORECAST WATERS FROM 33N TO 45N BETWEEN 72W AND 46W WINDS 20 TO 30 KT. SEAS TO 12 FT. .24 HOUR FORECAST NEW LOW 46N38W 998 MB. WITHIN 420 NM S QUADRANT WINDS 40 TO 50 KT. SEAS 10 TO 19 FT. ELSEWHERE WITHIN 720 NM SW AND 180 NM E QUADRANTS WINDS 35 TO 45 KT. SEAS 10 TO 19 FT. ALSO FROM 33N TO 47N BETWEEN 35W AND 63W WINDS 25 TO 35 KT. SEAS 8 TO 15 FT. .48 HOUR FORECAST LOW E OF AREA 58N31W 960 MB. WITHIN 300 NM W SEMICIRCLE WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. ...GALE WARNING... .LOW E OF AREA 43N33W 1004 MB MOVING NE 50 KT. OVER FORECAST WATERS WITHIN 720 NM SW QUADRANT WINDS 25 TO 35 KT. SEAS 8 TO 16 FT. .24 HOUR FORECAST LOW AND CONDITIONS E OF AREA. ...GALE WARNING... .42 HOUR FORECAST LOW 44N69W 1006 MB. OVER FORECAST WATERS NW OF A LINE FROM 40N62W TO 31N73W WINDS 25 TO 40 KT. SEAS 8 TO 14 FT. .48 HOUR FORECAST LOW 45N65W 1003 MB. WITHIN 240 NM SE OF A LINE FROM 44N62W TO 35N74W WINDS 35 TO 45 KT. SEAS 8 TO 15 FT. ELSEWHERE NW AND W OF A LINE FROM 48N58W TO 42N54W TO 31N60W WINDS 25 TO 35 KT. SEAS TO 12 FT. ...GALE WARNING... .48 HOUR FORECAST OVER FORECAST WATERS FROM 33N TO 50N E OF 50W WINDS 25 TO 40 KT. SEAS 11 TO 23 FT. ...HEAVY FREEZING SPRAY WARNING... .MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE FORECAST WATERS W OF A LINE FROM 49N53W TO 67N56W. .24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W OF A LINE FROM 48N48W TO 67N57W. .48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W AND NW OF A LINE FROM 49N50W TO 65N52W. .SYNOPSIS AND FORECAST. .24 HOUR FORECAST HIGH 41N67W 1033 MB. .48 HOUR FORECAST HIGH DISSIPATED. .24 HOUR FORECAST HIGH 35N66W 1033 MB. .48 HOUR FORECAST HIGH 35N52W 1032 MB. .FORECASTER SOMMERVILLE. 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 0000 UTC SUN DEC 11. 24 HOUR FORECAST VALID 0000 UTC MON DEC 12. 48 HOUR FORECAST VALID 0000 UTC TUE DEC 13. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC COLD FRONT FROM 31N48W TO 27N61W. WITHIN AREA BOUNDED BY 31N57W TO 31N70W TO 30N68W TO 29N67W TO 30N64W TO 31N57W WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL. .24 HOUR FORECAST COLD FRONT FROM 31N42W TO 27N54W. WITHIN AREA BOUNDED BY 31N47W TO 31N58W TO 30N54W TO 30N50.5W TO 30.5N47.5W TO 31N47W WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL. .48 HOUR FORECAST COLD FRONT FROM 29N35W TO 26N44W. WITHIN AREA BOUNDED BY 31N35W TO 30N57W TO 26N63W TO 27N45W TO 29N37W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL. .ATLC WITHIN AREA BOUNDED BY 27N71W TO 28N80W TO 24N81W TO 25N76W TO 25N70W TO 27N71W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT...EXCEPT 8 TO 9 FT NEAR GULF STREAM. .24 HOUR FORECAST WITHIN AREA BOUNDED BY 28N55W TO 27N68W TO 28N78W TO 23N73W TO 22N68W TO 25N65W TO 28N55W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. .48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .ATLC WITHIN AREA BOUNDED BY 21N35W TO 21N47W TO 16N58W TO 11N60W TO 06N54W TO 07N35W TO 21N35W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT IN MIXED N AND E SWELL. .24 HOUR FORECAST WITHIN AREA BOUNDED BY 22N35W TO 19N62W TO 10N60W TO 06N54W TO 07N35W TO 22N35W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. .48 HOUR FORECAST WITHIN AREA BOUNDED BY 17N36W TO 26N46W TO 27N62W TO 20N69W TO 08N55W TO 07N35W TO 17N36W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. .ATLC AND CARIBBEAN WITHIN AREA BOUNDED BY 20N73W TO 20N74W TO 20N75W TO 19N75W TO 19N74W TO 20N73W...INCLUDING APPROACH TO WINDWARD PASSAGE...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST WITHIN AREA BOUNDED BY 21N72W TO 21N73W TO 21N74W TO 19N74W TO 20N73W TO 20N71W TO 21N72W...INCLUDING APPROACH TO WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST WITHIN AREA BOUNDED BY 21N71W TO 21N72W TO 21N73W TO 20N73W TO 20N72W TO 20N71W TO 21N71W...INCLUDING APPROACH TO WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .CARIBBEAN WITHIN AREA BOUNDED BY 17N72W TO 16N80W TO 12N82W TO 10N78W TO 13N70W TO 17N72W...INCLUDING WITHIN 90 NM OF COAST OF COLOMBIA AND GULF OF VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. .24 HOUR FORECAST WITHIN AREA BOUNDED BY 14N69W TO 18N72W TO 17N80W TO 11N84W TO 11N70W TO 14N69W...INCLUDING WITHIN 90 NM OF COAST OF COLOMBIA AND GULF OF VENEZUELA AND IN MONA PASSAGE...NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. .36 HOUR FORECAST WITHIN AREA BOUNDED BY 18N65W TO 17N81W TO 11N83W TO 10N76W TO 15N64W TO 18N65W...INCLUDING WITHIN 90 NM OF COAST OF COLOMBIA AND IN MONA PASSAGE...NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. .48 HOUR FORECAST WITHIN AREA BOUNDED BY 16N70W TO 18N71W TO 18N73W TO 16N76W TO 11N76W TO 11N70W TO 16N70W...INCLUDING WITHIN 90 NM OF COAST OF COLOMBIA...NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE WITHIN AREA BOUNDED BY 17N66W TO 18N70W TO 18N79W TO 12N83W TO 11N80W TO 10N71W TO 17N66W...INCLUDING IN MONA PASSAGE...WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE TO E SWELL. .GULF OF MEXICO WITHIN AREA BOUNDED BY 20N95W TO 21N96W TO 21N97W TO 19N96W TO 18N94W TO 19N94W TO 20N95W...INCLUDING WITHIN 60 NM OF COAST OF VERACRUZ...NW WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. ELSEWHERE WITHIN AREA BOUNDED BY 25N81W TO 24N88W TO 26N95W TO 23N98W TO 18N94W TO 21N90W TO 25N81W...INCLUDING STRAITS OF FLORIDA AND IN YUCATAN CHANNEL...NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. .18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.

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