High Seas Forecast
Issued by NWS

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000 FZNT01 KWBC 120348 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 0430 UTC TUE DEC 12 2017 CCODE/1:31:04:01:00/AOW/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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). PAN PAN NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W SYNOPSIS VALID 0000 UTC DEC 12 24 HOUR FORECAST VALID 0000 UTC DEC 13 48 HOUR FORECAST VALID 0000 UTC DEC 14 .WARNINGS. ...HURRICANE FORCE WIND WARNING... .LOW 61N36W 958 MB MOVING NE 15 KT. WITHIN 300 NM S AND 240 NM N QUADRANTS WINDS 50 TO 65 KT. SEAS 20 TO 44 FT. ALSO WITHIN 420 NM S AND SW AND 180 NM W QUADRANTS WINDS 35 TO 50 KT. SEAS 18 TO 36 FT. ELSEWHERE WITHIN 660 NM S AND SW QUADRANTS WINDS 25 TO 35 KT. SEAS 13 TO 26 FT. .24 HOUR FORECAST LOW E OF AREA 62N31W 960 MB. WITHIN 540 NM SW AND 240 NM N QUADRANTS WINDS 35 TO 50 KT. SEAS 16 TO 33 FT. ELSEWHERE WITHIN 720 NM SW AND 240 NM W QUADRANTS WINDS 25 TO 35 KT. SEAS 12 TO 24 FT. .48 HOUR FORECAST LOW WELL E OF AREA. BETWEEN 61N AND A LINE FROM 53N35W TO 59N48W WINDS 25 TO 40 KT. SEAS 11 TO 27 FT. ...STORM WARNING... .24 HOUR FORECAST LOW INLAND 43N72W 989 MB. W OF A LINE FROM 31N69W TO 40N60W TO 45N61W WINDS 25 TO 40 KT. SEAS 8 TO 15 FT. .36 HOUR FORECAST LOW 44N65W 981 MB. WITHIN 150 NM E OF A LINE FROM LOW CENTER TO 36N66W WINDS 35 TO 50 KT. SEAS 14 TO 24 FT. .48 HOUR FORECAST LOW 49N66W 969 MB. WITHIN 780 NM S QUADRANT WINDS 35 TO 45 KT. SEAS 14 TO 27 FT. ELSEWHERE N FO 31N AND WITHIN 660 NM NE...1200 NM SE...AND 1020 NM SW QUADRANTS 25 TO 40 KT. SEAS 9 TO 22 FT. ...GALE WARNING... .LOW 64N51W 970 MB MOVING N 20 KT. WITHIN 300 NM W SEMICIRCLE WINDS 25 TO 40 KT. SEAS 8 TO 15 FT. .24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS DIMINISHED. ...GALE WARNING... .LOW 57N58W 984 MB MOVING E 25 KT. WITHIN 480 NM SW AND 240 NM W AND NW QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 20 FT. .24 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 62N31W. ...GALE WARNING... .LOW 42N50W 1014 MB MOVING NE 40 KT NEXT 12 HOURS THEN WILL TURN E. WITHIN 480 NM SE SEMICIRCLE WINDS 20 TO 30 KT. SEAS 10 TO 18 FT. .12 HOUR FORECAST LOW 46N39W 1014 MB. WITHIN 240 NM SE SEMICIRCLE WINDS 25 TO 35 KT. SEAS 10 TO 18 FT. .24 HOUR FORECAST LOW WELL E OF AREA. WITHIN 240 NM E AND SE OF A FRONT FROM 46N35W TO 42N46W TO 33N55W WINDS 20 TO 30 KT. SEAS 8 TO 14 FT. .36 HOUR FORECAST NEW LOW TO FORM ALONG FRONT NEAR 43N45W 1012 MB. WITHIN 360 NM SE SEMICIRCLE WINDS 25 TO 35 KT. SEAS 10 TO 16 FT. .48 HOUR FORECAST LOW 45N37W 1012 MB. WITHIN 360 NM SE SEMICIRCLE WINDS 25 TO 35 KT. SEAS 10 TO 16 FT. ...HEAVY FREEZING SPRAY WARNING... .MODERATE TO HEAVY FREEZING SPRAY W OF A LINE FROM 52N51W TO 56N50W TO 61N59W TO 67N55W. .24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W OF A LINE FROM 52N52W TO 55N51W TO 60N58W TO 67N55W. .48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY W OF A LINE FROM 56N56W TO 60N59W TO 65N54W. .SYNOPSIS AND FORECAST. .DENSE FOG. 48 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 53N BETWEEN 43W AND 56W. .HIGH 45N49W 1020 MB MOVING NE 15 KT. .24 HOUR FORECAST HIGH 48N43W 1024 MB. .48 HOUR FORECAST HIGH MOVED E OF AREA. .48 HOUR FORECAST NEW HIGH 61N59W 1021 MB. .FORECASTER ACHORN. 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 TUE DEC 12. 24 HOUR FORECAST VALID 0000 UTC WED DEC 13. 48 HOUR FORECAST VALID 0000 UTC THU DEC 14. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC STATIONARY FRONT FROM 31N59W TO 20N75W. S OF 24N BETWEEN 72W AND 76W N TO NE WINDS 20 TO 25 KT. SEAS TO 8 FT. ELSEWHERE S OF 29N WITHIN 240 NM W OF FRONT WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED SWELL. .24 HOUR FORECAST TROUGH FROM 29N66W TO 20N72W. CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .ATLC TROUGH FROM 31N57W TO 23N57W. WITHIN 90 NM OF LINE FROM 31N49W TO 26N45W SE WINDS 20 TO 25 KT. SEAS TO 10 FT. ELSEWHERE WITHIN AREA BOUNDED BY 31N54W TO 31N42W TO 27N35W TO 11N35W TO 07N43W TO 31N54W WINDS 20 KT OR LESS. SEAS TO 9 FT PRIMARILY IN MIXED NE AND E SWELL. SCATTERED TSTMS WITHIN AREA BOUNDED BY 30N49W TO 23N41W TO 14N50W TO 30N49W. .24 HOUR FORECAST TROUGH DISSIPATED. WITHIN AREA BOUNDED BY A LINE FROM 31N53W TO 31N35W TO 13N35W TO 14N43W TO 31N53W WINDS 20 KT OR LESS. SEAS TO 9 FT PRIMARILY IN MIXED SWELL. .48 HOUR FORECAST WITHIN AREA BOUNDED BY 31N35W TO 20N35W TO 25N40W TO 31N35W WINDS 20 KT OR LESS. SEAS TO 10 FT IN MIXED N AND E SWELL. .ATLC 18 HOUR FORECAST COLD FRONT APPROACHING SE COAST UNITED STATES. WITHIN AREA BOUNDED BY 31N81W TO 31N73W TO 30N78W TO 31N81W SW WINDS 20 TO 25 KT. SEAS TO 8 FT. .24 HOUR FORECAST COLD FRONT FROM 31N76W TO 28N80W. WITHIN AREA BOUNDED BY 31N81W TO 31N71W TO 27N80W TO 31N81W SW TO W WINDS 20 TO 30 KT...EXCEPT W TO NW WINDS BEHIND FRONT. SEAS 8 TO 12 FT. .36 HOUR FORECAST COLD FRONT FROM 31N69W TO 23N81W. WITHIN AREA BOUNDED BY 31N79W TO 31N57W TO 27N63W TO 27N75W TO 31N79W SW TO W WINDS 20 TO 30 KT...EXCEPT W TO NW WINDS BEHIND FRONT. SEAS 8 TO 14 FT HIGHEST SEAS NEAR 30N72W. ELSEWHERE FROM 26N TO 31N BETWEEN 72W AND 80W WINDS 20 KT OR LESS. SEAS TO 11 FT PRIMARILY IN NW SWELL. .48 HOUR FORECAST COLD FRONT FROM 31N62W TO 22N78W. WITHIN AREA BOUNDED BY 31N70W TO 31N54W TO 30N55W TO 30N65W TO 31N70W SW TO W WINDS 20 TO 25 KT. SEAS 8 TO 15 FT...HIGHEST SEAS NEAR 31N66W. ELSEWHERE WITHIN AREA BOUNDED BY LINE FROM 31N75W TO 31N53W TO 25N74W TO 31N75W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT PRIMARILY IN NW SWELL. .CARIBBEAN STATIONARY FRONT FROM 20N75W TO 09N82W. WITHIN AREA BOUNDED BY A LINE FROM 21N77W TO 09N81W TO 16N85W TO 21N77W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 15 FT...HIGHEST SEAS NEAR 11N83W. .24 HOUR FORECAST TROUGH FROM 20N72W TO 09N82W. WITHIN 90 NM OF LINE FROM 18N79W TO 15N82W TO 10N83W N WINDS 20 TO 25 KT. SEAS TO 10 FT. .48 HOUR FORECAST TROUGH FROM 18N75W TO 09N81W. FROM 10N TO 15N BETWEEN 80W AND 84W N WINDS 20 TO 25 KT. SEAS TO 10 FT. .GULF OF MEXICO 12 HOUR FORECAST COLD FRONT APPROACH N CENTRAL WATERS. N OF 29N BETWEEN 85W AND 94W W TO NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST COLD FRONT FROM 27N82W TO 25N90W. N OF 27N E OF 83W NW WINDS 20 TO 25 KT. SEAS TO 8 FT. .36 HOUR FORECAST FRONT E OF AREA. 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 NELSON. NATIONAL HURRICANE CENTER.

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