High Seas Forecast
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000 FZNT01 KWBC 230437 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV...CORRECTED NWS OCEAN PREDICTION CENTER WASHINGTON DC 0430 UTC THU NOV 23 2017 CCODE/1:31:04:01:00/AOW/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 NOV 23 24 HOUR FORECAST VALID 0000 UTC NOV 24 48 HOUR FORECAST VALID 0000 UTC NOV 25 .WARNINGS. ...HURRICANE FORCE WIND WARNING... .LOW 41N66W 999 MB MOVING NE 30 KT AND INTENSIFYING. OVER FORECAST WATERS WITHIN 300 NM S QUADRANT WINDS 45 TO 60 KT. SEAS 17 TO 22 FT. ELSEWHERE WITHIN 300 NM SE AND E QUADRANTS WINDS 35 TO 45 KT. SEAS 12 TO 19 FT. ALSO WITHIN 300 NM N SEMICIRCLE AND WITHIN 600 NM SW AND 660 NM SE QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 16 FT. .24 HOUR FORECAST LOW 52N56W 984 MB. WITHIN 300 NM S AND SE QUADRANTS...AND WITHIN 240 NM W OF THE GREENLAND COAST BETWEEN 46W AND 52W WINDS 40 TO 50 KT. SEAS 12 TO 20 FT. ELSEWHERE WITHIN 300 NM E OF A LINE FROM 66N58W TO 44N51W...AND WITHIN 540 NM S AND 300 NM N QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 16 FT. .42 HOUR FORECAST LOW 59N58W 976 MB. WITHIN 240 NM N OF A LINE FROM 60N59W TO 57N41W WINDS 50 TO 65 KT. WINDS 20 TO 32 FT. .48 HOUR FORECAST LOW 61N59W 971 MB. WITHIN 240 NM NE OF A LINE FROM 61N56W TO 59N46W WINDS 50 TO 65 KT. SEAS 17 TO 35 FT. ELSEWHERE WITHIN 240 NM SW QUADRANT AND WITHIN 300 NM N AND E OF A LINE FROM 62N61W TO 59N41W TO 51N41W WINDS 40 TO 50 KT. SEAS 15 TO 27 FT. ALSO WITHIN 900 NM S...420 NM N...360 NM W...AND 960 NM E QUADRANTS...AND WITHIN 300 NM SE OF A LINE FROM 49N43W TO 39N51W WINDS 25 TO 40 KT. SEAS 8 TO 16 FT. ...GALE WARNING... .LOW INLAND NEAR 61N64W 1007 MB MOVING N 15 KT. OVER FORECAST WATERS WITHIN 240 NM S AND SE QUADRANTS AND WITHIN 420 NM NE OF A LINE FROM 63N61W TO 52N50W WINDS 25 TO 40 KT. SEAS 10 TO 27 FT...EXCEPT WITHIN 480 NM E QUADRANT SEAS 15 TO 23 FT. .24 HOUR FORECAST LOW N OF AREA. CONDITIONS DESCRIBED ABOVE WITH LOW 52N56W. ...GALE WARNING... .LOW 41N40W 1004 MB MOVING SE 25 KT. OVER FORECAST WATERS WITHIN 480 NM SW SEMICIRCLE WINDS 25 TO 40 KT. SEAS 10 TO 18 FT...EXCEPT WITHIN 300 NM SW SEMICIRCLE SEAS 17 TO 23 FT. .24 HOUR FORECAST LOW MOVED E OF AREA 34N31W 999 MB. WITHIN 480 NM W SEMICIRCLE WINDS 25 TO 40 KT. SEAS 15 TO 22 FT. ELSEWHERE WITHIN 720 NM W QUADRANT WINDS 20 TO 30 KT. SEAS 8 TO 15 FT. .48 HOUR FORECAST LOW MOVED SE OF AREA. SE OF A LINE FROM 45N35W TO 31N47W WINDS 20 TO 30 KT. SEAS 8 TO 14 FT. ...GALE WARNING... .LOW E OF AREA 47N30W 999 MB MOVING E 20 KT. OVER FORECAST WATERS WITHIN 600 NM SW AND 780 NM NW QUADRANTS WINDS 25 TO 35 KT. SEAS 10 TO 21 FT. .24 HOUR FORECAST LOW DISSIPATED. E OF A LINE FROM 59N40W TO 41N49W WINDS 20 TO 30 KT. SEAS 8 TO 16 FT. .48 HOUR FORECAST CONDITIONS MOVED E OF AREA. ...GALE WARNING... .LOW S OF AREA 29N67W 1008 MB MOVING NE 15 KT. OVER FORECAST WATERS WITHIN 240 NM N SEMICIRCLE WINDS 25 TO 35 KT. SEAS TO 10 FT. .24 HOUR FORECAST LOW 34N59W 1006 MB. WITHIN 480 NM E...240 NM N AND S...AND 300 NM W QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 16 FT. .48 HOUR FORECAST LOW 37N51W 1007 MB. WITHIN 300 NM W SEMICIRCLE AND WITHIN 420 NM NE AND 360 NM SE QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 14 FT. ...HEAVY FREEZING SPRAY WARNING... .24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY W OF A LINE FROM 63N60W TO 59N63W. .48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W OF A LINE FROM 62N63W TO 54N54W. .SYNOPSIS AND FORECAST. .EXCEPT WHERE PREVIOUSLY DESCRIBED OVER FORECAST WATERS N OF 54N E OF 44W WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. .24 HOUR FORECAST EXCEPT WHERE PREVIOUSLY DESCRIBED N OF 59N E OF GREENLAND WINDS TO 25 KT. SEAS TO 10 FT. .48 HOUR FORECAST CONDITIONS DESCRIBED IN WARNINGS SECTION ABOVE. .24 HOUR FORECAST OVER FORECAST WATERS FROM 31N TO 35N W OF 72W WINDS TO 25 KT. SEAS TO 8 FT. .48 HOUR FORECAST LOW 31N76W 1008 MB. FROM 31N TO 35N W OF 66W WINDS TO 25 KT. SEAS TO 10 FT. .LIGHT TO MODERATE FREEZING SPRAY N OF 63N E OF GREENLAND. .24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY WITHIN 120 NM OF THE E COAST OF GREENLAND. .48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 64N E OF GREENLAND. .DENSE FOG. 24 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM FROM 51N TO 58N BETWEEN 57W AND 50W. .48 HOUR FORECAST DENSE FOG FROM 53N TO 57N BETWEEN 40W AND 38W. .HIGH 36N53W 1026 MB MOVING SE 15 KT. .24 HOUR FORECAST HIGH 34N47W 1021 MB. .48 HOUR FORECAST HIGH 37N39W 1021 MB. .24 HOUR FORECAST NEW HIGH 59N35W 1026 MB. .48 HOUR FORECAST HIGH MOVED E OF AREA. .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 THU NOV 23. 24 HOUR FORECAST VALID 0000 UTC FRI NOV 24. 48 HOUR FORECAST VALID 0000 UTC SAT NOV 25. .WARNINGS. ...GULF OF MEXICO GALE WARNING... .GULF OF MEXICO STATIONARY FRONT FROM 29N83W TO LOW PRES NEAR 26N87W 1012 MB. COLD FRONT CONTINUES TO TO 18.5N92.5W. S OF 20N W OF 95W NW TO N WINDS 30 TO 35 KT. SEAS 11 TO 13 FT. FROM 29N TO 30N BETWEEN 88W AND 89W AND FROM 28N TO 29N BETWEEN 92W AND 93W N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .09 HOUR FORECAST LOW PRES NEAR 28N86W 1010 MB WITH COLD FRONT TO 21N90W TO 18.5N92W. WITHIN 30 NM EITHER SIDE OF LINE FROM 28N87W TO 27N88W TO 25N90W N TO NE WINDS 20 TO 25 KT. FROM 25N TO 27N BETWEEN 88W AND 90W N WINDS 20 TO 25 KT. SEAS TO 10 FT. S OF 24N W OF LINE FROM 24N95W TO 18.5N93W NW TO N WINDS 20 TO 25 KT. SEAS 8 TO 14 FT...HIGHEST NEAR 19N95W. ELSEWHERE S OF 26N W OF 90W WINDS 20 KT OR LESS. SEAS TO 10 FT IN MIXED SWELL. .24 HOUR FORECAST LOW PRES E OF AREA IN FLORIDA WITH COLD FRONT TO 27N85W TO 21.5N87W. FROM 19N TO 20N W OF 95W NW WINDS 20 TO 25 KT. SEAS TO 10 FT. ELSEWHERE FROM 22N TO 23N BETWEEN 90W AND 92W WIND AND S OF 20N BETWEEN 92W AND 96W WINDS 20 KT OR LESS. SEAS TO 10 FT IN NW SWELL. .33 HOUR FORECAST LOW PRES NEAR 27N83.5W 1009 MB WITH WEAKENING COLD FRONT TO 22N85W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. ...ATLC GALE WARNING... .ATLC COLD FRONT FROM LOW PRES NEAR 29.5N67W 1008 MB TO 25N70W TO 22N75W. WITHIN 150 NM E QUADRANT S TO SE WINDS 25 TO 35 KT. SEAS TO 14 FT. ELSEWHERE WITHIN 300 NM E SEMICIRCLE OF LOW AND N OF 30N BETWEEN 59W AND 62W WINDS 20 TO 30 KT SEAS 10 TO 14 FT. REMAINDER AREA N OF 27N BETWEEN 60W AND 72W AND WITHIN 150 NM OF LINE FROM 27N64W TO 22N61W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED NW AND NE SWELL. .06 HOUR FORECAST LOW PRES NEAR 31N66W 1008 MB WITH COLD FRONT TO 25N72W AND WEAKENING COLD FRONT TO 20N73W. WITHIN 120 NM SE QUADRANT OF LOW WINDS 25 TO 35 KT. SEAS 14 TO 17 FT. ELSEWHERE WITHIN 270 NM SE SEMICIRCLE OF LOW WINDS 20 TO 30 KT. SEAS 9 TO 14 FT. REMAINDER AREA N OF 27N BETWEEN 59W AND 70W AND WITHIN 120 NM OF LINE FROM 27N64W TO 22N63W TO 17N58W WINDS 20 KT OR LESS. SEAS TO 9 FT IN NE TO E SWELL. .24 HOUR FORECAST LOW PRES JUST N OF AREA NEAR 33N60W 1001 MB WITH COLD FRONT TO 25N65W. OVER FORECAST WATERS WITHIN 210 NM S SEMICIRCLE OF LOW WINDS 20 TO 30 KT. SEAS 0 TO 12 FT. ELSEWHERE N OF 29N BETWEEN 57W AND 62W WINDS 20 KT OR LESS. SEAS TO 11 FT IN MIXED SE AND SW SWELL. .48 HOUR FORECAST LOW WELL N OF AREA WITH ASSOCIATED COLD FRONT FROM 31N52W TO 26N58W. N OF 30N BETWEEN 50W AND 54W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED SWELL. .SYNOPSIS AND FORECAST. .ATLC COLD FRONT FROM 31N35W TO 29N40W TO 27N50W THEN STATIONARY FRONT TO 27N42W. N OF 27N E OF 60W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED NW AND NE SWELL. .12 HOUR FORECAST COLD FRONT FROM 27N35W TO 25N46W. N OF 30N E OF 41W NW WINDS 20 TO 25 KT. SEAS 10 TO 12 FT. ELSEWHERE N OF 26N E OF 50W WINDS 20 KT OR LESS. SEAS TO 10 FT IN MIXED N AND NW SWELL. .24 HOUR FORECAST COLD FRONT DISSIPATED. N OF 27N E OF 38W NW WINDS 20 TO 25 KT. SEAS 12 TO 18 FT. ELSEWHERE NE OF LINE FROM 31N47W TO 27N42W TO 25N35W WINDS 20 KT OR LESS. SEAS TO 12 FT IN NW AND N SWELL. .48 HOUR FORECAST E OF LINE FROM 31N45W TO 26N47W TO 23N42W TO 20N35W WINDS 20 KT OR LESS. SEAS 8 TO 13 FT IN MIXED SWELL. .ATLC TROUGH FROM 24N32W TO 23N40W TO LOW PRES NEAR 20N43W 1012 MB WITH TROUGH TO 18N45W TO 16N50W. FROM 20N TO 27N BETWEEN 41W AND 51W WINDS 20 KT OR LESS. SEAS TO 109 FT IN MIXED SWELL. .24 HOUR FORECAST FIRST TROUGH FROM 20N35W TO 16N37W. SECOND TROUGH FROM 21N44W TO 18N47W TO 15N50W. FROM 21N TO 23N BETWEEN 47W AND 51W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL. .30 HOUR FORECAST TROUGH FROM 21N44W TO 18N48W TO 15N52W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .27 HOUR FORECAST CARIBBEAN FROM 12N TO 14N W OF 83W N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST FROM 11N TO 14N W OF 82W N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER MT. NATIONAL HURRICANE CENTER.

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