000 FZNT02 KNHC 210402 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 0430 UTC MON NOV 21 2011 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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. SECURITE ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND GULF OF MEXICO SYNOPSIS VALID 0000 UTC MON NOV 21. 24 HOUR FORECAST VALID 0000 UTC TUE NOV 22. 48 HOUR FORECAST VALID 0000 UTC WED NOV 23. .WARNINGS. ...ATLC GALE WARNING... .12 HOUR FORECAST LOW PRES...POSSIBLE SUBTROPICAL CYCLONE...NEAR 27N53W 1006 MB WITH TROUGH EXTENDING TO 31N50W. OVER FORECAST WATERS N OF 26N W OF TROUGH AND LOW TO 59W N TO NE WINDS 25 TO 35 KT. SEAS 11 TO 15 FT. .24 HOUR FORECAST LOW PRES...POSSIBLE SUBTROPICAL CYCLONE...NEAR 28N52.5W 1005 MB WITH TROUGH EXTENDING TO 31N50W. OVER FORECAST WATERS N OF 26N W OF TROUGH AND LOW TO 58W N TO NE WINDS 25 TO 35 KT. SEAS 11 TO 17 FT. .48 HOUR FORECAST LOW PRES...POSSIBLE SUBTROPICAL OR TROPICAL CYCLONE...NEAR 29.5N48W 1004 MB. OVER FORECAST WATERS WITHIN 300 NM SE SEMICIRCLE OF LOW S TO SW WINDS 25 TO 35 KT. SEAS 9 TO 14 FT. .SYNOPSIS AND FORECAST. .ATLC S OF 27N W OF 70W NE TO E WINDS 20 TO LOCALLY 25 KT. SEAS 8 TO 10 FT IN NE SWELL E OF BAHAMAS. .24 HOUR FORECAST S OF 25N W OF 70W NE TO E WINDS 20 KT. SEAS 8 TO 10 FT IN NE SWELL E OF BAHAMAS. .48 HOUR FORECAST S OF 24N W OF 70W NE TO E WINDS 20 KT. SEAS TO 8 FT IN NE SWELL E OF BAHAMAS. .ATLC TROUGH FROM 31N51W TO COMPLEX LOW PRES WITH MEAN CENTER NEAR 24.5N52.5W 1009 MB WITH TROUGH TO 16N65W. W OF LINE 31N51W TO 18.5N65W TO 64W NE WINDS 20 TO 25 KT EXCEPT 25 TO 30 KT N OF 26N. SEAS 9 TO 14 FT. FROM 18N TO 27N BETWEEN 64W AND 70W NE WINDS TO 20 KT. SEAS 8 TO 11 FT IN NE SWELL. N OF 23.5N E OF TROUGH TO 47W SE TO S WINDS 20 TO 30 KT. SEAS 9 TO 11 FT. FROM 17N TO 28N E OF 47W E TO SE WINDS 20 KT. SEAS TO 9 FT IN MIXED N AND E SWELL. .12 HOUR FORECAST LOW PRES NEAR 27N53W 1006 MB WITH TROUGH EXTENDING TO 31N50W. EXCEPT AS NOTED IN WARNING...N OF 25N W OF TROUGH AND LOW TO 63W NE WINDS 20 TO 25 KT. SEAS 10 TO 13 FT IN NE SWELL. FROM 18N TO 25N BETWEEN 63W AND 70W NE WINDS 20 KT. SEAS 8 TO 11 FT IN NE SWELL. N OF 25N E OF TROUGH AND LOW TO 45W SE TO S WINDS 20 TO 30 KT. SEAS 9 TO 13 FT. ELSEWHERE N OF 21N BETWEEN 37W AND 45W E TO SE WIND 20 TO 25 KT. SEAS 8 TO 10 FT. .24 HOUR FORECAST LOW PRES 28N52.5W 1005 MB WITH TROUGH EXTENDING TO 31N50W. EXCEPT AS NOTED IN WARNING...N OF 25N W OF TROUGH AND LOW TO 63W N TO NE WINDS 20 TO 25 KT. SEAS 9 TO 13 FT. S OF 26N BETWEEN 63W AND 70W NE WINDS 20 KT. SEAS 8 TO 10 FT IN NE SWELL. N OF 23N BETWEEN 38W AND 53W S TO SE WIND 20 TO 25 KT EXCEPT 25 TO 30 KT N OF 26N. SEAS 8 TO 13 FT. .48 HOUR FORECAST LOW PRES NEAR 29.5N48W 1004 MB WITH TROUGH TO 18N60W. N OF 26N W OF TROUGH AND LOW TO 58W NW TO N WINDS 20 TO 30 KT. SEAS 9 TO 13 FT IN NE SWELL. ELSEWHERE S OF 28N W OF TROUGH AND LOW TO 70W WINDS LESS THAN 20 KT. SEAS 8 TO 10 FT IN NW SWELL. EXCEPT AS NOTED IN WARNINGS...N OF 24N E OF TROUGH AND LOW TO 40W S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 12 FT. N OF 27N E OF 40W SE TO S WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. .CARIBBEAN N OF 18N NE TO E WINDS 20 TO LOCALLY 25 KT. SEAS TO 8 FT. ELSEWHERE N OF 12N BETWEEN 68W AND 80W NE WINDS 20 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST N OF 10N BETWEEN 67W AND 84W NE TO E WINDS 20 KT...EXCEPT 20 TO 25 KT WITHIN 240 NM SW OF WINDWARD AND MONA PASSAGES. SEAS LESS THAN 8 FT EXCEPT TO 8 FT IN ATLC PASSAGES. .48 HOUR FORECAST N OF 10N BETWEEN 67W AND 84W NE TO E WINDS 20 KT. SEAS LESS THAN 8 FT. .GULF OF MEXICO S OF 25N E OF 87W E WINDS TO 20 KT. SEAS TO 8 FT IN STRAITS OF FLORIDA. N OF 25N W OF 95W SE TO S WINDS TO 20 KT. SEAS TO 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST S OF 25N E OF 85W E TO SE WINDS 20 KT. SEAS LESS THAN 8 FT. N OF 25N W OF 95W SE TO S WINDS 20 KT. SEAS TO 8 FT. .REMAINDER OF AREA WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. $$ .FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.