000 FZNT02 KNHC 180250 HSFAT2 HIGH SEAS FORECAST NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 0430 UTC SUN OCT 18 2009 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 BETWEEN 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND GULF OF MEXICO SYNOPSIS VALID 0000 UTC SUN OCT 18. 24 HOUR FORECAST VALID 0000 UTC MON OCT 19. 48 HOUR FORECAST VALID 0000 UTC TUE OCT 20. .WARNINGS. .SYNOPSIS AND FORECAST. .ATLC COLD FRONT 3136W TO 21N45W. W OF FRONT TO 47W N WIND TO 20 KT. SEAS TO 10 FT IN NW SWELL. .24 HOUR FORECAST FRONT DISSIPATED AND MERGED WITH BROAD TROUGH 31N42W TO 20N43W. N OF 24N WITHIN 360 NM NW OF TROUGH NE WIND 20 KT. SEAS TO 8 FT. .48 HOUR FORECAST BROAD TROUGH 31N48W TO 20N51W. FROM 23N TO 30N BETWEEN 43W AND 53W WIND TO 20 KT. SEAS TO 8 FT. .ATLC SECOND COLD FRONT 31N72W THROUGH FLORIDA KEYS. N OF 29N E OF FRONT TO 68W SW WIND 20 KT. SEAS TO 9 FT. NW OF FRONT NW WIND 20 KT. SEAS TO 8 FT. .24 HOUR FORECAST COLD FRONT 31N70W TO 21N77W. N OF 28N E OF FRONT TO 65W SW WIND 20 TO 25 KT. SEAS 8 TO 10 FT. NW OF FRONT NW WIND 20 TO 25 KT. SEAS 8 TO 11 FT EXCEPT TO 13 FT IN THE GULFSTREAM N OF 28N. .48 HOUR FORECAST COLD FRONT 31N66W TO 21N76W. N OF 30N WITHIN 180 NM EITHER SIDE OF FRONT WINDS 20 KT. SEAS 8 TO 9 FT. ELSEWHERE N OF 27N W OF FRONT N WINDS TO 20 KT. SEAS TO 9 FT IN NW TO N SWELL. S OF 27N W OF FRONT N WINDS 20 KT. SEAS TO 8 FT E OF BAHAMAS AND LESS THAN 8 FT LEE OF BAHAMAS. .ATLC FROM 09N TO 16N BETWEEN 49W AND 61W NE TO E WIND 20 TO 25 KT...HIGHEST NEAR 11N53W. SEAS TO 9 FT. .24 HOUR FORECAST FROM 08N TO 14N BETWEEN 54W AND 60W E WINDS 20 KT. SEAS TO 9 FT. .48 HOUR FORECAST CONDITIONS SHIFTED W INTO CARIBBEAN. WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. .CARIBBEAN FROM 11N TO 17N BETWEEN 68W AND 81W E WIND 20 TO 25 KT. SEAS TO 9 FT. S OF 15N E OF 68W E WINDS 20 TO 25 KT. SEAS TO 8 FT. FROM 09N TO 13N W OF 81W WINDS TO 20 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST FROM 12N TO 16N BETWEEN 68W AND 78W E WINDS 20 KT. SEAS TO 9 FT. .48 HOUR FORECAST CONDITIONS SHIFTED W AND MERGED WITH FRONTAL CONDITIONS BELOW. OTHERWISE WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. .CARIBBEAN 24 HOUR FORECAST COLD FRONT 21N77W TO 16N85W. NW OF FRONT N WIND 20 TO 25 KT. SEAS 8 TO 11 FT N OF 19N W OF 84W EXCEPT TO 15 FT IN YUCATAN CHANNEL W OF 86W. .48 HOUR FORECAST COLD FRONT 22N81W TO 16N86W. N OF FRONT N TO NE WIND 20 TO 25 KT. SEAS TO 10 FT. .GULF OF MEXICO COLD FRONT 25N79W TO 20N93W. N OF FRONT W OF 90W N TO NE WINDS 20 TO 25 KT...EXCEPT 25 TO 30 KT S OF 21N. SEAS TO 14 FT. N OF FRONT E OF 90W NORTHERLY WINDS 20 TO 25 KT...EXCEPT 25 TO 30 KT N OF 25N. SEAS TO 13 FT EXCEPT UP TO 15 FT YUCATAN CHANNEL. .24 HOUR FORECAST COLD FRONT SE OF AREA. SE OF LINE 29N89W TO 22N97.5W N TO NE WIND 20 TO 25 KT. SEAS TO 13 FT IN N SWELL. .48 HOUR FORECAST S OF 26N N TO NE WIND 20 KT. SEAS TO 10 FT IN N SWELL. .REMAINDER OF AREA WIND LESS THAN 20 KT. SEAS LESS THAN 8 FT. $$ .FORECASTER STRIPLING. TROPICAL PREDICTION CENTER.