000 FZNT02 KNHC 230900 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1030 UTC FRI MAR 23 2018 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0600 UTC FRI MAR 23. 24 HOUR FORECAST VALID 0600 UTC SAT MAR 24. 48 HOUR FORECAST VALID 0600 UTC SUN MAR 25. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC COLD FRONT FROM 31N60W TO 20N73W. WITHIN AREA BOUNDED BY 31N76W TO 31N56W TO 25N62W TO 25N71W TO 31N76W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL. .24 HOUR FORECAST COLD FRONT FROM 31N57W TO 20N70.5W. N OF 28N WITHIN 270 NM E OF FRONT S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. N OF 30N BETWEEN 68W AND 74W NW WINDS 20 TO 25 KT. SEAS TO 8 FT. ELSEWHERE WITHIN AREA BOUNDED BY 31N68W TO 31N50W TO 20N50W TO 20N61W TO 31N68W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL. .48 HOUR FORECAST COLD FRONT FROM 31N50W TO 25N57W TO 20N67.4W. WITHIN AREA BOUNDED BY 31N68W TO 31N35W TO 20N35W TO 20N55W TO 31N68W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL. .ATLC S OF LINE 30N35W TO 30N42W TO 18N60W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL. .24 HOUR FORECAST E OF 50W AND S OF 20N BETWEEN 50W AND 57W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED NE AND NW SWELL. .48 HOUR FORECAST S OF 20N E OF 55W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED NE AND NW SWELL. .ATLC 48 HOUR FORECAST N OF 30N W OF 76W SW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .CARIBBEAN S OF 13.5N BETWEEN 74W AND 78W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. .24 HOUR FORECAST FROM 10N TO 14N BETWEEN 73.5W AND 79W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. .48 HOUR FORECAST FROM 10N TO 14.5N BETWEEN 73W AND 79W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. .CARIBBEAN 18 HOUR FORECAST WITHIN 45 NM EITHER SIDE OF A LINE FROM 20N74W TO 16.5N76W...INCLUDING APPROACH TO WINDWARD PASSAGE...NE WINDS 20 TO 25 KT. SEAS TO 8 FT. N OF 19N BETWEEN 77.5W AND 80.5W NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST WITHIN 45 NM EITHER SIDE OF LINE 20N74W TO 16N77W..INCLUDING APPROACH TO WINDWARD PASSAGE...NE WINDS 20 TO 25 KT. SEAS TO 8 FT. .48 HOUR FORECAST WITHIN 45 NM EITHER SIDE OF A LINE FROM 20N74W TO 18N76W...INCLUDING APPROACH TO WINDWARD PASSAGE...NE WINDS 20 TO 25 KT. SEAS TO 8 FT. N OF 16.5N BETWEEN 70W AND 72W NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .GULF OF MEXICO S OF 22N BETWEEN 90W AND 93W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .18 HOUR FORECAST FROM 20N TO 22N BETWEEN 89W AND 92W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST FROM 20N TO 22N BETWEEN 90W AND 92W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .GULF OF MEXICO 18 HOUR FORECAST FROM 24N TO 27N W OF 95W SE TO S WINDS 20 TO 25 KT. SEAS TO 8 FT. .24 HOUR FORECAST FROM 24N TO 28N W OF 94.5W SE TO S WINDS 20 TO 25 KT. SEAS TO 8 FT. .42 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. UNDERSEA VOLCANO KICK EM JENNY...N OF GRENADA NEAR 12.18N 61.38W...IS IN A STATE OF UNREST. THE GOVERNMENT OF GRENADA ADVISES MARINERS TO OBSERVE A 5 KM OR 3.1 NM EXCLUSION ZONE AROUND KICK EM JENNY. PLEASE SEE WWW.NADMA.GD FOR ADDITIONAL INFORMATION. $$ .FORECASTER AL. NATIONAL HURRICANE CENTER.