000 FZNT02 KNHC 180403 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 0430 UTC MON MAY 18 2020 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 MAY 18. 24 HOUR FORECAST VALID 0000 UTC TUE MAY 19. 48 HOUR FORECAST VALID 0000 UTC WED MAY 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC TROPICAL STORM ARTHUR N OF AREA NEAR 32.4N 76.9W. OVER FORECAST WITHIN 30N74W TO 29N77W TO 30N80W TO 31N80W TO 31N73W TO 30N74W SW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. .15 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .CARIBBEAN WITHIN 16N84W TO 16N86W TO 17N86W TO 18N85W TO 17N84W TO 16N84W...INCLUDING THE GULF OF HONDURAS...E WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT. .18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .CARIBBEAN WITHIN 11N63W TO 11N76W TO 16N78W TO 17N74W TO 11N63W E WINDS 20 TO 30 KT. SEAS 8 FT. .24 HOUR FORECAST WITHIN 11N67W TO 11N75W TO 14N79W TO 17N74W TO 14N68W TO 11N67W E WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. .48 HOUR FORECAST WITHIN 12N69W TO 12N78W TO 14N80W TO 17N77W TO 14N70W TO 12N69W E WINDS 20 TO 25 KT. SEAS 8 FT. .GULF OF MEXICO 12 HOUR FORECAST WITHIN 29N87W TO 29N88W TO 30N88W TO 31N86W TO 29N87W SW TO W WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .18 HOUR FORECAST WITHIN 28N83W TO 29N85W TO 30N84W TO 29N83W TO 28N83W S TO SW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST 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 RAMOS. NATIONAL HURRICANE CENTER.