000 FZNT02 KNHC 222057 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC MON MAY 22 2023 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC MON MAY 22. 24 HOUR FORECAST VALID 1800 UTC TUE MAY 23. 48 HOUR FORECAST VALID 1800 UTC WED MAY 24. .WARNINGS. ...GULF OF MEXICO ASHFALL ADVISORY... POPOCATEPETL VOLCANO IN MEXICO NEAR 19N98.6W CONTINUES TO PRODUCE LARGE ERUPTIONS TODAY. VOLCANIC ASH IS REACHING THE SW GULF OF MEXICO S OF 22N AND W OF 91W. MARINERS SHOULD EXERCISE CAUTION. IF MARINERS ENCOUNTER VOLCANIC ASH OR FLOATING VOLCANIC DEBRIS...YOU ARE ENCOURAGED TO REPORT THE OBSERVATION TO THE NATIONAL HURRICANE CENTER BY CALLING 305-229-4424. .SYNOPSIS AND FORECAST. .ATLC LOW PRESSURE NEAR 25N72W 1008 MB MOVING NNE AT 5 KT. WITHIN 31N66W TO 31N68W TO 26N69W TO 24N68W TO 24N65W TO 27N63W TO 31N66W SE TO S WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. .24 HOUR LOW PRESSURE NEAR 28N71W 1009 MB MOVING NNE AT 5 KT. WITHIN 31N62W TO 31N65W TO 29N66W TO 29N65W TO 29N63W TO 29N62W TO 31N62W WINDS 20 KT OR LESS. SEAS 8 FT IN SE SWELL. .48 HOUR FORECAST LOW N OF AREA. WITHIN 31N61W TO 31N68W TO 30N69W TO 29N67W TO 28N63W TO 31N61W S WINDS 20 TO 25 KT. SEAS 8 FT. .ATLC WITHIN 20N47W TO 23N50W TO 23N53W TO 20N53W TO 17N50W TO 18N47W TO 20N47W WINDS 20 KT OR LESS. SEAS 8 FT IN NE TO E SWELL. .15 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.