000 FZNT02 KNHC 192102 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC MON APR 19 2021 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 APR 19. 24 HOUR FORECAST VALID 1800 UTC TUE APR 20. 48 HOUR FORECAST VALID 1800 UTC WED APR 21. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC WITHIN 07N51W TO 07N56W TO 10N59W TO 14N58W TO 15N47W TO 07N51W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE TO E SWELL. .24 HOUR FORECAST WITHIN 10N54W TO 09N57W TO 14N61W TO 16N61W TO 17N53W TO 10N54W WINDS 20 KT OR LESS. SEAS 8 FT IN E SWELL. .48 HOUR FORECAST WITHIN 15N58W TO 14N60W TO 15N61W TO 17N61W TO 18N59W TO 15N58W WINDS 20 KT OR LESS. SEAS TO 8 FT IN DECAYING E SWELL. .ATLC COLD FRONT FROM 31N77W TO 28N81W. WITHIN 31N71W TO 29N72W TO 30N75W TO 31N76W TO 31N73W TO 31N71W SW TO W WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST COLD FRONT FROM 31N67W TO 28N72W THEN DISSIPATING STATIONARY FRONT TO 29N81W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .CARIBBEAN WITHIN 11N67W TO 12N73W TO 14N76W TO 18N77W TO 15N70W TO 11N67W E TO SE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. .24 HOUR FORECAST WITHIN 11N70W TO 12N76W TO 15N78W TO 16N73W TO 14N70W TO 11N70W E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. .48 HOUR FORECAST WITHIN 11N70W TO 12N73W TO 12N77W TO 13N74W TO 13N73W TO 11N70W E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.