000 FZNT02 KNHC 312106 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC SUN OCT 31 2021 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 SUN OCT 31. 24 HOUR FORECAST VALID 1800 UTC MON NOV 1. 48 HOUR FORECAST VALID 1800 UTC TUE NOV 2. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC COLD FRONT FROM 31N66W TO 22N75W. WITHIN 30N64W TO 28N69W TO 30N69W TO 31N74W TO 31N59W TO 30N64W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE SWELL. .18 HOUR FORECAST DISSIPATING COLD FRONT FROM 31N63W TO 24N72W. CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .ATLC TROUGH FROM 31N39W TO 23N56W. WITHIN 28N35W TO 25N42W TO 27N56W TO 31N58W TO 31N35W TO 28N35W W WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. .24 HOUR FORECAST TROUGH FROM 30N39W TO 22N48W. WITHIN 26N35W TO 24N41W TO 27N51W TO 31N54W TO 31N35W TO 26N35W W WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. .48 HOUR FORECAST TROUGH DISSIPATED. WITHIN 29N35W TO 30N40W TO 30N45W TO 31N41W TO 31N35W TO 29N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN W TO NW SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER RAMOS. NATIONAL HURRICANE CENTER.