000 FZNT02 KNHC 190900 HSFAT2 HIGH SEAS FORECAST NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 1030 UTC TUE OCT 19 2010 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 TUE OCT 19. 24 HOUR FORECAST VALID 0600 UTC WED OCT 20. 48 HOUR FORECAST VALID 0600 UTC THU OCT 21. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC COLD FRONT 31N39W TO 25N45W TO 21N55W. N OF 23N W OF FRONT TO 61W WINDS LESS THAN 20 KT. SEAS 8 TO 10 FT IN N SWELL. .24 HOUR FORECAST WEAKENING COLD FRONT 30N35W TO 21N50W. W OF FRONT TO 50W WINDS LESS THAN 20 KT. SEAS 8 TO 10 FT IN NW SWELL. .48 HOUR FORECAST FRONT DISSIPATED. N OF 26N BETWEEN 40W AND 50W NE TO E WINDS TO 20 KT. SEAS TO 9 FT IN NW SWELL. .ATLC LOW NEAR 12N37W 1011 MB DRIFTING SW. WITHIN 60 NM NE SEMICIRCLE WINDS TO 20 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST WEAKENING LOW NEAR 11N42W 1011 MB. WITHIN 60 NM N SEMICIRCLE WINDS TO 20 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST LOW NEAR 11N47W 1011 MB. FROM 13N TO 17N BETWEEN 40W AND 50W NE TO E WINDS TO 20 KT. SEAS TO 8 FT. .CARIBBEAN LOW NEAR 16N81W 1011 MB MOVING NW 05 KT. WITHIN 90 NM NW SEMICIRCLE WINDS TO 20 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST LOW...POSSIBLE TROPICAL CYCLONE NEAR 17N82W 1010 MB. WITHIN 60 NM OF LOW WINDS TO 20 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST LOW...POSSIBLE TROPICAL CYCLONE NEAR 17N83W 1010 MB. WITHIN 180 NM W SEMICIRCLE WINDS TO 20 KT. SEAS LESS THAN 8 FT. REMAINDER OF AREA WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. $$ .FORECASTER DGS. TROPICAL PREDICTION CENTER.