000 FZNT02 KNHC 162020 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC MON OCT 16 2023 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 OCT 16. 24 HOUR FORECAST VALID 1800 UTC TUE OCT 17. 48 HOUR FORECAST VALID 1800 UTC WED OCT 18. .WARNINGS. ...GALE WARNING... .24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 11N43W 1010 MB. FROM 11N TO 18N BETWEEN 40W AND 45W E TO SE WINDS 20 TO 30 KT. SEAS 8 TO 9 FT. .48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 12N49W 1008 MB. WITHIN 180 NM N SEMICIRCLE...150 NM SE QUADRANT AND 60 NM SW QUADRANT WINDS 30 TO 40 KT. SEAS 9 TO 13 FT. ELSEWHERE FROM 09N TO 17N BETWEEN 42W AND 50W WINDS 20 TO 30 KT. SEAS 8 TO 9 FT. .SYNOPSIS AND FORECAST. .ATLC COLD FRONT FROM 31N64W TO 23N79W. FROM 26N TO 30N W OF FRONT W TO NW WINDS 20 TO 25 KT. SEAS BUILDING TO 8 FT. N OF 30N E OF FRONT TO 68W WINDS 20 KT OR LESS. SEAS 8 FT IN W TO NW SWELL. .24 HOUR FORECAST COLD FRONT FROM 31N65W TO 21N76W. N OF 29N E OF FRONT TO A LINE FROM 31N60W TO 29N65W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL. .36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .ATLC N OF 30N E OF 37W WINDS 20 KT OR LESS. SEAS 8 FT IN W SWELL. .06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .GULF OF MEXICO NW OF A LINE FROM 26N82W TO 21N90W NW TO N WINDS 20 TO 25 KT. SEAS 8 TO 9 FT...EXCEPT 8 TO 10 FT S OF 21N W OF 92W. .12 HOUR FORECAST S OF 21N W OF 93W NW TO N WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE S OF 22N W OF 92W... AND FROM 22N TO 26N BETWEEN 84W AND 91W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW TO N SWELL. .24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER GR. NATIONAL HURRICANE CENTER.