000 FZNT02 KNHC 090237 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 0430 UTC WED SEP 09 2015 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC WED SEP 09. 24 HOUR FORECAST VALID 0000 UTC THU SEP 10. 48 HOUR FORECAST VALID 0000 UTC FRI SEP 11. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROPICAL DEPRESSION GRACE NEAR 14.6N 45.8W 1007 MB AT 0300 UTC SEP 09 MOVING W OR 275 DEG AT 16 KT. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS 12 FT OR GREATER WITHIN 30 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE WITH SEAS TO 12 FT. ELSEWHERE WITHIN 150 NM N AND 75 NM S SEMICIRCLES OF CENTER WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. SCATTERED TSTMS WITHIN 150 NM NE QUADRANT OF CENTER. .24 HOUR FORECAST TROPICAL DEPRESSION GRACE NEAR 15.3N 51.8W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS 12 FT OR GREATER WITHIN 30 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE WITH SEAS TO 12 FT. ELSEWHERE WITHIN 150 NM N AND 75 NM S SEMICIRCLES OF CENTER WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. .48 HOUR FORECAST POST-TROPICAL REMNANT LOW GRACE NEAR 16.3N 58.7W. WITHIN 120 NM NE AND 60 NM SW SEMICIRCLES OF CENTER WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. .72 HOUR FORECAST POST-TROPICAL REMNANT LOW GRACE NEAR 17.0N 65.5W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. .CARIBBEAN FROM 11N TO 16N BETWEEN 70W AND 78W NE TO E WINDS 20 TO 25 KT. SEAS TO 10 FT. .24 HOUR FORECAST FROM 11N TO 16N BETWEEN 70W AND 80W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. .48 HOUR FORECAST FROM 11N TO 13.5N BETWEEN 70W AND 75W NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .FORECASTER FORMOSA. NATIONAL HURRICANE CENTER.