000 FZNT02 KNHC 181554 HSFAT2 HIGH SEAS FORECAST NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC WED AUG 18 2010 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 BETWEEN 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND GULF OF MEXICO SYNOPSIS VALID 1200 UTC WED AUG 18. 24 HOUR FORECAST VALID 1200 UTC THU AUG 19. 48 HOUR FORECAST VALID 1200 UTC FRI AUG 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC FROM 17N TO 23N BETWEEN 45W AND 53W WINDS LESS THAN 20 KT. SEAS TO 8 FT IN NE SWELL. FROM 20N TO 25N E OF 45W WINDS LESS THAN 20 KT. SEAS TO 8 FT IN MIXED NE AND NW SWELL. .06 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. .ATLC S OF 23N W OF 68W E TO SE WINDS TO 20 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. .ATLC S OF 10N E OF 40W S TO SW WINDS TO 20 KT. SEAS TO 8 FT. .24 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. .CARIBBEAN SEA TROPICAL WAVE FROM 20N76W TO 11N75W. N OF 15N E OF TROPICAL WAVE TO 71W AND BETWEEN 65W AND 71W E TO SE WINDS 20 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST TROPICAL WAVE ALONG 82W. FROM 13N TO 19N E OF TROPICAL WAVE TO 70W E TO SE WINDS 20 KT. SEAS LESS THAN 8 FT. WINDS AND SEAS HIGHER NEAR SCATTERED SQUALLS AND TSTMS. .48 HOUR FORECAST TROPICAL WAVE INLAND OVER YUCATAN PENINSULA. FROM 16N TO 21N W OF 80W E TO SE WINDS 20 TO 25 KT. SEAS TO 8 FT. ELSEWHERE FROM 12N TO 17N BETWEEN 70W AND 82W E WINDS 20 KT. SEAS LESS THAN 8 FT. .GULF OF MEXICO 36 HOUR FORECAST FROM 20N TO 23N BETWEEN 87W AND 94W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. $$ .FORECASTER LEWITSKY. TROPICAL PREDICTION CENTER.