000 FZNT02 KNHC 181447 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC SUN AUG 18 2013 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 1200 UTC SUN AUG 18. 24 HOUR FORECAST VALID 1200 UTC MON AUG 19. 48 HOUR FORECAST VALID 1200 UTC TUE AUG 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROPICAL DEPRESSION ERIN NEAR 20.5N 39.3W 1008 MB AT 1500 UTC MOVING W OR 260 DEG AT 09 KT. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS 12 FT OR GREATER WITHIN 60 NM N SEMICIRCLES WITH SEAS TO 13 FT. ELSEWHERE WITHIN 240 NM N AND 30 NM S SEMICIRCLES WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. .24 HOUR FORECAST REMNANT LOW ERIN NEAR 20.5N 42.7W. WITHIN 180 NM N SEMICIRCLE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. .48 HOUR FORECAST REMNANT LOW ERIN NEAR 20.5N 46.7W. WITHIN 90 NM N SEMICIRCLE AND 30 NM S SEMICIRCLES WINDS 20 TO 25 KT SEAS TO 9 FT. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER DGS. NATIONAL HURRICANE CENTER.