000 FZPN04 KNHC 030416 HSFEP3 HIGH SEAS FORECAST FOR METAREA XVI NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 0515 UTC SUN MAY 03 2009 CCODE/1:31:16:01:00/AOW/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 S PACIFIC FROM THE EQUATOR TO 18.5S E OF 120W SYNOPSIS VALID 0000 UTC SUN MAY 03. 24 HOUR FORECAST VALID 0000 UTC MON MAY 04. 48 HOUR FORECAST VALID 0000 UTC TUE MAY 05. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH 18.5S98W TO 14S110W TO 17S120W. S OF TROUGH E TO SE WINDS TO 20 KT. SEAS 8 TO 10 FT IN SW SWELL. .24 HOUR FORECAST TROUGH 18.5S 108W TO 16S120W. S OF TROUGH E TO SE WINDS 20 KT. SEAS 9 TO 13 FT IN SW SWELL. WITHIN 180 NM NE OF TROUGH WINDS LESS THAN 20 KT. SEAS 8 TO 10 FT PRIMARILY IN SW SWELL. .48 HOUR FORECAST TROUGH DIFFUSE...RIDGE 18.5S96W TO 10S120W. SW OF LINE 08S100W TO 18.5S77W WINDS LESS THAN 20 KT. SEAS 8 TO 12 FT PRIMARILY IN SW SWELL. .REMAINDER OF AREA WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. $$ .FORECASTER NELSON. TROPICAL PREDICTION CENTER.