000 FZPN03 KNHC 181552 RRA HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC SAT APR 18 2015 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE EQUATOR E OF 120W SYNOPSIS VALID 1200 UTC SAT APR 18. 24 HOUR FORECAST VALID 1200 UTC SUN APR 19. 48 HOUR FORECAST VALID 1200 UTC MON APR 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .W OF LINE FROM 30N117W TO 13N120W TO 09N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL. .24 HOUR FORECAST FROM 08N TO 20N W OF 114W WINDS 20 KT OR LESS. SEAS TO 9 FT IN NW SWELL. .48 HOUR FORECAST FROM 09N TO 15N W OF 115W. SEAS 8 FT IN NW SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. CONVECTION VALID 1515 UTC SAT APR 18... .TROUGH EXTENDS FROM 07N85W TO 06N100W. SCATTERED MODERATE CONVECTION WITHIN 180 NM S OF THE TROUGH BETWEEN 85W AND 95W. .SCATTERED MODERATE WITHIN 90 NM EITHER SIDE OF A LINE FROM 13N115W TO 11N125W. .SCATTERED MODERATE TO ISOLATED STRONG WITHIN 120 NM EITHER SIDE OF A LINE FROM 00N97W AND 00N105W. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... ITCZ AXIS EXTENDS FROM 05N100W TO 02N110W TO 05N135W. SCATTERED MODERATE TO ISOLATED STRONG FROM 03N TO 11N BETWEEN 130W AND 138W. $$ .FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.