000 FZPN03 KNHC 202118 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC SAT JUL 20 2013 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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. SYNOPSIS VALID 1800 UTC SAT JUL 20. 24 HOUR FORECAST VALID 1800 UTC SUN JUL 21. 48 HOUR FORECAST VALID 1800 UTC MON JUL 22. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .N OF 29N BETWEEN 122W AND 127W WINDS 20 KT OR LESS. SEAS 8 FT IN N SWELL. .24 HOUR FORECAST N OF 28N BETWEEN 124W AND 131W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N SWELL. .48 HOUR FORECAST N OF 29N BETWEEN 126W AND 133W WINDS 20 KT OR LESS. SEAS 8 FT IN N SWELL. CONVECTION VALID 2100 UTC SAT JUL 20.... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH EXTENDS FROM 09N78W TO 09N84W TO 10N100W TO 08N110W TO 11N127W. ITCZ AXIS CONTINUES FROM 11N127W TO BEYOND 11N140W. SCATTERED MODERATE ISOLATED STRONG CONVECTION FROM 06N TO 10N E OF 90W...FROM 06N TO 13N BETWEEN 95W AND 105W...WITHIN 90 NM S OF TROUGH BETWEEN 107W AND 110W...WITHIN 120 NM N OF TROUGH BETWEEN 121W AND 123W AND FROM 08N TO 11N W OF 137W. $$ .FORECASTER GR. NATIONAL HURRICANE CENTER.