000 FZPN03 KNHC 172048 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC FRI SEP 17 2021 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC FRI SEP 17. 24 HOUR FORECAST VALID 1800 UTC SAT SEP 18. 48 HOUR FORECAST VALID 1800 UTC SUN SEP 19. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .WITHIN 03.4S80W TO 03.4S120W TO 00N120W TO 00N80W TO 03.4S80W WINDS 20 KT OR LESS. SEAS TO 8 FT IN S TO SW SWELL. .24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. CONVECTION VALID AT 2030 UTC FRI SEP 17... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH FROM 09N78W OVER PANAMA TO 13N110W TO 10N137W. ITCZ FROM 10N137W TO BEYOND 10N140W. NUMEROUS MODERATE FROM 08N-11N BETWEEN 125W-138W. SCATTERED MODERATE FROM 09N- 11N BETWEEN 90W-92W AND FROM 10N-13N BETWEEN 96W-100W. $$ .FORECASTER LANDSEA. NATIONAL HURRICANE CENTER.