000 FZPN03 KNHC 212131 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC SUN MAY 21 2017 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 SUN MAY 21. 24 HOUR FORECAST VALID 1800 UTC MON MAY 22. 48 HOUR FORECAST VALID 1800 UTC TUE MAY 23. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FROM 04N TO 09N BETWEEN 81W AND 99W WINDS 20 KT OR LESS. SEAS TO 8 FT IN S TO SW SWELL. .24 HOUR FORECAST S OF 02S BETWEEN 99W AND 105W WINDS 20 KT OR LESS. SEAS 8 FT IN S SWELL. .48 HOUR FORECAST S OF 02S W OF 100W WINDS 20 KT OR LESS. SEAS 8 FT IN S SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. CONVECTION VALID AT 2100 UTC SUN MAY 21... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH FROM 11N85W TO 11N96W TO 07N120W. ITCZ FROM 07N120W TO 05N140W. SCATTERED MODERATE ISOLATED STRONG FROM 08N TO 13N BETWEEN 91W AND 100W. $$ .FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.