000 FZPN03 KNHC 172120 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC MON OCT 17 2011 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 MON OCT 17. 24 HOUR FORECAST VALID 1800 UTC TUE OCT 18. 48 HOUR FORECAST VALID 1800 UTC WED OCT 19. .WARNINGS. ...GULF OF TEHUANTEPEC GALE WARNING... .48 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE 16N95W TO 13N96W N TO NE WINDS 30 TO 35 KT. SEAS 10 TO 12 FT. .SYNOPSIS AND FORECAST. .LOW PRES 1012 MB NEAR 31N136W MOVING NE WITH TROUGH EXTENDING FROM LOW CENTER TO 24N140W. FROM 13N TO 24N W OF 130W AND N OF 24N W OF 134W WINDS LESS THAN 20 KT. SEAS 8 TO 10 FT IN NW SWELL. .24 HOUR FORECAST LOW PRES N OF AREA WITH TROUGH FROM 30N134W TO 23N140W. FROM 07N TO 20N W OF 130W WINDS LESS THAN 20 KT. SEAS TO 9 FT IN NW SWELL. .48 HOUR FORECAST TROUGH FROM 25N136W TO 23N140W. FROM 10N TO 16N W OF 130W WINDS LESS THAN 20 KT. SEAS 8 FT IN N TO NE SWELL. .WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W TO 14N94W... INCLUDING THE GULF OF TEHUANTEPEC...NW WINDS 20 KT. SEAS 8 TO 10 FT IN SW SWELL. FROM 08N TO 13N BETWEEN 88W AND 100W SW TO W WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. FROM 06N TO 13N BETWEEN 100W AND 116W S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 11 FT PRIMARILY IN SW SWELL. ELSEWHERE S OF 14N BETWEEN 100W AND 115W AND S OF 10N BETWEEN 115W AND 123W WINDS LESS THAN 20 KT. SEAS TO 9 FT IN MIXED SW AND NW SWELL. .24 HOUR FORECAST FROM 07N TO 13N BETWEEN 86W AND 110W SW TO W WINDS 20 TO 25 KT. SEAS 8 TO 11 FT PRIMARILY IN SW SWELL. ELSEWHERE FROM 05N TO 15N BETWEEN 100W AND 115W WINDS LESS THAN 20 KT. SEAS TO 9 FT IN MIXED SW AND NW SWELL. .48 HOUR FORECAST FROM 07N TO 13N BETWEEN 88W AND 112W SW TO W WINDS 20 TO 25 KT. SEAS 8 TO 11 FT PRIMARILY IN SW SWELL. .42 HOUR FORECAST WITHIN 60 NM EITHER SIDE OF LINE 16N95W TO 14N96W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 30 KT. SEAS TO 9 FT. .48 HOUR FORECAST EXCEPT AS NOTED IN WARNINGS...WITHIN 75 NM EITHER SIDE OF LINE FROM 16N95W TO 12N97W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. .REMAINDER OF AREA WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. CONVECTION VALID AT 2030 UTC MON OCT 17... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH EXTENDS FROM 18N103W TO 1011 MB REMNANT LOW OF IRWIN TO 08N120W TO 07N130W. ITCZ FROM 07N130W TO 11N140W. SCATTERED MODERATE CONVECTION FROM 12N TO 14N BETWEEN 92W AND 97W. $$ .FORECASTER GR. NATIONAL HURRICANE CENTER.