000 FZPN03 KNHC 312209 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC SUN OCT 31 2021 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 SUN OCT 31. 24 HOUR FORECAST VALID 1800 UTC MON NOV 1. 48 HOUR FORECAST VALID 1800 UTC TUE NOV 2. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .WITHIN 06N101W TO 06N107W TO 08N110W TO 11N107W TO 10N99W TO 06N101W WINDS 20 KT OR LESS. SEAS 8 FT IN W SWELL. .06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .COLD FRONT FROM 29N139W TO 28N140W. WITHIN 28N135W TO 26N140W TO 30N140W TO 30N134W TO 28N135W SW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. .24 HOUR FORECAST FRONT DISSIPATED. WITHIN 27N130W TO 22N138W TO 22N140W TO 30N140W TO 30N127W TO 27N130W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL...HIGHEST NEAR 29N138W. .48 HOUR FORECAST WITHIN 19N130W TO 17N140W TO 30N138W TO 30N120W TO 19N130W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL. .09 HOUR FORECAST WITHIN 14N94W TO 13N95W TO 14N97W TO 16N96W TO 16N95W TO 14N94W...INCLUDING THE GULF OF TEHUANTEPEC...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST WITHIN 14N94W TO 13N95W TO 14N97W TO 16N96W TO 16N95W TO 14N94W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 9 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. CONVECTION VALID AT 2200 UTC SUN OCT 31... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH EXTENDS FROM 10N85W TO A 1011 MB LOW PRES NEAR 10N105W TO 1011 MB LOW PRES NEAR 09N113W TO 10N134W...THEN RESUMES FROM 09N135W TO 09N139W. SCATTERED MODERATE FROM 05N- 13N AND E OF 99W...AND NEAR 260 NM SOUTH SEMICIRCLE OF BOTH AREAS OF LOW PRESSURE ALONG THE MONSOON TROUGH. $$ .FORECASTER TORRES. NATIONAL HURRICANE CENTER.