000 FZPN03 KNHC 210317 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 0430 UTC SUN JAN 21 2018 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC SUN JAN 21. 24 HOUR FORECAST VALID 0000 UTC MON JAN 22. 48 HOUR FORECAST VALID 0000 UTC TUE JAN 23. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .N OF 14.5N BETWEEN 94.5W AND 95.5W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. SEAS 8 FT. S OF 10N BETWEEN 92W AND 100W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED NE AND NW SWELL. .18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST N OF 14.5N BETWEEN 94.5W AND 95.5W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. SEAS 8 FT. .WEAKENING COLD FRONT FROM 29N111W TO 20N124W THEN DISSIPATING STATIONARY FRONT TO 18N138W. FROM 10N TO 25N W OF 125W NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 14 FT. N OF FRONT E OF 118W NW TO N WINDS 20 TO 25 KT. SEAS 10 TO 13 FT. WITHIN 180 NM N OF FRONT BETWEEN 118W AND 125W NE WINDS 20 TO 25 KT. SEAS 11 TO 13 FT. ELSEWHERE NW OF FRONT WINDS 20 KT OR LESS. SEAS 11 TO 13 FT IN NW SWELL. REMAINDER OPEN WATERS N OF 02N W OF 100W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL. .24 HOUR FORECAST FRONTS DISSIPATED. FROM 12N TO 22N W OF 120W NE WINDS 20 TO 25 KT. SEAS 9 TO 13 FT. ELSEWHERE W OF LINE 30N116W TO 07N97W TO 04N104W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL. .48 HOUR FORECAST FROM 11N TO 20N W OF 122W NE TO E WINDS 20 TO 25 KT. SEAS 10 TO 13 FT. ELSEWHERE W OF LINE FROM 30N116W TO 18N105W TO 07N116W TO 00N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. .GULF OF CALIFORNIA WEAKENING COLD FRONT FROM 29N111W TO 20N114W. N OF 30N NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .06 HOUR FORECAST DISSIPATING COLD FRONT FROM 28N111W TO 20N113W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .24 HOUR FORECAST GULF OF CALIFORNIA FROM 23.5N TO 27.5N NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST GULF OF CALIFORNIA FROM 23N TO 29N NW WINDS 20 TO 25 KT. SEAS TO 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. CONVECTION VALID AT 0215 UTC SUN JAN 21... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... SURFACE TROUGH FROM 09N75W TO 05N85W TO 06N95W. ITCZ FROM 06N95W TO 07N110W TO 10N121W THEN RESUMES FROM 09N127W TO BEYOND 07N140W. SCATTERED MODERATE ISOLATED STRONG FROM 08N TO 15N BETWEEN 114W AND 121W. $$ .FORECASTER LATTO. NATIONAL HURRICANE CENTER.