000
FZPN03 KNHC 020315
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC TUE JAN 02 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 TUE JAN 02.
24 HOUR FORECAST VALID 0000 UTC WED JAN 03.
48 HOUR FORECAST VALID 0000 UTC THU JAN 04.

.WARNINGS.

...GALE WARNING... 
.WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W TO 
14N96W...INCLUDING GULF OF TEHUANTEPEC...N WINDS 30 TO 40 KT.
SEAS 11 TO 14 FT. ELSEWHERE WITHIN 60 NM EITHER SIDE OF LINE 
FROM 16N95W TO 12.5N96W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 11 
FT. 
.24 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W 
TO 14N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 
40 KT. SEAS 10 TO 15 FT. ELSEWHERE WITHIN 75 NM EITHER SIDE OF 
LINE FROM 16N95W TO 13N96W TO 12N96.5W N TO NE WINDS 20 TO 30 
KT. SEAS 8 TO 13 FT. REMAINDER OF AREA FROM 07N TO 14N BETWEEN 
93W AND 102W WINDS 20 KT OR LESS. SEAS TO 10 FT IN MIXED NE AND 
NW SWELL. 
.48 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W 
TO 14N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 
40 KT. SEAS 10 TO 16 FT. ELSEWHERE WITHIN 90 NM EITHER SIDE OF 
LINE FROM 16N95W TO 12N97W N TO NE WINDS 20 TO 30 KT. SEAS 9 TO 
14 FT. REMAINDER OF AREA FROM 05N TO 12N BETWEEN 93W AND 105W 
WINDS 20 KT OR LESS. SEAS TO 10 FT IN MIXED NE AND NW SWELL.

.SYNOPSIS AND FORECAST.

.WITHIN 30 NM EITHER SIDE OF LINE FROM 11N86W TO 
10N87.5W...INCLUDING GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST LITTLE CHANGE. 
.48 HOUR FORECAST LITTLE CHANGE.

.LOW PRES NEAR 28N136W 1006 MB. COLD FRONT FROM 30N133W TO 
25N131W TO 17N136W. FROM 25N TO 30N BETWEEN 138W AND 140W NW TO 
N WINDS 20 TO 25 KT. SEAS 12 TO 14 FT. ELSEWHERE W OF FRONT 
WINDS 20 KT OR LESS. SEAS 8 TO 13 FT IN NW SWELL. N OF 29N 
BETWEEN 128W AND 131W SE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. 
ELSEWHERE N OF 27N E OF FRONT TO 128W WINDS 20 KT OR LESS. SEAS 
8 TO 9 FT IN NW SWELL. 
.24 HOUR FORECAST WEAKENING LOW PRES N OF AREA NEAR 30N135W 1009 
MB. DISSIPATING COLD FRONT FROM 30N128W TO 25N127W TO 18N132W. N 
OF 17N W OF FRONT WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW 
SWELL. 
.48 HOUR FORECAST LOW PRES WELL N OF AREA. FRONT DISSIPATED. W 
OF LINE FROM 30N125W TO 16N140W WINDS 20 KT OR LESS. SEAS 8 TO 
11 FT IN NW SWELL.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

CONVECTION VALID AT 0200 UTC TUE JAN 2...

.SURFACE TROUGH FROM 24N125W TO 19N126W. SCATTERED MODERATE 
ISOLATED STRONG FROM 18N TO 24N BETWEEN 117W AND 127W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
A SURFACE TROUGH EXTENDS FROM 07N78W TO 06N90W TO 05N99W. ITCZ 
FROM 05N99W TO 12N125W TO BEYOND 08N140W. SCATTERED MODERATE 
ISOLATED STRONG FROM 09N TO 18N BETWEEN 117W AND 129W. SCATTERED 
MODERATE WITHIN 150 NM OF ITCZ BETWEEN 129W AND 139W. 

$$
.FORECASTER LATTO. NATIONAL HURRICANE CENTER.