000
FZPN03 KNHC 022145
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC TUE JAN 02.
24 HOUR FORECAST VALID 1800 UTC WED JAN 03.
48 HOUR FORECAST VALID 1800 UTC THU JAN 04.

.WARNINGS.

...GALE WARNING...
.WITHIN 45 NM EITHER SIDE OF LINE FROM 16N95W TO
13.5N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 
40 KT. SEAS 13 TO 16 FT. ELSEWHERE WITHIN 90 NM EITHER SIDE OF 
LINE FROM 16N95W TO 13N96W TO 10N98W N TO NE WINDS 20 TO 30 KT. 
SEAS 8 TO 13 FT. REMAINDER OF AREA FROM 09N TO 14N BETWEEN 93W 
AND 101W WINDS 20 KT OR LESS. SEAS TO 9 FT IN PRIMARILY NE 
SWELL. 
.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 12 TO 15 FT. ELSEWHERE WITHIN 75 NM EITHER SIDE OF 
LINE FROM 16N95W TO 12N97W N TO NE WINDS 20 TO 30 KT. SEAS 10 TO 
14 FT. REMAINDER OF AREA FROM 05N TO 13N BETWEEN 93W AND 106W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT PRIMARILY IN NE SWELL.
.48 HOUR FORECAST WITHIN 60 NM EITHER SIDE OF LINE FROM 16N95W 
TO 14N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 
40 KT. SEAS 13 TO 17 FT. ELSEWHERE WITHIN 90 NM EITHER SIDE OF 
LINE FROM 16N95W TO 15N95W TO 11N99W N TO NE WINDS 20 TO 30 KT. 
SEAS 12 TO 15 FT. REMAINDER OF AREA FROM 06N TO 14N BETWEEN 92W 
AND 105W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT PRIMARILY IN NE 
SWELL.

.SYNOPSIS AND FORECAST.

.WITHIN 30 NM 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 WITHIN 30 NM OF LINE FROM 11N86W TO 09N88W 
...INCLUDING GULF OF PAPAGAYO...NE WINDS 20 TO 30 KT. SEAS TO 9 
FT.

.LOW PRES NEAR 29N133W 1008 MB. STATIONARY FRONT FROM 30N128W TO 
25N128W TO 17N134W. W OF LINE FROM 30N125W TO 20N132W TO 16N140W 
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL.
.24 HOUR FORECAST LOW WELL N OF AREA. FRONT DISSIPATED. NEW COLD 
FRONT FROM 31N137W TO 25N140W. W OF A LINE FROM 30N125W TO 
18N125W TO 12N140W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW 
SWELL...HIGHEST NEAR 30N140W. 
.48 HOUR FORECAST WEAKENING COLD FRONT FROM 30N131W TO 24N134W. 
W OF LINE FROM 30N132W TO 17N127W TO 11N140W WINDS 20 KT OR 
LESS. SEAS 8 TO 10 FT IN NW SWELL.  

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

CONVECTION VALID AT 2100 UTC TUE JAN 2...

.SURFACE TROUGH FROM 17N127W TO 11N124W...
SCATTERED MODERATE FROM 14N TO 21N BETWEEN 118W AND 123W. 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH FROM 09N78W TO LOW PRES 1010 MB NEAR 05N80W TO 
05N102W. ITCZ FROM 05N102W TO LOW PRES 1013 MB NEAR 10.5N124W
...THEN RESUMING FROM 11N136W TO 09N140W. SCATTERED MODERATE 
FROM 08N TO 14N BETWEEN 118W AND 123W.

$$
.FORECASTER LATTO. NATIONAL HURRICANE CENTER.