000
FZPN03 KNHC 272148
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC WED DEC 27 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED DEC 27.
24 HOUR FORECAST VALID 1800 UTC THU DEC 28.
48 HOUR FORECAST VALID 1800 UTC FRI DEC 29.

.WARNINGS.

...GALE WARNING...
.WITHIN 45 NM EITHER SIDE OF LINE FROM 16N95W TO
13.5N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 
30 KT. SEAS 8 TO 10 FT. 
.09 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W 
TO 15N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 35 
KT. SEAS 9 TO 13 FT. ELSEWHERE WITHIN 60 NM EITHER SIDE OF LINE FROM 
16N95W TO 13N97W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. 
.18 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W 
TO 13.5N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 
TO 35 KT. SEAS 10 TO 14 FT. ELSEWHERE WITHIN 60 NM EITHER SIDE 
OF LINE FROM 16N95W TO 15N95W TO 12N98W N TO NE WINDS 20 TO 30 
KT. SEAS 8 TO 12 FT. 
.24 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W 
TO 14.5N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 25 
TO 30 KT. SEAS 10 TO 14 FT. ELSEWHERE WITHIN 60 NM EITHER SIDE 
OF LINE FROM 16N95W TO 13N96W N TO NE WINDS 20 TO 25 KT. SEAS 8 
TO 12 FT. REMAINDER OF AREA FROM 10N TO 13N BETWEEN 94W AND 100W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL.
.48 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W 
TO 14.5N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 25 
TO 30 KT. SEAS 10 TO 15 FT. ELSEWHERE WITHIN 60 NM EITHER SIDE 
OF LINE FROM 16N95W TO 14N96W TO 13N96.5W N TO NE WINDS 20 TO 25 
KT. SEAS 8 TO 12 FT. REMAINDER OF AREA FROM 10N TO 13N BETWEEN 
97W AND 101W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED NE AND 
NW SWELL.

.SYNOPSIS AND FORECAST.

.WITHIN 30 NM EITHER SIDE OF LINE FROM 11N86W TO 09N92W...INCLUDING
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS 8 FT.
.24 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 11N86W TO
10N88W...INCLUDING GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS
TO 8 FT.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.WITHIN AREA BOUNDED BY 23N126W TO 30N140W TO 16N140W TO 11N129W 
TO 11N116W TO 23N126W WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 23N131W TO 19N123W TO 
15N124W TO 16N134W TO 13N140W TO 19N140W TO 23N131W WINDS 20 KT 
OR LESS...EXCEPT E 20 TO 25 KT FROM 18N TO 21N BETWEEN 123W AND 
127W. SEAS 8 TO 9 FT IN NW SWELL.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 19N122W TO 19N126W TO 
18N128W TO 15N126W TO 12N122W TO 13N119W TO 19N122W WINDS 20 KT 
OR LESS...EXCEPT E TO SE 20 TO 25 KT FROM 18N TO 19N BETWEEN 
124W AND 127W. SEAS 8 FT IN NW SWELL.

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

CONVECTION VALID AT 2130 UTC WED DEC 27...

.SCATTERED MODERATE WITHIN 30 NM OF 15N109W...11N109W...
12N114W...14N119W AND 16N116W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
A TROUGH AXIS EXTENDS FROM A 1009 MB LOW NEAR 05N78W TO 07N87W 
TO 06N98W TO 06N109W WHERE IT TRANSITIONS TO THE ITCZ AND CONTINUES 
TO 10N120W TO 10N129W TO BEYOND 08N140W. NO SIGNIFICANT CONVECTION.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.