000
FZPN03 KNHC 280344
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC THU DEC 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC THU DEC 28.
24 HOUR FORECAST VALID 0000 UTC FRI DEC 29.
48 HOUR FORECAST VALID 0000 UTC SAT DEC 30.

.WARNINGS.

...GALE WARNING...
.WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W TO 15N96W...INCLUDING
GULF OF TEHUANTEPEC...N TO NE WINDS 25 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. 
.12 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. 
.18 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.
.24 HOUR FORECAST FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 
16N95W TO 15N95W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 25 
TO 35 KT. SEAS 10 TO 14 FT. ELSEWHERE WITHIN 60 NM EITHER SIDE OF 
LINE FROM 16N95W TO 15N95.5W TO 14N96W N TO NE WINDS 20 TO 30 KT.
SEAS 9 TO 12 FT. REMAINDER OF AREA FROM 10N TO 14N BETWEEN 94W AND 
100W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED NE AND NW SWELL.
.42 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W TO 
14N96W...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 14N95W TO 13N96W 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 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 WINDS 25 TO 30 KT.
9 TO 12 FT. ELSEWHERE WITHIN 60 NM EITHER SIDE OF LINE FROM 16N95W 
TO 14N95.5W N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. REMAINDER OF 
AREA FROM 10N TO 13N BETWEEN 97W AND 101W WINDS 20 KT OR LESS. SEAS 
8 TO 10 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.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 11N86W TO 
10N87.5W...INCLUDING GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.

.WITHIN AREA BOUNDED BY 30N135W TO 30N128W TO 23N128W TO 17N125W 
TO 15135W TO 16N140W TO 29N140W TO 30N135W WINDS 20 KT OR LESS. 
SEAS 8 TO 9 FT IN NW SWELL...EXCEPT 9 TO 10 FT FROM 16N TO 20N 
W OF 136W.
.06 HOUR FORECAST TROUGH ALONG 129W FROM 12N TO 21N. WITHIN 60 
NM E OF TROUGH FROM 19N TO 21N E WINDS 20 TO 25 KT. SEAS 8 TO 9 
FT. ELSEWHERE FROM 16N TO 29N BETWEEN 125W AND 134W AND FROM 15N 
TO 25N W OF 134W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW 
SWELL...EXCEPT 9 TO 10 FT FROM 16N TO 19N W OF 136W.
.24 HOUR FORECAST TROUGH DISSIPATED. NEW TROUGH ALONG 126W
FROM 12N TO 21N. FROM 19N TO 21N WITHIN 60 NM E OF TROUGH 
E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE FROM 15N TO
21N BETWEEN 122W AND 129W AND FROM 16N TO 21N BETWEEN 129W AND 
134W WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL.
.48 HOUR FORECAST TROUGH WEAKENING ALONG 128W FROM 12N TO 20N.
FROM 17N TO 21N BETWEEN 122W AND 130W WINDS 20 KT OR LESS. SEAS 
8 TO 9 FT IN NW SWELL.

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

CONVECTION VALID AT 0215 UTC THU DEC 28...

.SCATTERED MODERATE ISOLATED STRONG WITHIN 30 NM OF LINE FROM
13N112W TO 14N115W TO 14.5N117W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
A TROUGH AXIS EXTENDS FROM A 1009 MB LOW NEAR 05N78W TO 06N90W 
TO 06N100W TO 07N109W WHERE IT TRANSITIONS TO THE ITCZ AND 
CONTINUES TO 09N118W TO 09N127W AND BRIEFLY ENDS. IT RESUMES AT 
09N131W AND CONTINUES TO BEYOND 08N140W. NO SIGNIFICANT 
CONVECTION.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.