000
FZPN03 KNHC 180337
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC SUN DEC 18 2016

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 DEC 18.
24 HOUR FORECAST VALID 0000 UTC MON DEC 19.
48 HOUR FORECAST VALID 0000 UTC TUE DEC 20.

.WARNINGS.

...GALE WARNING...
.COLD FRONT FROM 25.5N108.5W TO 24N110W. GULF OF CALIFORNIA FROM
25N TO 30N NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST COLD FRONT SE OF AREA. GULF OF CALIFORNIA N OF
25N NW TO N WINDS 20 TO 25 KT. SEAS TO 8 FT.
.36 HOUR FORECAST GULF OF CALIFORNIA N OF 26N NW TO N WINDS 25
TO 35 KT. SEAS TO 11 FT.
.48 HOUR FORECAST GULF OF CALIFORNIA N OF 25N NW TO N WINDS 20
TO 30 KT. SEAS TO 10 FT N OF 28N. 

...GALE WARNING...
.30 HOUR FORECAST GULF OF TEHUANTEPEC N OF 15N BETWEEN 94W AND
95.5W N WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 60 NM OF LINE FROM 16.5N95W TO 14.5N95W
TO 12.5N96.5W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30
TO 45 KT. SEAS TO 18 FT. ELSEWHERE WITHIN 75 NM OF LINE FROM
16N95W TO 14N95W TO 11N99W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO
15 FT. FROM 10N TO 123N BETWEEN 99W AND 103W NE TO E WINDS 20TO
25 KT. SEAS TO 9 FT. 

.SYNOPSIS AND FORECAST.

.DISSIPATING COLD FRONT FROM 24N110W TO 22N120W TO 22.5N130W. N
OF FRONT WITHIN 90 NM W COAST OF BAJA CALIFORNIA NW WINDS 20 TO
25 KT. SEAS TO 8 FT N OF 27.5N. N OF 28N BETWEEN 117W AND 123W
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL. N OF FRONT TO
27N FROM 120W TO 130W N TO NE WINDS 20 TO 25 KT. SEAS TO 9 FT.
FROM 22N TO 27N W OF 130W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9
FT. ELSEWHERE N OF LINE FROM 22N140W TO 22N135W TO 23.5N122W TO
30N117W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED NW AND NE
SWELL.
.24 HOUR FORECAST DISSIPATING COLD FRONT FROM 21N109W TO
17.5N130W. WITHIN 180 NM N OF FRONT BETWEEN 119W AND 128W NE
WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE N OF 25N W OF
120W WINDS 20 KT OR LESS. SEAS TO 9 FT IN N TO NE SWELL.
.48 HOUR FORECAST FRONT DISSIPATED. CONDITIONS TO MERGE WITH
TRADE WIND ZONE BELOW. 

.FROM 10N TO 22N W OF 130W NE TO E WINDS 20 TO 25 KT. SEAS TO 9
FT.
.24 HOUR FORECAST FROM 07N TO 25N W OF 128W NE WINDS 20 TO 25
KT. SEAS TO 11 FT...HIGHEST W. ELSEWHERE EXCEPT AS MENTIONED
ABOVE...S OF 21N W OF 123W WINDS 20 KT OR LESS. SEAS TO 9 FT IN
MIXED NE AND NW SWELL.
.48 HOUR FORECAST FROM 07N TO 27N W OF 130W...AND FROM 13N TO
26N BETWEEN 123W AND 130W...NE TO E WINDS 20 TO 25 KT. SEAS 9 TO
13 FT. ELSEWHERE N OF LINE FROM 03.5N140W TO 08N130W TO 17N116W
TO 30N122W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND
NW SWELL.  

.06 HOUR FORECAST FROM 10N TO 12N E OF 87W...INCLUDING GULF OF
PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST FROM 09.5N TO 12N E OF 87W...INCLUDING GULF OF
PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST FROM 09.5N TO 13N E OF 90W...INCLUDING GULFS
OF PAPAGAYO AND FONSECA...NE WINDS 20 TO 30 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LITTLE CHANGE.

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

CONVECTION VALID AT 0200 UTC SUN DEC 18...

.TROUGH FROM 08N116.5W TO 16N112.5W. SCATTERED MODERATE TO
STRONG WITHIN 120 NM W OF TROUGH FROM 10N TO 14.5N...AND FROM
12.5N TO 17.5N BETWEEN 105W AND 112W. 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM 06N75W TO 09N85W TO 07N89W. THE ITCZ
CONTINUES FROM 07N89W TO 06N95W TO 09N115W TO 07N130W TO BEYOND
09N140W. SCATTERED MODERATE TO STRONG WITHIN 90 NM N OF ITCZ
BETWEEN 118W AND 122W.

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.