000
FZPN03 KNHC 261615
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC TUE DEC 26 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC TUE DEC 26.
24 HOUR FORECAST VALID 1200 UTC WED DEC 27.
48 HOUR FORECAST VALID 1200 UTC THU DEC 28.

.WARNINGS.

...GALE WARNING...
.WITHIN 30 NM OF LINE FROM 16N95W TO 14N96W...INCLUDING GULF OF 
TEHUANTEPEC...N TO NE WINDS 30 TO 35 KT. SEAS 10 TO 13 FT. 
ELSEWHERE WITHIN 60 NM OF LINE FROM 16N95W TO 13N96W N TO NE 
WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. REMAINDER OF AREA FROM 11N 
TO 15N BETWEEN 94W AND 99W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT 
IN MIXED NE AND SW SWELL. 
.03 HOUR FORECAST WITHIN 30 NM OF LINE FROM 16N95W TO 14N96W TO 
12N97W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 30 
KT. SEAS 8 TO 12 FT. ELSEWHERE FROM 08N TO 14N BETWEEN 94W AND 
101W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT PRIMARILY IN NE SWELL. 
.24 HOUR FORECAST WITHIN 30 NM OF LINE FROM 16N95W TO 15N95W TO 
14N95.5W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 25 TO 
30 KT. SEAS 8 TO 12 FT. ELSEWHERE WITHIN 60 NM OF LINE FROM 
16N95W TO 15N95W TO 14N95.5W TO 13N96W N TO NE WINDS 20 TO 25 
KT. SEAS 8 TO 10 FT.  
.48 HOUR FORECAST WITHIN 30 NM OF LINE FROM 16N95W TO 15N95W TO 
14.5N95.5W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 
35 KT. SEAS 10 TO 13 FT. ELSEWHERE WITHIN 60 NM OF LINE FROM 
16N95W TO 14.5N95.5W TO 13N96W N TO NE WINDS 20 TO 25 KT... 
EXCEPT 25 TO 30 KT N OF 14N. SEAS 8 TO 12 FT. REMAINDER OF AREA 
FROM 12N TO 15N BETWEEN 94W AND 97W WINDS 20 KT OR LESS. SEAS 8 
TO 9 FT PRIMARILY IN NE SWELL.

.SYNOPSIS AND FORECAST.

.FROM 09N TO 11N E OF 90W NE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST FROM 09N TO 11N E OF 91W NE TO E WINDS 20 TO 
25 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST FROM 10N TO 11N E OF 89W NE WINDS 20 TO 25 KT. 
SEAS 8 FT.

.W OF LINE FROM 30N135W TO 24N140W WINDS 20 KT OR LESS. SEAS 8 
TO 10 FT IN NW SWELL. FROM 07N TO 22N W OF 135W...AND FROM 14N 
TO 25N BETWEEN 122W AND 135W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT 
IN NW SWELL.
.24 HOUR FORECAST N OF 15N W OF 133W...AND FROM 17N TO 23N 
BETWEEN 122W AND 133W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW 
SWELL.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 24N134W TO 21N125W TO 
19N123W TO 13N123W TO 16N134W TO 13N140W TO 22N140W TO 24N134W 
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL.

.24 HOUR FORECAST TROUGH FROM 09N121W TO 13N120W TO 15N119W. 
FROM 12N TO 18N BETWEEN 114W AND 122W WINDS 20 KT OR LESS.
SEAS 8 FT IN SW SWELL.
.42 HOUR FORECAST TROUGH FROM 09N122W TO 13N121W TO 15N120W. 
FROM 12N TO 14N WITHIN 180 NM E OF TROUGH E TO SE WINDS 20 TO 25 
KT. SEAS 8 TO 9 FT. ELSEWHERE FROM 09N TO 17N BETWEEN 115W AND 
123W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED SW AND NW SWELL.
.48 HOUR FORECAST TROUGH FROM 09N123W TO 13N122W TO 15N121W. 
FROM 12N TO 14N WITHIN 210 NM E OF TROUGH E TO SE WINDS 20 TO 25 
KT. SEAS 8 TO 10 FT. 

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

CONVECTION VALID AT 1530 UTC TUE DEC 26...

.SCATTERED MODERATE TO STRONG FROM 11N TO 16N BETWEEN 109W AND 
115W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH AXIS EXTENDS FROM A 1009 MB LOW AT 06N78W TO 
07N87W TO 06N95W. ITCZ CONTINUES FROM 06N95W TO 08N110W TO LOW 
PRES AT 09N117W 1009 MB TO 09N126W TO 09N131W TO 08N140W. 
SCATTERED MODERATE ISOLATED STRONG WITHIN 120 NM S OF AXIS 
BETWEEN 112W AND 115W. SCATTERED MODERATE WITHIN 60 NM N OF AXIS 
BETWEEN 117W AND 119W.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.