000
FZPN03 KNHC 160903
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SAT DEC 16 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SAT DEC 16.
24 HOUR FORECAST VALID 0600 UTC SUN DEC 17.
48 HOUR FORECAST VALID 0600 UTC MON DEC 18.

.WARNINGS.

...GALE WARNING... 
.WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W TO 15N95W... 
INCLUDING GULF OF TEHUANTEPEC...N WINDS 30 TO 35 KT. SEAS TO 9 
FT. ELSEWHERE WITHIN 45 NM EITHER SIDE OF LINE FROM 16N95W TO 
14N95W N TO NE WINDS 20 TO 30 KT. SEAS TO 8 FT. 
.12 HOUR FORECAST WITHIN 60 NM EITHER SIDE OF LINE FROM 16N95W 
TO 14N95.5W TO 12.5N98W...INCLUDING GULF OF TEHUANTEPEC...N TO 
NE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. FROM 07N TO 10N BETWEEN 
97.5W AND 101.5W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED 
SWELL.  
.24 HOUR FORECAST N OF 15N BETWEEN 94W AND 95W...INCLUDING GULF 
OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST N OF 14.5N BETWEEN 94W AND 95W...INCLUDING 
GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.FROM 13.5N TO 18N W OF 132W NE TO E WINDS 20 TO 25 KT. SEAS 11 
TO 14 FT. ELSEWHERE W OF LINE FROM 30N116W TO 14N118W TO 01N131W 
TO 00N138W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW SWELL.
.24 HOUR FORECAST COLD FRONT FROM 32N114W TO 28N115W TO 
24.5N130W. N OF FRONT W OF 119W NW TO N WINDS 20 TO 25 KT... 
EXCEPT N TO NE WINDS FROM 126W TO 130W. SEAS 9 TO 15 FT. N OF 
FRONT E OF 119W WINDS 20 KT OR LESS. SEAS 8 TO 14 FT IN NW 
SWELL. ELSEWHERE NW OF LINE FROM 28N115W TO 07N114W TO 00N124W 
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL.
.48 HOUR FORECAST COLD FRONT TO DISSIPATE. N OF LINE FROM 
25N112W TO 20N123W TO 20N140W WINDS 20 KT OR LESS. SEAS 8 TO 12 
FT IN NW SWELL. S OF LINE 15N140W TO 15N104W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN MIXED NW AND SW SWELL.

.GULF OF CALIFORNIA 12 HOUR FORECAST LOW PRES DEVELOPING N OF 
AREA. N OF 29.5N E OF 114W S TO SW WINDS 20 TO 25 KT. SEAS LESS 
THAN 8 FT.  
.24 HOUR FORECAST COLD FRONT ENTERING FAR NORTHERN GULF. N OF 
30N E OF 114W S TO SW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST GULF OF CALIFORNIA COLD FRONT TO MOVE SE AND 
DISSIPATE S OF 27N. N OF 30N W OF 113.5W NW WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT.

.24 HOUR FORECAST FROM 10N TO 12N E OF 89W...INCLUDING THE 
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 
FT.
.48 HOUR FORECAST FROM 09.5N TO 12N E OF 90W...INCLUDING THE 
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.

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

CONVECTION VALID AT 0830 UTC SAT DEC 16...

SCATTERED MODERATE TO STRONG WITHIN 75 NM EITHER SIDE OF LINE 
FROM 11N119W TO 15N110W TO 19.5N105W.

SCATTERED MODERATE TO STRONG FROM 12.5N TO 20N W OF 136W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
ITCZ EXTENDS FROM 06.5N91W TO BEYOND 10N140W. SCATTERED MODERATE 
TO STRONG CONVECTION WITHIN 120 NM N OF AXIS BETWEEN 96W AND 
99W...AND BETWEEN 110W AND 113W.

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.