000
FZPN03 KNHC 030340
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC SUN DEC 03 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN DEC 03.
24 HOUR FORECAST VALID 0000 UTC MON DEC 04.
48 HOUR FORECAST VALID 0000 UTC TUE DEC 05.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.GULF OF TEHUANTEPEC N OF 14N BETWEEN 94.5W AND 96W N TO NE 
WINDS 20 TO 30 KT. SEAS TO 10 FT. FROM 11N TO 14N BETWEEN 95W 
AND 98W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED NE AND NW 
SWELL. LOW PRES NEAR 08N110W 1008 MB. WITHIN 180 NM N SEMICIRCLE 
AND 90 NM SE QUADRANT WINDS 20 TO 30 KT. SEAS 10 TO 13 FT WITH 
NW SWELL.
.24 HOUR FORECAST GULF OF TEHUANTEPEC N OF 14.5N BETWEEN 94.5W 
AND 96W N WINDS 20 TO 25 KT. SEAS TO 9 FT. FROM 10N TO 13.5N 
BETWEEN 95.5W AND 100W WINDS 20 KT OR LESS. SEAS TO 9 FT IN 
MIXED NE AND NW SWELL. LOW PRES TO WEAKEN TO TROUGH.  ASSOCIATED 
CONDITIONS TO MERGE WITH AREA OF NW SWELL. 
.48 HOUR FORECAST GULF OF TEHUANTEPEC WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT. 

.06 HOUR FORECAST WITHIN 45 NM EITHER SIDE OF LINE FROM 11N85W 
TO 10.5N89W...INCLUDING GULF OF PAPAGAYO...NE TO E WINDS 20 TO 
25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WITHIN 60 NM EITHER SIDE OF LINE FROM 11N85W 
TO 09N92W...INCLUDING GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 
KT. SEAS TO 8 FT. 
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 11N85W 
TO 10.5N87.5W...INCLUDING GULF OF PAPAGAYO...NE TO E WINDS 20 TO 
25 KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.COLD FRONT FROM 30N138.5W TO 26N140W. OVER FORECAST WATERS W OF 
FRONT WINDS 20 KT OR LESS. SEAS 9 TO 13 FT IN NW SWELL. EXCEPT 
AS NOTED ABOVE WITH LOW PRES...ELSEWHERE WITHIN AREA BOUNDED BY 
30N116W TO 30N140W TO 00S140W TO 03.4S120W TO 03.4S100W TO 
11N102W TO 28N115W TO 30N116W WINDS 20 KT OR LESS. SEAS 8 TO 12 
FT IN NW SWELL...HIGHEST NE.
.24 HOUR FORECAST STATIONARY FRONT FROM 27N132W TO 28N140W. 
TROUGH FROM 19N137W TO 24N134W. N OF FRONT E WINDS 20 TO 25 KT. 
SEAS 9 TO 11 FT WITH NW SWELL. FROM 19N TO 24N E OF TROUGH TO 
130W SE WINDS 20 TO 25 KT. SEAS 9 TO 10 FT. ELSEWHERE WITHIN 
AREA BOUNDED BY 30N116W TO 30N140W TO 00S140W TO 03.4S120W TO 
03.4S120W TO 03.4S93W TO 08N97W TO 30N116W WINDS 20 KT OR LESS. 
SEAS 8 TO 11 FT IN NW SWELL. 
.48 HOUR FORECAST STATIONARY FRONT FROM 27N128W TO 30N140W. 
TROUGH FROM 20N137W TO 26N135W. N OF FRONT W OF 130W E TO SE 
WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. FROM 23N TO 28N BETWEEN 130W 
AND 135W SE WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. ELSEWHERE WITHIN 
AREA BOUNDED BY 30N116W TO 30N140W TO 00S140W TO 03.4S120W TO 
03.4S93W TO 09N95W TO 24N113W TO 30N116W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN NW SWELL.

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

CONVECTION VALID AT 0200 UTC SUN DEC 03...

.WIDELY SCATTERED MODERATE N OF 28N WITHIN 75 NM E OF COLD FRONT 
FROM 30N138.5W TO 26N140W. 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 07N74W TO LOW PRES NEAR 06N78W 
1007 MB TO 08N85W TO 05.5N94W TO LOW PRES NEAR 08N110W 1008 MB 
TO 08N115W...WHERE IT TRANSITIONS TO ITCZ...AND CONTINUES ON TO 
09N120W TO 09N131W TO BEYOND 09.5N140W. SCATTERED TO LOCALLY 
NUMEROUS MODERATE TO STRONG FROM 07N TO 13N BETWEEN 106W AND 
116W. SCATTERED MODERATE ISOLATED STRONG FROM 10N TO 17.5N 
BETWEEN 117W AND 130W. 

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.