000
FZPN03 KNHC 132140
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC THU DEC 13 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC THU DEC 13.
24 HOUR FORECAST VALID 1800 UTC FRI DEC 14.
48 HOUR FORECAST VALID 1800 UTC SAT DEC 15.

.WARNINGS.

...GALE WARNING...
.24 HOUR FORECAST GULF OF TEHUANTEPEC N OF 15N BETWEEN 94.5W AND 
95.5W N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST WITHIN 15 NM OF LINE FROM 16N95W TO 
14.5N95W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 
35 KT. SEAS TO 12 FT. ELSEWHERE WITHIN 60 NM OF LINE FROM 16N95W 
TO 13.5N95.5W N TO NE WINDS 20 TO 30 KT. SEAS TO 9 FT.
.48 HOUR FORECAST WITHIN 45 NM OF LINE FROM 16N95W TO 14.5N95.5W 
TO 13.5N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 
TO 40 KT. SEAS 12 TO 17 FT. ELSEWHERE WITHIN 90 NM OF LINE FROM 
16N95W TO 14N95W TO 11.5N99W N TO NE WINDS 20 TO 30 KT. SEAS 8 
TO 15 FT.

.SYNOPSIS AND FORECAST.

.TROUGH FROM 08N139W TO 16N134W. FROM 13N TO 18N BETWEEN TROUGH 
AND 140W NE WINDS 20 TO 25 KT. SEAS 9 TO 10 FT. FROM 15N TO 20N 
E OF TROUGH TO 125W NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. 
ELSEWHERE W OF LINE FROM 30N119W TO 23N130W TO 08N104W TO 
00N107W TO 00N140W WINDS 20 KT OR LESS. S OF 20N SEAS 8 TO 10 FT 
IN MIXED NE AND NW SWELL. N OF 20N SEAS 8 TO 12 FT IN NW 
SWELL...HIGHEST NW.
.24 HOUR FORECAST TROUGH FROM 09N132W TO 18N130W. COLD FRONT 
FROM 30N133W TO 27N140W. FROM 15N TO 19N E OF TROUGH TO 124W E 
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. FROM 12N TO 18N W OF TROUGH 
TO 140W NE WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. NW OF FRONT WINDS 
20 KT OR LESS. SEAS 9 TO 15 FT IN NW SWELL. ELSEWHERE W OF LINE 
FROM 30N116W TO 26N114W TO 11N130W TO 09N140W WINDS 20 KT OR 
LESS. SEAS 8 TO 11 FT IN MIXED NE AND NW SWELL.
.48 HOUR FORECAST TROUGH DISSIPATED. WEAKENING COLD FRONT FROM 
30N132W TO 28N134W TO 27N137W...THEN WEAKENING STATIONARY FRONT 
TO BEYOND 26N140W. N OF LINE FROM 19N112W TO 13N116W TO 00N139W 
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED NW AND NE 
SWELL...HIGHEST NEAR 30N130W.

.12 HOUR FORECAST GULF OF CALIFORNIA BETWEEN 24.5N AND 28.5N NW 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST GULF OF CALIFORNIA BETWEEN 24N AND 29N NW 
WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.S OF 01S W OF 110W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED 
SWELL.
.24 HOUR FORECAST S OF 01S W OF 105W WINDS 20 KT OR LESS. SEAS 8 
FT IN MIXED SWELL.
.48 HOUR FORECAST S OF 01.5S W OF 113W WINDS 20 KT OR LESS. SEAS 
8 FT IN MIXED SWELL.

.48 HOUR FORECAST WITHIN 45 NM OF LINE FROM 11.5N86W TO 
10N88W...INCLUDING GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.

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

CONVECTION VALID AT 2030 UTC WED DEC 12...

.SCATTERED LIGHT TO MODERATE FROM 15N TO 22N BETWEEN 120W AND 
136W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N75W TO 03.5N78.5W TO 08.5N85W TO 05N102W. 
ITCZ CONTINUES FROM 05N102W TO 08.5N118W TO 10N134W TO BEYOND 
08N140W. SCATTERED MODERATE TO STRONG CONVECTION FROM 01.5N TO 
05.5N E OF 85W. SCATTERED MODERATE CONVECTION FROM 04.5N TO 07N 
BETWEEN 92W AND 102W.

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.