000
FZPN03 KNHC 201511
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SAT JAN 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SAT JAN 20.
24 HOUR FORECAST VALID 1200 UTC SUN JAN 21.
48 HOUR FORECAST VALID 1200 UTC MON JAN 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.N OF 14N BETWEEN 94.5W AND 95.5W...INCLUDING GULF OF 
TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. S OF 
12N BETWEEN 90W AND 100W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN 
MIXED NE AND NW SWELL. 
.24 HOUR FORECAST N OF 14N BETWEEN 94.5W AND 95.5W...INCLUDING 
GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. 
S OF 10N BETWEEN 93W AND 100W WINDS 20 KT OR LESS. SEAS 8 FT IN 
MIXED NE AND NW SWELL. 
.30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.DISSIPATING COLD FRONT FROM 29.5N115.5W TO 19N140W. NW OF FRONT 
TO 130W AND N OF 10N W OF 130W N TO NE WINDS 20 TO 30 KT. SEAS 
10 TO 15 FT. ELSEWHERE OPEN WATERS N OF 05N W OF 100W WINDS 20 
KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL.
.24 HOUR FORECAST COLD FRONT DISSIPATED. FROM 10N TO 22N W OF 
125W NE WINDS 20 TO 25 KT. SEAS 9 TO 13 FT. FROM 23N TO 26N E OF 
115W N WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE OVER OPEN 
WATERS W OF 100W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED 
SWELL.
.48 HOUR FORECAST FROM 10N TO 20N W OF 120W NE TO E WINDS 20 TO 
25 KT. SEAS 9 TO 12 FT. ELSEWHERE N OF 07N W OF 100W WINDS 20 KT 
OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.

.WITHIN 30 NM OF LINE FROM 11N86W TO 10N87W...INCLUDING GULF OF 
PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS TO 8 FT.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.GULF OF CALIFORNIA COLD FRONT FROM 31N113W TO 30N115W. WITHIN 
30 NM SE OF FRONT SW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. N 
OF FRONT NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.  
.18 HOUR FORECAST DISSIPATING COLD FRONT FROM 25N109W TO 
24N110W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.36 HOUR FORECAST GULF OF CALIFORNIA FROM 23.5N TO 27.5N NW 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST GULF OF CALIFORNIA FROM 23.5N TO 27N NW WINDS 
20 TO 25 KT. SEAS TO 8 FT. FROM 18N TO 23.5N BETWEEN 105W AND 
109W NW TO N WINDS 20 TO 25 KT. SEAS TO 9 FT. 

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

CONVECTION VALID AT 1500 UTC SAT JAN 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH FROM 08N78W TO 05N86W TO 07N98W. ITCZ FROM 07N98W 
TO 09N122W THEN RESUMES FROM 08N131W TO BEYOND 08N140W. 
SCATTERED MODERATE ISOLATED STRONG WITHIN 30 NM N OF ITCZ 
BETWEEN 100W AND 102W. SCATTERED MODERATE ISOLATED STRONG WITHIN 
60 NM N OF ITCZ BETWEEN 110W AND 114W. SCATTERED MODERATE 
ISOLATED STRONG CONVECTION FROM 08N TO 12N BETWEEN 114W AND 
127W. 

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.