000
FZPN03 KNHC 211533
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC TUE NOV 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 NOV 21.
24 HOUR FORECAST VALID 1200 UTC WED NOV 22.
48 HOUR FORECAST VALID 1200 UTC THU NOV 23.

.WARNINGS.

...GALE WARNING...
.WITHIN 30 NM OF LINE FROM 16N95W TO 14.5N95W...INCLUDING GULF 
OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. FROM 
08N TO 11N BETWEEN 100W AND 103W WINDS 20 KT OR LESS. SEAS TO 8 
FT IN MIXED NE AND S SWELL.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.33 HOUR FORECAST GULF OF TEHUANTEPEC N OF 15.5N N WINDS 20 TO 
25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST GULF OF TEHUANTEPEC N OF 15N BETWEEN 94W AND 
95.5W N WINDS 25 TO 35 KT. SEAS TO 8 FT.
.48 HOUR FORECAST WITHIN 60 NM OF LINE FROM 16N95W TO 14N95.5W 
TO 12.5N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 
TO 40 KT. SEAS TO 16 FT. ELSEWHERE WITHIN 90 NM OF LINE FROM 
16N95W TO 13.5N95W TO 11N96W N TO NE WINDS 20 TO 30 KT. SEAS TO 
12 FT.

.SYNOPSIS AND FORECAST.

.TROUGH FROM 30N136W TO BEYOND 24N140W. N OF 26N WITHIN 180 NM 
SE OF TROUGH S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. N OF 
27N W OF TROUGH SW WINDS 20 TO 25 KT. SEAS 9 TO 12 FT. ELSEWHERE 
NW OF LINE FROM 30N132W TO 23N140W WINDS 20 KT OR LESS. SEAS 8 
TO 9 FT IN MIXED NW AND S SWELL. 
.24 HOUR FORECAST TROUGH DISSIPATED WITH COLD FRONT NW OF AREA. 
N OF 29N BETWEEN 137W AND 140W SW WINDS 20 TO 25 KT. SEAS 8 TO 9 
FT. ELSEWHERE NW OF LINE FROM 30N133W TO 26.5N140W WINDS 20 KT 
OR LESS. SEAS 8 FT IN NW SWELL. 
.48 HOUR FORECAST STATIONARY FRONT FROM 30N139W TO 28.5N140W. W 
OF LINE FROM 30N131W TO 22N140W WINDS 20 KT OR LESS. SEAS 8 TO 
15 FT PRIMARILY IN NW SWELL...HIGHEST NW.

.09 HOUR FORECAST GULF OF CALIFORNIA N OF 26N NW TO N WINDS 20 
TO 25 KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST FROM 03N TO 06N BETWEEN 102W AND 113W WINDS 20 
KT OR LESS. SEAS TO 8 FT IN MIXED SW AND SE SWELL.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 1430 UTC TUE NOV 21...

.TROUGH FROM 30N136W TO 24N140W...SCATTERED MODERATE 
ISOLATED STRONG WITHIN 60 NM NW AND 150 NM SE OF TROUGH.  

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10.5N74W TO 06N94W. ITCZ FROM 06N94W TO 
06.5N116W TO 12N129W TO LOW PRES NEAR 10.5N138W 1012 MB. WIDELY 
SCATTERED MODERATE E OF 80.5W TO COLOMBIA COAST. SCATTERED 
MODERATE TO STRONG W OF LINE FROM 08N140W TO 13N132W TO 
16.5N140W.

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.