756 
FZPN03 KNHC 150220
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC MON APR 15 2019

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MON APR 15.
24 HOUR FORECAST VALID 0000 UTC TUE APR 16.
48 HOUR FORECAST VALID 0000 UTC WED APR 17.

.WARNINGS.
 
...GALE WARNING...
.N OF 14.5N BETWEEN 94W AND 96W...INCLUDING GULF OF 
TEHUANTEPEC...N WINDS 30 TO 40 KT. SEAS BUILDING TO 10 FT.  
.06 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W 
TO 14N95.5W...INCLUDING GULF OF TEHUANTEPEC...N WINDS 30 TO 40 
KT. SEAS 10 TO 14 FT. ELSEWHERE WITHIN 60 NM EITHER SIDE OF LINE 
FROM 16N95W TO 14N95.5W TO 13N96.5W N TO NE WINDS 20 TO 30 KT. 
SEAS 8 TO 12 FT.
.18 HOUR FORECAST WITHIN 45 NM EITHER SIDE OF LINE FROM 16N95W 
TO 14N95.5W TO 12N97W...INCLUDING GULF OF TEHUANTEPEC...N TO NE 
WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. ELSEWHERE FROM 11N TO 14N 
BETWEEN 93W AND 98W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE 
SWELL. 
.24 HOUR FORECAST N OF 14.5N BETWEEN 94.5W AND 95.5W...INCLUDING 
GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS TO 8 FT. FROM 
10N TO 14N BETWEEN 94W AND 99W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN MIXED SWELL.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.N OF LINE FROM 30N117W TO 27N120W TO 30N134W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN NW SWELL. FROM 05N TO 18N W OF 137W 
WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST FROM 07N TO 12N W OF 135W NE WINDS 20 TO 25 
KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST FROM 04N TO 12N W OF 131W NE WINDS 20 TO 25 
KT. SEAS 8 TO 10 FT. 

.S OF 01S BETWEEN 105W AND 120W WINDS 20 KT OR LESS. SEAS 8 FT 
IN SW SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.06 HOUR FORECAST FROM 10N TO 11N E OF 88W...INCLUDING THE GULF 
OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS BUILDING TO 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 10.5N TO 11.5N E OF 89W...INCLUDING THE 
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS BUILDING TO 8 
FT.
.48 HOUR FORECAST FROM 10N TO 12N E OF 89W...INCLUDING THE GULF 
OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.

.24 HOUR FORECAST GULF OF CALIFORNIA TROUGH FROM 31.5N115W TO 
30N115W. WITHIN 45 NM SE OF TROUGH S TO SW WINDS 20 TO 30 KT. 
SEAS LESS THAN 8 FT.
.42 HOUR FORECAST GULF OF CALIFORNIA TROUGH WEAKENING. 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 0100 UTC MON APR 15...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH FROM 08N75W TO 06N90W TO 06N100W TO 08N110W TO 
06N120W. THE ITCZ CONTINUES FROM 06N120W TO 05N130W TO BEYOND 
05N140W. SCATTERED MODERATE ISOLATED STRONG FROM 03N TO 09N E OF 
90W. SCATTERED MODERATE FROM 05N TO 12N BETWEEN 104W AND 
113W AND FROM 04N TO 09N W OF 131W. 

$$
.FORECASTER LATTO. NATIONAL HURRICANE CENTER.