000
FZPN03 KNHC 201527
HSFEP2

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

.WARNINGS.

...GALE WARNING... 
.WITHIN 30 NM OF A LINE FROM 16N95W TO 13.5N95.5W...INCLUDING 
GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 35 KT. SEAS TO 14 FT. 
ELSEWHERE WITHIN 60 NM OF A LINE FROM 16N95W TO 13.5N95W TO 
09.5N98W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. REMAINDER 
OF AREA FROM 09N TO 15N BETWEEN 93.5W AND 99W WINDS 20 KT OR 
LESS. SEAS 8 TO 10 FT IN N TO NE SWELL.
.06 HOUR FORECAST WITHIN 60 NM OF A LINE FROM 16N95W TO 14N96W 
TO 10.5N98W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 
TO 30 KT. SEAS 8 TO 12 FT. ELSEWHERE FROM 09N TO 13N BETWEEN 93W 
AND 99W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO NE SWELL.
.24 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 16N95W TO 
13N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 
KT. SEAS 8 TO 9 FT. FROM 07N TO 11N BETWEEN 98W AND 103W WINDS 
20 KT OR LESS. SEAS TO 8 FT IN MIXED SWELL.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 

.SYNOPSIS AND FORECAST.

.FROM 09.5N TO 18N W OF 135W NE TO E WINDS 20 TO 25 KT. SEAS 8 
TO 10 FT. ELSEWHERE FROM 04N TO 17N W OF 128W WINDS 20 KT OR 
LESS. SEAS TO 8 FT IN MIXED NW AND NE SWELL.
.24 HOUR FORECAST FROM 10N TO 16N W OF 136W NE TO E WINDS 20 TO 
25 KT. SEAS 8 TO 9 FT. ELSEWHERE W OF LINE FROM 06N140W TO 
14N132W TO 21N135W TO 23N140W WINDS 20 KT OR LESS. SEAS TO 8 FT 
IN MIXED NE AND NW SWELL.
.48 HOUR FORECAST FROM 10N TO 17N W OF 135W NE TO E WINDS 20 TO 
25 KT. SEAS 8 TO 9 FT. ELSEWHERE W OF LINE FROM 04N140W TO 
10N133W TO 17.5N132W TO 20N140W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN MIXED NE AND NW SWELL.  

.12 HOUR FORECAST GULF OF CALIFORNIA FROM 29.5N TO 30.5N SW TO W 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.12 HOUR FORECAST FROM 10N TO 11.5N E OF 87W...INCLUDING GULF OF 
PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 60 NM OF LINE FROM 11.5N86W TO 
09N91W...INCLUDING GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. 
SEAS TO 8 FT.
.48 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 11N86W TO 
10N91W...INCLUDING GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT.

.30 HOUR FORECAST N OF 29.5N BETWEEN 118W AND 128W WINDS 20 KT 
OR LESS. SEAS TO 8 FT IN NW SWELL.
.48 HOUR FORECAST N OF 28N BETWEEN 116W AND 128W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN NW SWELL.

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

CONVECTION VALID AT 1430 UTC SAT APR 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
A TROUGH EXTENDS FROM 09.5N75W TO 08.5N86W TO 06.5N98W. THE ITCZ 
CONTINUES FROM 06.5N99W TO 08.5N110W TO 06N125W TO BEYOND 
01.5N140W. SCATTERED MODERATE TO STRONG CONVECTION IS FROM 03N 
TO 09N E OF 100W...WITHIN 180 NM N OF ITCZ BETWEEN 108W AND 
140W...AND FROM 10.5N TO 12.5N BETWEEN 87W AND 92.5W.  

$$ 
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.