000
FZPN03 KNHC 200911
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SAT APR 20.
24 HOUR FORECAST VALID 0600 UTC SUN APR 21.
48 HOUR FORECAST VALID 0600 UTC MON APR 22.

.WARNINGS.

...GALE WARNING... 
.WITHIN 30 NM OF A LINE FROM 16N95W TO 13N95.5W...INCLUDING GULF 
OF TEHUANTEPEC...N TO NE WINDS 30 TO 40 KT. SEAS 10 TO 15 FT. 
ELSEWHERE WITHIN 60 NM OF A LINE FROM 16N95W TO 13N95.5W TO 
11.5N96.5W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. REMAINDER 
OF AREA FROM 11N TO 14N BETWEEN 93W AND 97W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT PRIMARILY IN NE SWELL.
.12 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 PRIMARILY IN NE 
SWELL.
.24 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 16N95W TO 
14N95.5W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 
30 KT. SEAS 8 TO 10 FT. FROM 07N TO 12N BETWEEN 96W AND 101 
WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED SWELL.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 

.SYNOPSIS AND FORECAST.

.FROM 07N TO 15N W OF 135W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 
9 FT. ELSEWHERE FROM 05N TO 15N W OF 130W WINDS 20 KT OR LESS. 
SEAS 8 FT PRIMARILY IN NE SWELL.
.24 HOUR FORECAST FROM 08N TO 16N W OF 132W NE TO E WINDS 20 TO 
25 KT. SEAS 8 TO 9 FT. 
.48 HOUR FORECAST FROM 06N TO 21N W OF 132W NE TO E WINDS 20 TO 
25 KT. SEAS 8 TO 9 FT. ELSEWHERE W OF A LINE FROM 22N140W TO 
13N131W TO 05N140W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT PRIMARILY 
IN NE SWELL.  

.GULF OF CALIFORNIA 18 HOUR FORECAST FROM 29.5N TO 30.5N SW TO W 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST FROM 10.5N TO 11.5N E OF 88W...INCLUDING GULF 
OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST FROM 10N TO 11.5N E OF 90W...INCLUDING GULF OF 
PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.36 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 11N86W TO 
09.5N89W...INCLUDING GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 
KT. SEAS TO 8 FT.
.48 HOUR FORECAST FROM 10.5N TO 11.5N E OF 88W...INCLUDING GULF 
OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.48 HOUR FORECAST N OF 28N BETWEEN 116W AND 125W WINDS 20 KT OR 
LESS. SEAS 8 FT IN NW SWELL.

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

CONVECTION VALID AT 0900 UTC SAT APR 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
A TROUGH EXTENDS FROM 07N78W TO 06N100W. THE ITCZ CONTINUES FROM 
06N100W TO 06N120W TO 05N140W. SCATTERED MODERATE TO ISOLATED 
STRONG IS FROM 03N TO 06 BETWEEN 88W AND 93W. SIMILAR CONVECTION 
IS NOTED NEAR 09N113W...AND WITHIN 90 NM N OF THE ITCZ AXIS 
BETWEEN 117W AND 121W. 

$$ 
.FORECASTER GR. NATIONAL HURRICANE CENTER.