000
FZPN03 KNHC 202116
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC TUE APR 20 2021

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC TUE APR 20.
24 HOUR FORECAST VALID 1800 UTC WED APR 21.
48 HOUR FORECAST VALID 1800 UTC THU APR 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FROM 19N TO 28N W OF 130W NE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. 
ELSEWHERE FROM 13N TO 19N AND W OF A LINE FROM 19N134W TO 
13N137W WINDS 20 KT OR LESS. SEAS 8 FT PRIMARILY IN NE SWELL.
.12 HOUR FORECAST FROM 21N TO 25N W OF 134W NE TO E WINDS 20 TO 
25 KT. SEAS 8 TO 9 FT. ELSEWHERE FROM 17N TO 27N W OF 132W WINDS 
20 KT OR LESS. SEAS 8 FT PRIMARILY IN NE SWELL.
.24 HOUR FORECAST FROM 19N TO 23N W OF 135W WINDS 20 KT OR LESS. 
SEAS 8 FT IN NE SWELL.
.36 HOUR FORECAST FROM 07N TO 10N W OF 133W WINDS 20 KT OR LESS. 
SEAS 8 FT IN MIXED NE AND S SWELL.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.N OF 28N BETWEEN 120W AND 132W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN NW SWELL.
.12 HOUR FORECAST N OF A LINE FROM 30N118W TO 28N120W TO 27N126W 
TO 27N132W TO 30N132W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW 
TO N SWELL.
.24 HOUR FORECAST N OF 28N BETWEEN 118W AND 130W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN NW TO N SWELL.
.36 HOUR FORECAST N OF 29N BETWEEN 120W AND 128W WINDS 20 KT OR 
LESS. SEAS 8 FT IN NW TO N SWELL.
.48 HOUR FORECAST LITTLE CHANGE.

.S OF 00N BETWEEN 110W AND 120W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN S SWELL. 
.24 HOUR FORECAST S OF 02N BETWEEN 104W AND 120W...AND S OF 01N 
BETWEEN 98W AND 104W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN S TO 
SW SWELL. S OF 00S BETWEEN 88W AND 98W WINDS 20 KT OR LESS. SEAS 
8 IN S TO SW SWELL. 
.48 HOUR FORECAST S OF 01N BETWEEN 112W AND 120W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN S SWELL. S OF 06N BETWEEN 102W AND 107W 
WINDS 20 KT OR LESS. SEAS 8 FT IN S SWELL. S OF 02N BETWEEN 95W 
AND 98W...AND S OF 00N BETWEEN 84W AND 95W...EXCEPT IN THE LEE 
OF THE GALAPAGOS ISLANDS WINDS 20 KT OR LESS. SEAS 8 FT IN S TO 
SW SWELL.

.GULF OF CALIFORNIA 12 HOUR FORECAST N OF 30N S TO SW WINDS 20 
TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.18 HOUR FORECAST N OF 15N BETWEEN 94.5W AND 95.5W...INCLUDING 
THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS LESS THAN 8 
FT.
.24 HOUR FORECAST N OF 14N BETWEEN 94.5W AND 95.5W...INCLUDING 
THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS BUILDING TO 
8 FT.
.42 HOUR FORECAST WITHIN 30 NM OF LINE FROM 16N95W TO 15N95W TO 
13N96W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 
25 KT. SEAS 8 FT.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.36 HOUR FORECAST FROM 10N TO 12N E OF 88W...INCLUDING THE 
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS 8 FT.
.42 HOUR FORECAST FROM 10N TO 12N E OF 90W...INCLUDING THE GULF 
OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST FROM 09.5N TO 11.5N E OF 92W...INCLUDING THE 
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.

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

CONVECTION VALID AT 2100 UTC TUE APR 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM NORTHERN COLOMBIA NEAR 10N74W TO 
08N80W TO 10N87W TO 06N113W. THE ITCZ AXIS EXTENDS FROM 06N113W 
TO 05N120W TO 04N140W. SCATTERED MODERATE ISOLATED STRONG 
CONVECTION CAN BE FOUND FROM 02N TO 05N BETWEEN 81W AND 89W... 
FROM 04N TO 09N BETWEEN 107W AND 120W...AND FROM 05N TO 07N 
BETWEEN 126W AND 130W. SIMILAR CONVECTION IS ALSO NOTED FROM 11N 
TO 13N BETWEEN 102W AND 105W.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.