000
FZPN03 KNHC 142133
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC WED APR 14 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED APR 14.
24 HOUR FORECAST VALID 1800 UTC THU APR 15.
48 HOUR FORECAST VALID 1800 UTC FRI APR 16.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.SURFACE TROUGH FROM 22N135W TO 16N140W. FROM 11N TO 20N AND E 
OF TROUGH TO 135W E TO SE WINDS 20 TO 25 KT. SEAS BUILDING TO 8 
FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.N OF 26N BETWEEN 120W AND 128W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN NW SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FROM 12N TO 16N BETWEEN 127W AND 132W WINDS 20 KT OR LESS. SEAS 
8 FT IN MIXED SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FROM 00N TO 02S BETWEEN 110W AND 115W WINDS 20 KT OR LESS. SEAS 
8 FT IN MIXED SW AND SE SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FROM 10N TO 11N E OF 88W...INCLUDING THE GULF OF PAPAGAYO...NE 
TO E 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.

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

CONVECTION VALID AT 2100 UTC WED APR 14...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
A SURFACE TROUGH EXTENDS FROM SOUTHERN COSTA RICA NEAR 09N83W TO 
07N98W. THE ITCZ CONTINUES FROM 07N98W TO 07N123W TO BEYOND 
03N140W. SCATTERED MODERATE TO STRONG CONVECTION IS NOTED FROM 
03N TO 09N BETWEEN 80W AND 86W. THIS CONVECTIVE ACTIVITY IS NOW 
AFFECTING WESTERN PANAMA AND PARTS OF COSTA RICA. SCATTERED 
MODERATE ISOLATED STRONG CONVECTION CAN BE FOUND FROM 04N TO 10N 
BETWEEN 90W AND 108W...FROM 04N TO 09N BETWEEN 115W AND 120W... 
AND WITHIN ABOUT 120 NM N OF THE ITCZ BETWEEN 120W AND 135W.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.