000
FZPN03 KNHC 222122
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC THU APR 22 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU APR 22.
24 HOUR FORECAST VALID 1800 UTC FRI APR 23.
48 HOUR FORECAST VALID 1800 UTC SAT APR 24.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.N OF 29N BETWEEN 120W AND 128W WINDS 20 KT OR LESS. SEAS 8 FT 
IN NW TO N SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FROM 06N TO 08N W OF 138W WINDS 20 KT OR LESS. SEAS 8 FT IN 
MIXED NE AND S SWELL.
.12 HOUR FORECAST FROM 08N TO 11N BETWEEN 129W AND 135W WINDS 20 
KT OR LESS. SEAS 8 TO 9 FT IN MIXED NE AND S SWELL.
.24 HOUR FORECAST FROM 08N TO 11N W OF 130W WINDS 20 KT OR LESS. 
SEAS 8 TO 9 FT IN MIXED NE AND S SWELL.
.36 HOUR FORECAST FROM 07N TO 10N W OF 133W WINDS 20 KT OR LESS.
SEAS 8 TO 9 FT IN MIXED NE AND S SWELL.
.48 HOUR FORECAST FROM 07N TO 09N W OF 138W WINDS 20 KT OR LESS.
SEAS 8 TO 9 FT IN MIXED NE AND S SWELL.

.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 TO 9 FT IN S SWELL. S OF 06N BETWEEN 96W AND 98W 
WINDS 20 KT OR LESS. SEAS 8 FT IN S SWELL. S OF 02N BETWEEN 92W 
AND 96W...AND S OF 01S BETWEEN 84W AND 92W WINDS 20 KT OR LESS. 
SEAS 8 FT IN S TO SW SWELL.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FROM 11N TO 14N BETWEEN 94W AND 98W WINDS 20 KT OR LESS. SEAS 8 
TO 10 FT IN MIXED NE AND S SWELL. 
.12 HOUR FORECAST FROM 08N TO 12N BETWEEN 94W AND 98W WINDS 20 
KT OR LESS. SEAS 8 TO 9 FT PRIMARILY IN S TO SW SWELL. FROM 11N 
TO 14N BETWEEN 99W AND 101W WINDS 20 KT OR LESS. SEAS 8 FT IN S 
SWELL.
.24 HOUR FORECAST FROM 09N TO 12N BETWEEN 95W AND 97W WINDS 20 
KT OR LESS. SEAS 8 FT PRIMARILY IN S TO SW SWELL. FROM 12N TO 
14N BETWEEN 100W AND 101W WINDS 20 KT OR LESS. SEAS 8 FT IN S 
SWELL.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FROM 10N TO 12N E OF 88W...INCLUDING THE GULF OF PAPAGAYO...NE 
TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST FROM 10N TO 12N E OF 92W...INCLUDING THE GULF 
OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. 
.48 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 THU APR 22...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM A 1009 LOW PRESSURE LOCATED OVER 
NORTHERN COLOMBIA NEAR 10N75W TO 07N92W TO 09N108W. THE ITCZ 
AXIS STRETCHES FROM 06N115W TO 05N140W. A SURFACE TROUGH IS 
WITHIN THE ITCZ/MONSOON TROUGH AND RUNS FROM 12N107W TO 05N112W.
A 1010 MB LOW PRESSURE IS ANALYZED ALONG THE SURFACE TROUGH NEAR 
08N110W. A CLUSTER OF MODERATE TO ISOLATED STRONG CONVECTION IS 
WITHIN ABOUT 150 NM N OF THE LOW CENTER. SCATTERED MODERATE TO 
ISOLATED STRONG CONVECTION IS NOTED ELSEWHERE FROM 04N TO 13N 
BETWEEN 107W AND 114W. SIMILAR CONVECTION CAN ALSO BE FOUND FROM 
03N TO 08N BETWEEN 82W AND 100W...AND FROM 04N TO 09N BETWEEN 
114W AND 138W.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.