875 
FZPN03 KNHC 190340
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC MON APR 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC MON APR 19.
24 HOUR FORECAST VALID 0000 UTC TUE APR 20.
48 HOUR FORECAST VALID 0000 UTC WED APR 21.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 12N130W TO 06N136W TO 06N140W TO 21N140W TO 21N132W TO
12N130W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE TO E SWELL.
.24 HOUR FORECAST WITHIN 17N130W TO 06N140W TO 26N140W TO 
22N130W TO 17N130W NE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT IN NE 
SWELL.
.48 HOUR FORECAST WITHIN 21N132W TO 13N138W TO 13N140W TO 
27N140W TO 26N131W TO 21N132W WINDS 20 KT OR LESS. SEAS 8 FT IN 
NE SWELL.

.09 HOUR FORECAST WITHIN 15N94.5W TO 15N95.5W TO 15.5N95.5W TO
16N95W TO 16N94.5W TO 15N94.5W...INCLUDING THE GULF OF
TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST CONDITIONS IMPROVE. 

.48 HOUR FORECAST WITHIN 03.4S98W TO 03.4S120W TO 00N120W TO
00N109W TO 02S99W TO 03.4S98W WINDS 20 KT OR LESS. SEAS 8 TO 9
FT IN S SWELL.

.48 HOUR FORECAST WITHIN 28N122W TO 28N126W TO 30N130W TO
30N117W TO 28N122W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N 
SWELL.

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

CONVECTION VALID AT 0000 UTC MON APR 19...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 08N84W TO 09N97W TO 05N118W. 
ITCZ AXIS EXTENDS FROM 05N118W TO 04N127W TO 05N140W. SCATTERED 
MODERATE FROM 03N TO 10N AND E OF 98W. SCATTERED MODERATE TO 
ISOLATED STRONG FROM 04N TO 11N BETWEEN 101W TO 109W. SCATTERED 
MODERATE TO STRONG FROM 01N TO 08N BETWEEN 124W TO 140W. 

$$
.FORECASTER AREINHART. NATIONAL HURRICANE CENTER.