000
FZPN03 KNHC 182132
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SUN APR 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN APR 18.
24 HOUR FORECAST VALID 1800 UTC MON APR 19.
48 HOUR FORECAST VALID 1800 UTC TUE APR 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 11N136W TO 14N140W TO 18N140W TO 19N137W TO 15N133W TO
11N136W WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL.
.24 HOUR FORECAST WITHIN 13N134W TO 09N134W TO 07N140W TO
24N140W TO 21N136W TO 13N134W WINDS 20 KT OR LESS. SEAS 8 FT IN
NW SWELL.
.48 HOUR FORECAST WITHIN 16N137W TO 15N140W TO 24N140W TO
28N134W TO 25N130W TO 16N137W WINDS 20 KT OR LESS. SEAS 8 FT IN
NW SWELL.

.15 HOUR FORECAST WITHIN 14N94W TO 14N96W TO 16N96W TO 16N95W TO
16N94W TO 14N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 
20 TO 25 KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.48 HOUR FORECAST WITHIN 03.4S106W TO 03.4S115W TO 01S113W TO
01S112W TO 01S109W TO 03.4S106W WINDS 20 KT OR LESS. SEAS 8 TO
10 FT IN S SWELL.

.48 HOUR FORECAST WITHIN 29.5N123W TO 29.5N125W TO 30N126.5W TO
30N127W TO 30N120.5W TO 29.5N123W WINDS 20 KT OR LESS. SEAS 8 TO
10 FT IN W TO NW SWELL.

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

CONVECTION VALID AT 2120 UTC SUN APR 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 08N78W TO 09N100W TO 06N117W. ITCZ
AXIS EXTENDS FROM 06N117W TO 04N140W. SCATTERED MODERATE FROM 00N
TO 13N E OF 95W...AND WITHIN 210 NM N OF MONSOON/ITCZ W OF 95W.

$$
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.