000
FZPN03 KNHC 151507
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC THU APR 15 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC THU APR 15.
24 HOUR FORECAST VALID 1200 UTC FRI APR 16.
48 HOUR FORECAST VALID 1200 UTC SAT APR 17.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FROM 08N TO 13N BETWEEN 133W AND 137W WINDS 20 KT OR LESS. SEAS 
8 FT IN MIXED SWELL. 
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST FROM 08N TO 11N BETWEEN 132W AND 137W WINDS 20 
KT OR LESS. SEAS TO 9 FT IN MIXED SWELL. FROM 07N TO 10N BETWEEN 
129W AND 132W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED SWELL.

.36 HOUR FORECAST N OF 26N E OF 116W NW WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 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 1500 UTC THU APR 15...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
A SURFACE TROUGH EXTENDS FROM A 1009 MB LOW PRESSURE LOCATED 
OVER NORTHERN COLOMBIA NEAR 09N76W TO 07N102W. THE ITCZ 
CONTINUES FROM 07N102W TO 06N120W TO BEYOND 02N140W. A SURFACE 
TROUGH IS ANALYZED WITHIN THE ITCZ AND EXTENDS FROM 09N125W TO 
03N127W. A LARGE CLUSTER OF MODERATE TO STRONG CONVECTION IS 
SEEN FROM 02N-09N BETWEEN 81W-86W. SCATTERED MODERATE ISOLATED 
STRONG CONVECTION CAN BE FOUND FROM 03N-08N BETWEEN 110W-118W, 
AND NEAR THE TROUGH AXIS FROM 04N-09N BETWEEN 121W-130W. SIMILAR 
CONVECTION IS N OF THE TROUGH AXIS FROM 07N-10N BETWEEN 95W-102W.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.