000
FZPN03 KNHC 211515
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC FRI APR 21 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI APR 21.
24 HOUR FORECAST VALID 1200 UTC SAT APR 22.
48 HOUR FORECAST VALID 1200 UTC SUN APR 23.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.W OF LINE FROM 23N110W TO 06N124W TO 06N140W AND SE OF LINE 
FROM 30N126W TO 17N140W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT 
IN NW SWELL.
.24 HOUR FORECAST N OF 19N BETWEEN 110W AND 123W WINDS 20 KT OR 
LESS. SEAS TO 9 FT IN NW SWELL. FROM 06N TO 19N W OF 111W WINDS 
20 KT OR LESS. SEAS TO 9 FT IN MIXED SWELL. 
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 

.COLD FRONT NEAR 30N140W. NW OF LINE FROM 30N136W TO 28N140W S 
TO SW WINDS 20 TO 25 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST WEAKENING COLD FRONT FROM 30N133W TO 26N140W. 
W OF LINE FROM 30N132W TO 22N140W WINDS 20 KT OR LESS. SEAS 8 TO 
12 FT IN NW SWELL.
.48 HOUR FORECAST FRONT DISSIPATED. W OF LINE FROM 30N124W TO 
09N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.

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

CONVECTION VALID AT 1500 UTC FRI APR 21...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH FROM 09N84W TO 06N90W TO 05N100W. ITCZ FROM 03N114W TO 
05N120W TO 04N140W. SCATTERED MODERATE ISOLATED STRONG WITHIN 
60 NM OF LINE FROM 03N114W TO 06N123W TO 06N134W. 

$$
.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.