000
FZPN03 KNHC 062143
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC FRI APR 6 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI APR 6.
24 HOUR FORECAST VALID 1800 UTC SAT APR  7.
48 HOUR FORECAST VALID 1800 UTC SUN APR  8.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT APPROACHING FROM THE WEST NEAR 30N140W. FROM 28N TO 
30N BETWEEN 135W AND 140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN
NW SWELL. 
.24 HOUR FORECAST COLD FRONT FROM 30N127W TO 25N140W. N OF FRONT
WINDS 20 KT OR LESS. SEAS TO 9 FT IN NW SWELL. 
.48 HOUR FORECAST FRONT E OF AREA. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.30 HOUR FORECAST COLD FRONT APPROACHING FROM NW. N OF 29N E OF 
117W NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST COLD FRONT FROM 31N113W TO 27.5N116W TO 
26N125W. N OF FRONT E OF 120W NW TO N WINDS 20 TO 25 KT. SEAS 8
TO 9 FT.

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

CONVECTION VALID AT 2100 UTC FRI APR 6...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH EXTENDS FROM 08N81W TO 04N95W. ITCZ FROM 04N95W 
TO 07N120W TO BEYOND 03N140W. SCATTERED MODERATE WITHIN 90 NM 
EITHER SIDE OF THE SURFACE TROUGH BETWEEN 82W AND 95W. SCATTERED 
MODERATE N OF THE ITCZ WEST OF 118W. 

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.