373 
FZPN03 KNHC 201557
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC THU APR 20 2023

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 20.
24 HOUR FORECAST VALID 1200 UTC FRI APR 21.
48 HOUR FORECAST VALID 1200 UTC SAT APR 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 30N116W TO 30N121W TO 26N120W TO 24N117W TO 27N113W TO
30N116W NW TO N WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE
WITHIN 24N114W TO 30N122W TO 27N140W TO 08N140W TO 08N128W TO 
24N114W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO N SWELL.
.24 HOUR FORECAST WITHIN 30N119W TO 23N129W TO 24N140W TO 
04N140W TO 08N126W TO 14N122W TO 30N119W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN N SWELL.
.48 HOUR FORECAST WITHIN 29N121W TO 30N122W TO 30N125W TO 
28N126W TO 27N125W TO 28N122W TO 29N121W WINDS 20 KT OR LESS. 
SEAS 8 FT IN NW TO N SWELL. WITHIN 11N122W TO 20N140W TO 04N140W 
TO 07N126W TO 11N122W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N 
TO NE SWELL.

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

CONVECTION VALID AT 1500 UTC THU APR 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH FROM 07N78W TO 07N95W TO 05N110W. ITCZ FROM 
05N110W TO 07N130W. SCATTERED MODERATE WITHIN 120 NM OF THE 
TROUGH AND ITCZ BETWEEN 85W AND 115W.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.