000
FZPN03 KNHC 180301
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC TUE APR 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC TUE APR 18.
24 HOUR FORECAST VALID 0000 UTC WED APR 19.
48 HOUR FORECAST VALID 0000 UTC THU APR 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 30N119W TO 30N122W TO 29N121W TO 29N120W TO 30N119W
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL.
.24 HOUR FORECAST WITHIN 29N115W TO 29N127W TO 30N140W TO 
27N140W TO 29N127W TO 25N119W TO 29N115W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN NW TO N SWELL.
.48 HOUR FORECAST WITHIN 27N115W TO 29N115W TO 30N116W TO 
28N115W TO 26N115W TO 27N114W TO 27N115W...INCLUDING SEBASTIAN 
VIZCAINO BAY AND WITHIN 60 NM OF SHORE...NW TO N WINDS 20 TO 25 
KT. SEAS 8 TO 9 FT IN NW SWELL. ELSEWHERE WITHIN 24N115W TO 
29N115W TO 30N131W TO 25N140W TO 06N140W TO 24N115W WINDS 20 KT 
OR LESS. SEAS 8 TO 11 FT IN NW TO N SWELL.

.WITHIN 11N119W TO 12N129W TO 14N140W TO 06N140W TO 04N130W TO
07N121W TO 11N119W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO
NE SWELL.
.24 HOUR FORECAST WITHIN 12N137W TO 12N140W TO 05N140W TO 
05N136W TO 08N134W TO 12N137W WINDS 20 KT OR LESS. SEAS 8 FT IN 
MIXED N AND NE SWELL.
.48 HOUR FORECAST CONDITIONS TO MERGE WITH AREA OF NW TO N SWELL
DESCRIBED ABOVE.

.GULF OF TEHUANTEPEC N OF 15N N WINDS 20 TO 25 KT. SEAS LESS THAN
8 FT. WITHIN 13N95W TO 14N95W TO 14N96W TO 13N97W TO 13N96W TO 
13N95W WINDS 20 KT OR LESS. SEAS 8 FT IN N TO NE SWELL.
.15 HOUR FORECAST CONDITIONS IMPROVE. 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 0220 UTC TUE APR 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
A SURFACE TROUGH EXTENDS FROM 10N74.5W TO 02N82W TO 07.5N89W TO 
02.5N105W. ITCZ CONTINUES FROM 02.5N105W TO LOW PRES 1010 MB 
NEAR 07N120W THEN TO 01N140W. SCATTERED MODERATE TO STRONG 
CONVECTION FROM 03N TO 07.5N BETWEEN 83.5W AND 94W...FROM 04N TO
10N BETWEEN 114W AND 125W...AND S OF 00.5S BETWEEN 116W AND 
120W.

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.