000
FZPN03 KNHC 181516
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SAT MAR 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SAT MAR 18.
24 HOUR FORECAST VALID 1200 UTC SUN MAR 19.
48 HOUR FORECAST VALID 1200 UTC MON MAR 20.

.WARNINGS.

...GALE WARNING...
.15 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO 15N94W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 30 KT.
SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO 15N94W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 40 
KT. SEAS 8 TO 11 FT. 
.48 HOUR FORECAST WITHIN 16N93W TO 16N95W TO 16N96W TO 14N96W TO
14N94W TO 16N93W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE 
WINDS 25 TO 35 KT. SEAS 8 TO 12 FT. WITHIN 15N94W TO 15N96W TO 
14N99W TO 12N99W TO 11N97W TO 12N93W TO 15N94W NE WINDS 20 TO 30 
KT. SEAS 8 TO 10 FT.

.SYNOPSIS AND FORECAST.

.WITHIN 30N137W TO 30N140W TO 28N140W TO 28N138W TO 30N137W SW
TO W WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.42 HOUR FORECAST WITHIN 12N86W TO 12N88W TO 11N89W TO 10N89W TO
10N87W TO 11N86W TO 12N86W...INCLUDING THE GULF OF PAPAGAYO...NE
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST WITHIN 12N86W TO 12N87W TO 11N88W TO 10N88W TO
10N86W TO 11N86W TO 12N86W...INCLUDING THE GULF OF PAPAGAYO...NE
TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 1515 UTC SAT MAR 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
A SURFACE TROUGH EXTENDS FROM 06N77W TO 08N86W TO 07N93W. THE 
ITCZ EXTENDS FROM 03N111W TO 01N121W TO 00N130W. WIDELY SCATTERED
MODERATE FROM 02S TO 05N BETWEEN 107W AND 123.

$$
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.