000
FZPN03 KNHC 182102
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SAT OCT 18 2025

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SAT OCT 18.
24 HOUR FORECAST VALID 1800 UTC SUN OCT 19.
48 HOUR FORECAST VALID 1800 UTC MON OCT 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 30N128W TO 30N140W TO 20N140W TO 30N128W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.0 M IN NW SWELL.
.24 HOUR FORECAST WITHIN 30N120W TO 29N134W TO 28N131W TO
29N128W TO 29N124W TO 30N120W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN NW SWELL.
.48 HOUR FORECAST WITHIN 30N128W TO 30N140W TO 28N140W TO
27N137W TO 28N134W TO 30N128W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN NW TO N SWELL.

.36 HOUR FORECAST WITHIN 12N119W TO 12N120W TO 12N122W TO
10N122W TO 10N121W TO 10N120W TO 12N119W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN NW SWELL.
.48 HOUR FORECAST WITHIN 13N122W TO 13N124W TO 12N125W TO
10N125W TO 10N123W TO 11N121W TO 13N122W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN NW SWELL.

.42 HOUR FORECAST WITHIN 16N95W TO 16N96W TO 15N96W TO 15N95W TO
16N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20
TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST LITTLE CHANGE.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

CONVECTION VALID AT 2030 UTC SAT OCT 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM 08N82W TO 1008 MB LOW PRES NEAR 
14N98W TO 11N123W. SURFACE TROUGH ALONG 126W. ITCZ FROM 12N127W 
TO BEYOND 08N140W. SCATTERED MODERATE TO ISOLATED STRONG 
N OF 08N BETWEEN 87W AND 105W. SIMILAR ACTIVITY FROM 08N TO 13N 
AND W OF 109W.

$$
.FORECASTER ERA. NATIONAL HURRICANE CENTER.