773
FZPN03 KNHC 181523
HSFEP2

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 27N133W TO 30N129W TO 30N140W TO 17N140W TO 23N137W TO
27N133W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW SWELL.
.24 HOUR FORECAST WITHIN 30N121W TO 30N138W TO 25N139W TO
24N134W TO 26N127W TO 30N121W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN NW SWELL.
.48 HOUR FORECAST WITHIN 30N131W TO 30N140W TO 28N140W TO
29N134W TO 30N131W AND WITHIN 11N136W TO 12N137W TO 12N140W TO
09N140W TO 09N138W TO 10N136W TO 11N136W 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 15N122W TO 14N124W TO 11N124W TO
10N122W TO 11N120W TO 15N122W NE TO E WINDS 20 TO 25 KT. SEAS
2.5 TO 3.0 M.

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

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

CONVECTION VALID AT 1500 UTC SAT OCT 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM THE COAST OF PANAMA NEAR 09N84W TO 1008 MB
LOW PRES NEAR 13N99W TO 09N135W. ITCZ CONTINUES FROM THAT POINT
TO BEYOND 08N140W. SCATTERED MODERATE TO ISOLATED STRONG
N OF 09N BETWEEN 87W AND 105W. SIMILAR ACTIVITY FROM 07N TO 12N
AND W OF 125W.

$$
.FORECASTER ERA. NATIONAL HURRICANE CENTER.