464
FZPN03 KNHC 161007
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC THU OCT 16 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC THU OCT 16.
24 HOUR FORECAST VALID 0600 UTC FRI OCT 17.
48 HOUR FORECAST VALID 0600 UTC SAT OCT 18.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.BROAD LOW PRES...INVEST EP91...NEAR 12N97W 1007 MB. WITHIN
14N96W TO 14N98W TO 11N99W TO 11N97W TO 11N96W TO 14N96W WINDS 20
KT OR LESS. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LOW PRES...INVEST EP91...POSSIBLE TROPICAL
CYCLONE...NEAR 12N98W 1006 MB. WITHIN 10N95W TO 11N95W TO 12N97W
TO 10N99W TO 08N99W TO 07N97W TO 10N95W SW WINDS 20 TO 25 KT.
SEAS TO 2.5 M.
.48 HOUR FORECAST LOW PRES...INVEST EP91...POSSIBLE TROPICAL
CYCLONE...NEAR 13N98W 1005 MB. WITHIN 13N97W TO 11N99W TO 10N98W TO
10N96W TO 11N96.5W TO 13N97W S TO SW WINDS 20 TO 25 KT. SEAS 2.5 TO
3 M. WITHIN 16N98W TO 15N99W TO 13N97W TO 15N97W TO 16N98W E TO SE
WINDS 20 TO 25 KT. SEAS TO 2.5 M.

.WITHIN 29N118W TO 30N140W TO 24N140W TO 22N133W TO 23N124W TO
29N118W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN N SWELL.
.24 HOUR FORECAST WITHIN 22N136W TO 28N140W TO 14N140W TO 15N131W TO
8N128W TO 21N132W WINDS 20 KT OR LESS. SEAS 2.5 M IN N TO NE SWELL.
.48 HOUR FORECAST CONDITIONS TO SHIFT W OF AREA.

.WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO 15N95W TO 15N94W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20
TO 25 KT. SEAS LESS THAN 2.5 M.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

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

CONVECTION VALID AT 0945 UTC THU OCT 16...

.LOW PRES NEAR 12N97W 1007 MB...NUMEROUS MODERATE TO STRONG FROM 12N
TO 14N BETWEEN 95.5W AND 98W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH AXIS EXTENDS FROM 11N86W TO LOW PRES NEAR
12N96W 1007 MB TO 09N105W TO 11N114W TO 09N120W TO 09N132W. ITCZ
EXTENDS FROM 09N132W TO 10N140W. SCATTERED MODERATE ISOLATED
STRONG FROM 06N TO 10N BETWEEN 86W AND 92W AND WITHIN 180 NM S OF
THE TROUGH BETWEEN 93W AND 95W. SCATTERED MODERATE FROM 05N TO
10N BETWEEN 81W AND 86W.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.