High Seas Forecast
Issued by NWS

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
737
FZPN03 KNHC 150857
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC WED OCT 15 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED OCT 15.
24 HOUR FORECAST VALID 0600 UTC THU OCT 16.
48 HOUR FORECAST VALID 0600 UTC FRI OCT 17.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES...INVEST EP91...NEAR 12N94W 1007 MB. WINDS 20 KT OR
LESS. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LOW PRES...INVEST EP91...POSSIBLE TROPICAL
CYCLONE...NEAR 12.5N96W 1006 MB. WITHIN 12N94W TO 11N96W TO 10N97W
TO 09N96W TO 09N95W TO 10N94W TO 11N96W S TO SW WINDS 20 TO 25 KT.
SEAS TO 2.5 M.
.48 HOUR FORECAST LOW PRES...INVEST EP91...POSSIBLE TROPICAL
CYCLONE...NEAR 13N96W 1005 MB. WITHIN 14N94W TO 14N95W TO 14N96W TO
13N97W TO 12N95W TO 14N94W WINDS 20 TO 30 KT. SEAS 2.5 TO 3 M.
WITHIN 12N95W TO 10N98W TO 08N100W TO 06N102W TO 06N99W TO 08N95W TO
12N95W WINDS 20 KT OR LESS. SEAS 2.5 IN S TO SW SWELL.

.COLD FRONT FROM 30N117W TO 26N126W TO 30N135W. WITHIN 30N119W TO
30N140W TO 27N135W TO 26N130W TO 27N122W TO 30N119W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3 M IN NW TO N SWELL.
.24 HOUR FORECAST DISSIPATING COLD FRONT FROM 25N113W TO 23N127W TO
26N140W. WITHIN 28N117W TO 30N140W TO 17N140W TO 21N125W TO 28N117W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN DECAYING NW TO N SWELL.
.48 HOUR FORECAST COLD FRONT DISSIPATED. WITHIN 20N133W TO 29N140W
TO 13N140W TO 14N131W TO 17N127W TO 20N133W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3 M IN DECAYING N TO NE SWELL.

.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 30
KT. SEAS TO 2.5 M.
.24 HOUR FORECAST WITHIN 16N95W TO 16N96W TO 15N96W TO 15N95W TO
15N94W TO 16N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.39 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 0845 UTC WED OCT 15...

.SCATTERED MODERATE ISOLATED STRONG WITHIN 60 NM OF 08N79W.

.SCATTERED MODERATE WITHIN 30 NM OF 09N85W AND OF 12N105W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 11N86W TO LOW PRES...INVEST
EP91...NEAR 12N94W 1007 MB TO 10N103W TO 11N113W TO 08N121W.
ITCZ EXTENDS FROM 08N121W TO 07N128W TO 11N135W TO 11N140W.
SCATTERED MODERATE ISOLATED STRONG FROM 06N TO 09N BETWEEN 94W
AND 101W.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.