High Seas Forecast
Issued by NWS

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107
FZPN03 KNHC 180347
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC TUE NOV 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC TUE NOV 18.
24 HOUR FORECAST VALID 0000 UTC WED NOV 19.
48 HOUR FORECAST VALID 0000 UTC THU NOV 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 30N121W TO 30N135W TO 27N133W TO 27N127W TO 30N121W
WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN NW SWELL.
.24 HOUR FORECAST WITHIN 30N116W TO 30N132W TO 23N129W TO
23N125W TO 26N119W TO 30N116W WINDS 20 KT OR LESS. SEAS 2.5 TO
4.5 M IN NW TO N SWELL.
.48 HOUR FORECAST WITHIN 27N117W TO 30N119W TO 30N126W TO
28N128W TO 24N126W TO 25N119W TO 27N117W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN NW TO N SWELL.

.09 HOUR FORECAST WITHIN 31N113W TO 32N115W TO 31N115W TO
30N115W TO 30N114W TO 31N113W...INCLUDING THE GULF OF
CALIFORNIA... SW WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 31N113W TO 32N115W TO 31N115W TO
30N115W TO 30N114W TO 31N113W...INCLUDING THE GULF OF
CALIFORNIA... SW WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.12 HOUR FORECAST WITHIN 01S119W TO 01S120W TO 03.4S120W TO
03.4S117W TO 01S119W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN W
TO NW SWELL.
.24 HOUR FORECAST WITHIN 02S117W TO 01S118W TO 01S120W TO
01S120W TO 03.4S120W TO 03.4S117W TO 02S117W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.0 M IN SW SWELL.
.33 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.33 HOUR FORECAST WITHIN 14N137W TO 15N139W TO 15N140W TO
12N140W TO 12N138W TO 14N137W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN NE SWELL.
.48 HOUR FORECAST WITHIN 19N128W TO 20N128W TO 21N140W TO
10N140W TO 17N134W TO 19N128W NE TO E WINDS 20 TO 25 KT. SEAS
2.5 TO 3.0 M.

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

CONVECTION VALID AT 0340 UTC TUE NOV 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 08N78W TO 11N100W TO 08N123W.
THE ITCZ STRETCHES FROM 08N123W TO 08N140W. SCATTERED MODERATE
FROM 03N TO 10N BETWEEN 119W AND 140W.

$$
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.