305 
FZPN03 KNHC 310418
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC WED DEC 31 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED DEC 31.
24 HOUR FORECAST VALID 0000 UTC THU JAN  1.
48 HOUR FORECAST VALID 0000 UTC FRI JAN  2.

.WARNINGS.

...STORM WARNING...
.WITHIN 16N94W TO 16N95W TO 15N95W TO 15N94W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 45 TO 50 
KT. SEAS 2.5 TO 4.5 M. WITHIN 16N93W TO 16N95W TO 16N96W TO 
14N97W TO 13N97W TO 13N95W TO 16N93W...INCLUDING THE GULF OF 
TEHUANTEPEC...N TO NE WINDS 30 TO 40 KT. SEAS 2.5 TO 3.0 M. 
WITHIN 13N93W TO 15N93W TO 13N97W TO 16N96W TO 12N103W TO 10N97W 
TO 13N93W NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M. 
.12 HOUR FORECAST WITHIN 15N94W TO 16N94W TO 16N95W TO 14N96W TO
13N96W TO 14N94W TO 15N94W...INCLUDING THE GULF OF 
TEHUANTEPEC...N TO NE WINDS 35 TO 45 KT. SEAS 2.5 TO 3.0 M. 
WITHIN 15N93W TO 16N96W TO 12N104W TO 09N101W TO 08N96W TO 11N92W
TO 15N93W NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M. 
.24 HOUR FORECAST LITTLE CHANGE. 
.36 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 13N97W TO 12N95W TO
13N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE 
WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M. WITHIN 12N96W TO 
12N108W TO 08N106W TO 06N103W TO 07N96W TO 12N96W WINDS 20 KT OR 
LESS. SEAS 2.5 TO 3.0 M IN NE SWELL. 
.48 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO 15N94W 
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 30
KT. SEAS LESS THAN 2.5 M.

.SYNOPSIS AND FORECAST.

.WITHIN 24N113W TO 24N115W TO 23N116W TO 22N116W TO 22N114W TO
24N113W SE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

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

.WITHIN 11N86W TO 11N89W TO 10N89W TO 10N88W TO 10N87W TO
11N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20 TO
25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 11N86W TO 12N87W TO 11N88W TO 10N89W TO
09N88W TO 10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...
NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 12N86W TO 11N88W TO 10N88W TO 10N86W TO
11N86W TO 12N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

.WITHIN 27N127W TO 26N140W TO 17N140W TO 18N129W TO 27N127W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO E SWELL.
.21 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.42 HOUR FORECAST WITHIN 29N134W TO 30N134W TO 30N138W TO
28N139W TO 27N137W TO 29N134W SW TO W WINDS 20 TO 25 KT. SEAS
2.5 TO 3.0 M. WITHIN 30N139W TO 30N140W TO 28N140W TO 29N139W TO
30N139W W TO NW WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. 
.48 HOUR FORECAST WITHIN 30N130W TO 30N140W TO 26N140W TO 
27N133W TO 30N130W W 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 0350 UTC WED DEC 31...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 10N85W TO 06N93W. THE ITCZ 
STRETCHES FROM 06N93W TO 07N107W TO 13N120W. SCATTERED MODERATE
ISOLATED STRONG FROM 09N TO 21N BETWEEN 108W AND 114W. 

$$
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.