High Seas Forecast
Issued by NWS

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526
FZPN03 KNHC 210207
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC FRI NOV 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI NOV 21.
24 HOUR FORECAST VALID 0000 UTC SAT NOV 22.
48 HOUR FORECAST VALID 0000 UTC SUN NOV 23.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 19N134W TO 21N140W TO 09N140W TO 11N133W TO 13N132W TO
19N134W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE
WITHIN 19N123W TO 24N140W TO 04N140W TO 10N122W TO 19N123W WINDS
20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL.
.24 HOUR FORECAST WITHIN 16N126W TO 20N133W TO 20N140W TO
05N140W TO 08N129W TO 13N125W TO 16N126W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN N TO NE SWELL.
.48 HOUR FORECAST CONDITIONS MERGED.

.COLD FRONT FROM 30N120W TO 26N130W TO 26N140W. WITHIN 30N124.5W
TO 30N129.5W TO 29.5N128W TO 29.5N127W TO 30N124.5W N WINDS 20
TO 25 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN 30N121W TO 30N140W
TO 27N140W TO 26N132W TO 27N125W TO 30N121W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN NW TO N SWELL.
.24 HOUR FORECAST DISSIPATING COLD FRONT FROM 30N118W TO 22N125W
TO 21N140W. WITHIN 30N120W TO 30N127W TO 29N125W TO 28N124W TO
29N121W TO 30N120W NW TO N WINDS 20 TO 30 KT. SEAS 3.5 TO 4.5 M.
ELSEWHERE WITHIN 30N117W TO 30N140W TO 21N140W TO 20N134W TO
26N119W TO 30N117W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 M IN NW
SWELL.
.48 HOUR FORECAST COLD FRONT DISSIPATED. WITHIN 30N116W TO
30N140W TO 06N140W TO 13N125W TO 21N117W TO 30N116W WINDS 20 KT
OR LESS. SEAS 2.5 TO 3.5 M IN NW TO N SWELL.

.42 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO
15N95W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS
20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO
15N95W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N 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 0200 UTC FRI NOV 21...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 08N78W TO 09N85W TO 06N99W TO 08N114W. ITCZ
FROM 08N114W TO 07N140W. SCATTERED MODERATE ISOLATED STRONG E OF
85W. SCATTERED MODERATE FROM 03N TO 08N BETWEEN 133W AND 140W.

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.