428
FZPN03 KNHC 171430
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SUN AUG 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SUN AUG 17.
24 HOUR FORECAST VALID 1200 UTC MON AUG 18.
48 HOUR FORECAST VALID 1200 UTC TUE AUG 19.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 09N134W TO 09N140W TO 04N140W TO 05N135W TO 06N133W TO
09N134W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE SWELL.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.WITHIN 02S101W TO 00N114W TO 00N120W TO 03.4S120W TO 03.4S101W
TO 02S101W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW
SWELL.
.24 HOUR FORECAST WITHIN 00N99W TO 01S115W TO 03.4S120W TO
03.4S95W TO 00N99W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE
TO S SWELL.
.48 HOUR FORECAST WITHIN 01S103W TO 00N114W TO 01S120W TO
03.4S120W TO 03.4S98W TO 01S103W WINDS 20 KT OR LESS. SEAS 2.5
TO 3.0 M IN SE TO S SWELL.

.30 HOUR FORECAST WITHIN 08N110W TO 05N115W TO 03N114W TO
03N113W TO 04N110W TO 08N110W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 08N109W TO 08N112W TO 07N113W TO
05N113W TO 03N112W TO 04N110W TO 08N109W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN S SWELL.

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

CONVECTION VALID AT 1430 UTC SUN AUG 17...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 10N107W TO 14N118W TO 13N126W. ITCZ
FROM 13N126W TO 10N140W. SCATTERED MODERATE ISOLATED STRONG
FROM 04N TO 10N BETWEEN 80W AND 110W...FROM 06N TO 13N BETWEEN
112W AND 119W...AND FROM 10N TO 15N BETWEEN 123W AND 140W.

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.