000
FZPN03 KNHC 201615
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SAT SEP 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SAT SEP 20.
24 HOUR FORECAST VALID 1200 UTC SUN SEP 21.
48 HOUR FORECAST VALID 1200 UTC MON SEP 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 13N97.5W. WITHIN 15N95W TO 16N95W TO 16N96W TO 
15N97W TO 14N98W TO 15N96W TO 15N95W NE TO E WINDS 20 TO 25 KT. 
SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
14N99W 1007 MB. WITHIN 16N97W TO 16N98W TO 15N99W TO 15N97W TO 
16N97W E TO SE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M IN E SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
16N102W 1003 MB. WITHIN 17N101W TO 17N102W TO 16N103W TO 15N102W
TO 16N101W TO 17N101W E TO SE WINDS 20 TO 30 KT. SEAS 2.5 TO 4.0
M IN MIXED SWELL.

.WITHIN 30N120W TO 30N140W TO 24N140W TO 27N132W TO 25N125W TO
26N121W TO 30N120W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N
SWELL.
.12 HOUR FORECAST CONDITIONS IMPROVE. 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 1200 UTC SAT SEP 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10.5N86W TO A 1008 MB LOW PRES NEAR 
13N97.5W...EP97..TO 18N109W...AND FROM 14N117W TO 12N136W. ITCZ 
FROM 12N136W TO BEYOND 11N140W. NUMEROUS MODERATE TO STRONG FROM 
12N TO 16N BETWEEN 91W TO 101W. SCATTERED MODERATE FROM 06N TO 
09N BETWEEN 83W AND 88W...10N TO 18N BETWEEN 101W AND 107W...08N 
TO 10N BETWEEN 122W AND 126W...AND 09N TO 12N W OF 137W. 

$$
.FORECASTER ADAMS. NATIONAL HURRICANE CENTER.