000
FZPN03 KNHC 171549
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SUN SEP 17 2023

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SEP 17.
24 HOUR FORECAST VALID 1200 UTC MON SEP 18.
48 HOUR FORECAST VALID 1200 UTC TUE SEP 19.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 18N138W TO 19N138W TO 19N140W TO 13N140W TO 14N139W TO
16N138W TO 18N138W WINDS 20 KT OR LESS. SEAS 8 FT IN E SWELL.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.WITHIN 02N106W TO 02N113W TO 00N121W TO 03.4S120W TO 03.4S99W
TO 02N106W WINDS 20 KT OR LESS. SEAS 8 FT IN SE SWELL.
.24 HOUR FORECAST WITHIN 02S108W TO 02S114W TO 03S120W TO
03.4S120W TO 03.4S107W TO 02S108W WINDS 20 KT OR LESS. SEAS 8
FT IN SE SWELL.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.18 HOUR FORECAST WITHIN 16N95W TO 15N96W TO 15N95W TO 15N94W TO
16N95W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST LITTLE CHANGE. 
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.42 HOUR FORECAST WITHIN 19N119W TO 19N123W TO 18N128W TO
15N130W TO 14N128W TO 16N119W TO 19N119W NE WINDS 20 TO 25 KT.
SEAS 8 FT.
.48 HOUR FORECAST WITHIN 19N120W TO 19N131W TO 17N135W TO
14N133W TO 15N117W TO 16N115W TO 19N120W NE WINDS 20 TO 25 KT.
SEAS 8 TO 9 FT.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

CONVECTION VALID AT 1500 UTC SUN SEP 17...

.TROPICAL WAVE ALONG 110W S OF 17N. SCATTERED MODERATE AND 
ISOLATED STRONG FROM 04N-16N BETWEEN 106W-116W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N86W TO 11N134W. SCATTERED MODERATE FROM 
03N TO 17N AND E OF 136W.

$$
.FORECASTER ERA. NATIONAL HURRICANE CENTER.