000
FZPN03 KNHC 192015
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SUN SEP 19 2021

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC SUN SEP 19.
24 HOUR FORECAST VALID 1800 UTC MON SEP 20.
48 HOUR FORECAST VALID 1800 UTC TUE SEP 21.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.12 HOUR FORECAST COLD FRONT FROM 30N133W TO 29.5N139W. WITHIN 
28N138W TO 28N140W TO 30N140W TO 30N135W TO 28N138W WINDS 20 KT 
OR LESS. SEAS 8 FT IN NW TO N SWELL.
.24 HOUR FORECAST DISSIPATING COLD FRONT FROM 30N126W TO 29N130W
TO 29N139W. WITHIN 29N129W TO 29N131W TO 29N134W TO 30N137W TO 
30N125W TO 29N129W WINDS 20 KT OR LESS. SEAS 8 FT IN NW TO N 
SWELL.
.48 HOUR FORECAST COLD FRONT DISSIPATED. WITHIN 29N120W TO 
29N123W TO 28N124W TO 30N128W TO 30N120W TO 29N120W WINDS 20 KT 
OR LESS. SEAS 8 FT IN NW TO N SWELL.

.24 HOUR FORECAST WITHIN 10N109W TO 11N110W TO 12N110W TO
12N109W TO 11N109W TO 10N109W S WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.
.48 HOUR FORECAST WITHIN 12N114W TO 12N115W TO 13N116W TO
15N115W TO 14N114W TO 12N114W S TO SW WINDS 20 TO 25 KT. SEAS
TO 8 FT.

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

CONVECTION VALID AT 1900 UTC SUN SEP 19...

.TROUGH FROM LOW PRES NEAR 11.5N114W TO 16N113W TO 19N107W... 
SCATTERED MODERATE ISOLATED STRONG WITHIN 75 NM NW OF TROUGH.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 11N75W TO 08N90W TO LOW PRES NEAR 11.5N114W 
TO 09N120W TO 11N140W. SCATTERED MODERATE ISOLATED STRONG FROM 
05N TO 08N BETWEEN 80W AND 93W...FROM 04N TO 13N BETWEEN 93W AND
99W...AND FROM 04N TO 19N BETWEEN 104W AND 110W. SCATTERED 
MODERATE FROM 09N TO 11N BETWEEN 86W AND 90W...FROM 07N TO 11N
BETWEEN 116W AND 122W...AND FROM 06N TO 10N BETWEEN 125W AND 
132W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.