000
FZPN03 KNHC 272153
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC MON SEP 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MON SEP 27.
24 HOUR FORECAST VALID 1800 UTC TUE SEP 28.
48 HOUR FORECAST VALID 1800 UTC WED SEP 29.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 06N109W TO 08N120W TO 10N121W TO 12N113W TO 10N109W TO
06N109W SW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST WITHIN 09N111W TO 09N114W TO 11N115W TO 
13N113W TO 11N110W TO 09N111W WINDS 20 KT OR LESS. SEAS 8 FT IN S
SWELL.
.30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.18 HOUR FORECAST COLD FRONT FROM 30N132W TO 28N140W. WITHIN 
29N132W TO 27N139W TO 27N140W TO 30N140W TO 30N131W TO 29N132W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO N SWELL.
.24 HOUR FORECAST COLD FRONT FROM 30N129W TO 28N134W THEN 
DISSIPATING TO 27N140W. WITHIN 27N133W TO 26N140W TO 30N140W TO 
30N126W TO 27N133W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO 
N SWELL.
.48 HOUR FORECAST COLD FRONT FROM 30N116W TO 26N131 THEN 
DISSIPATING TO 26N134W. WITHIN 24N121W TO 23N138W TO 30N137W TO 
30N116W TO 24N121W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO 
N SWELL...HIGHEST NE.

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

CONVECTION VALID AT 2145 UTC MON SEP 27...

.SCATTERED MODERATE WITHIN 60 NM OF 17N107W...WITHIN 30 NM OF 
LINE FROM 14N98W TO 16N100W AND WITHIN 30 NM OF 14N125W AND
16N127W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 10N85W TO LOW PRES NEAR 
10N86W 1010 MB THEN TO 13N100W TO LOW PRES NEAR 12N115W 1011 MB 
TO LOW PRES NEAR 12N128W 1010 AND TO 11N137W. AN ITCZ SEGMENT 
BEGINS AT 09N137W AND CONTINUES TO BEYOND 09N140W. SCATTERED 
MODERATE ISOLATED STRONG S OF THE TROUGH FROM 04N TO 08N BETWEEN 
82W AND 86W...WITHIN 180 NM N OF THE TROUGH BETWEEN 104W AND 106W
AND WITHIN 60 NM S OF THE TROUGH BETWEEN 117W AND 120W. SCATTERED
MODERATE WITHIN 120 NM N OF THE TROUGH BETWEEN 121W AND 
126W...WITHIN 120 NM S OF THE TROUGH BETWEEN 107W AND 110W AND 
WITHIN 60 NM S OF THE TROUGH BETWEEN 127W AND 129W.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.