000
FZPN03 KNHC 281620
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SAT OCT 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SAT OCT 28.
24 HOUR FORECAST VALID 1200 UTC SUN OCT 29.
48 HOUR FORECAST VALID 1200 UTC MON OCT 30.

.WARNINGS.

...GALE WARNING...
.LOW PRES...EP92...NEAR 11N93W 1006 MB. WITHIN 12N93.5W TO 
12N94W TO 11.5N94W TO 11N94W TO 11N93.5W TO 12N93.5W N WINDS 20 
TO 25 KT. SEAS 8 FT. 
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
11N94W 1004 MB. WITHIN 13N92W TO 13N94W TO 11N95W TO 09N93W TO 
10N92W TO 11N92W TO 13N92W N WINDS 20 TO 30 KT. SEAS 9 TO 11 FT.
WITHIN 11N90W TO 11N91W TO 10N92W TO 09N93W TO 08N91W TO 09N90W 
TO 11N90W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN S TO SW SWELL.
.36 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
11N93W 1002 MB. WITHIN 11.5N93W TO 12N93W TO 11.5N94W TO 11N94W 
TO 11N93W TO 11.5N93W W TO NW WINDS 30 TO 35 KT. SEAS 9 TO 12 FT.
WITHIN 13N90W TO 13N94W TO 10N95W TO 07N93W TO 08N90W TO 10N89W 
TO 13N90W S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. 
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
12N93W 1000 MB. WITHIN 13N92W TO 13N93W TO 12N93W TO 11N93W TO 
12N92W TO 13N92W NE TO E WINDS 30 TO 40 KT. SEAS 12 TO 16 FT. 
WITHIN 13N90W TO 14N92W TO 13N95W TO 07N93W TO 06N92W TO 09N88W 
TO 13N90W SW WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.

.SYNOPSIS AND FORECAST.

.WITHIN 16N94W TO 16N95W TO 14N96W TO 14N95W TO 15N94W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO 30
KT. SEAS 8 FT. 
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO 14N95W TO
15N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 
20 TO 25 KT. SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO 15N94W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT.

.WITHIN 15N133W TO 16N140W TO 10N140W TO 11N135W TO 15N133W
WINDS 20 KT OR LESS. SEAS 8 FT IN N TO NE SWELL.
.06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT. 

.WITHIN 30N119W TO 30N123W TO 29N122W TO 29N120W TO 30N119W
WINDS 20 KT OR LESS. SEAS 8 FT IN NW TO N SWELL.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.27 HOUR FORECAST WITHIN 31N113W TO 32N115W TO 31N115W TO
30N115W TO 30N114W TO 30N113W TO 31N113W...INCLUDING THE GULF OF
CALIFORNIA... NW TO N WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST WITHIN 31N113W TO 32N115W TO 30N114W TO 29N113W
TO 27N112W TO 28N111W TO 31N113W...INCLUDING THE GULF OF 
CALIFORNIA... NW TO N WINDS 20 TO 30 KT. SEAS TO 8 FT.

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

CONVECTION VALID AT 1550 UTC SAT OCT 28...

.LOW PRES...EP92...NEAR 11N93W...NUMEROUS MODERATE ISOLATED 
STRONG FROM 08N TO 14N BETWEEN 91W AND 99W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM NICARAGUA NEAR 11.5N86W TO LOW
PRESSURE...EP92...NEAR 11N93W TO LOW PRESSURE NEAR 07N118W TO 
05N123W TO 07N134W TO 06N139W. SCATTERED MODERATE FROM 01N TO 
10N E OF 87W...FROM 04N TO 09N BETWEEN 115W AND 121W...AND FROM 
04N TO 09N BETWEEN 127W AND 137W.

$$
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.