773 
FZPN03 KNHC 281615
HSFEP2

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

.WARNINGS.

...GALE WARNING...
.WITHIN 30N135W TO 30N140W TO 27N140W TO 28N138W TO 29N136W TO
30N135W SW WINDS 20 TO 30 KT. SEAS 17 TO 20 FT IN MIXED WIND
WAVES AND NW SWELL. WITHIN 30N123W TO 30N135W TO 26N140W TO 
14N140W TO 21N129W TO 30N123W WINDS 20 KT OR LESS. SEAS 12 TO 20
FT IN NW SWELL. WITHIN 15N109W TO 30N122W TO 13N140W TO 01N139W 
TO 03.4S120W TO 02S109W TO 15N109W WINDS 20 KT OR LESS. SEAS 8 TO
12 FT IN NW SWELL.
.06 HOUR FORECAST WITHIN 30N137W TO 30N140W TO 29N140W TO 
29N139W TO 30N137W SW TO W WINDS 30 TO 35 KT. SEAS 18 TO 22 FT IN
MIXED WIND WAVES AND NW SWELL. WITHIN 29N132W TO 30N131W TO 
30N137W TO 28N140W TO 26N140W TO 26N136W TO 29N132W S TO SW WINDS
20 TO 30 KT. SEAS 15 TO 20 FT IN MIXED WIND WAVES AND NW SWELL. 
WITHIN 30N120W TO 30N131W TO 25N140W TO 12N140W TO 15N132W TO 
21N126W TO 30N120W WINDS 20 KT OR LESS. SEAS 12 TO 18 FT IN NW 
SWELL. WITHIN 20N118W TO 30N117W TO 06N140W TO 00N136W TO 03S116W
TO 01N105W TO 20N118W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW
SWELL.
.24 HOUR FORECAST COLD FRONT FROM 30N130W TO 22N139W. WITHIN 
30N126W TO 30N130W TO 28N132W TO 27N129W TO 28N127W TO 30N126W SW
TO W WINDS 20 TO 25 KT. SEAS 14 TO 18 FT IN MIXED WIND WAVES AND
NW SWELL. WITHIN 30N130W TO 30N140W TO 28N140W TO 27N135W TO 
27N133W TO 30N130W W TO NW WINDS 20 TO 30 KT. SEAS 20 TO 26 FT. 
WITHIN 24N115W TO 30N116W TO 27N140W TO 06N140W TO 10N124W TO 
24N115W...INCLUDING SEBASTIAN VIZCAINO BAY...WINDS 20 KT OR LESS.
SEAS 12 TO 18 FT IN NW SWELL. WITHIN 13N110W TO 26N114W TO 
10N122W TO 00N140W TO 03S106W TO 04N102W TO 13N110W...INCLUDING 
WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN 
NW SWELL.
.48 HOUR FORECAST COLD FRONT FROM 30N120W TO 23N123W. WITHIN 
19N122W TO 30N119W TO 30N140W TO 08N140W TO 06N123W TO 08N117W TO
19N122W WINDS 20 KT OR LESS. SEAS 12 TO 18 FT IN NW SWELL. 
WITHIN 21N107W TO 30N118W TO 17N121W TO 00N140W TO 08N116W TO 
03.4S107W TO 21N107W...INCLUDING NEAR CABO CORRIENTES AND 
SEBASTIAN VIZCAINO BAY AND WITHIN 60 NM OF SHORE...WINDS 20 KT OR
LESS. SEAS 8 TO 12 FT IN NW SWELL.

...GALE WARNING...
.06 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N96W TO 14N95W TO
14N94W TO 15N93W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC... NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N96W TO 14N95W TO
14N94W TO 15N93W TO 16N94W...INCLUDING THE GULF OF 
TEHUANTEPEC... N WINDS 30 TO 40 KT. SEAS TO 8 FT.
.48 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO 15N94W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 25 TO 35 
KT. SEAS TO 8 FT. WITHIN 15N94W TO 15N96W TO 14N96W TO 13N96W TO 
13N95W TO 15N94W N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.

.SYNOPSIS AND FORECAST.

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

CONVECTION VALID AT 1530 UTC THU DEC 28...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM THE COLOMBIA-PANAMA BORDER NEAR 
08N78W TO 05N95W. THE ITCZ EXTENDS FROM 05N95W TO BEYOND 
05N140W. SCATTERED MODERATE CONVECTION IS OCCURRING FROM 05N-10N
BETWEEN 125W-135W AND FROM 04N-08N EAST OF 89W.

$$
.FORECASTER LANDSEA. NATIONAL HURRICANE CENTER.