000
FZPN03 KNHC 190923
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC TUE DEC 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC TUE DEC 19.
24 HOUR FORECAST VALID 0600 UTC WED DEC 20.
48 HOUR FORECAST VALID 0600 UTC THU DEC 21.

.WARNINGS.

...GALE WARNING...
.WITHIN 16N95W TO 16N96W TO 15N96W TO 14N96W TO 14N95W TO 15N94W
TO 16N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30
TO 40 KT. SEAS 11 TO 15 FT. ELSEWHERE WITHIN 16N94W TO 16N96W TO
14N97W TO 12N98W TO 11N96W TO 13N94W TO 16N94W N TO NE WINDS 25 
TO 30 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST WITHIN 16N94.5W TO 16N95W TO 15.5N95.5W TO 
15N95.5W TO 14.5N95W TO 15N94.5W TO 16N94.5W...INCLUDING THE GULF
OF TEHUANTEPEC...N TO NE WINDS 30 TO 40 KT. SEAS 10 TO 13 FT. 
ELSEWHERE WITHIN 15N94W TO 16N94W TO 16N95W TO 14N98W TO 13N97W 
TO 13N95W TO 15N94W NE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. 
REMAINDER OF WITHIN 15N93W TO 14N121W TO 19N140W TO 00N140W TO 
03.4S114W TO 08N90W TO 15N93W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN NW TO N SWELL.
.48 HOUR FORECAST WITHIN 16N94.5W TO 16N95W TO 16N95.5W TO 
15N95.5W TO 14.5N95W TO 15N94.5W TO 16N94.5W...INCLUDING THE GULF
OF TEHUANTEPEC...N TO NE WINDS 30 TO 35 KT. SEAS 8 TO 12 FT. 
ELSEWHERE WITHIN 16N94W TO 16N95W TO 15N97W TO 13N96W TO 12N96W 
TO 14N94W TO 16N94W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. 
REMAINDER OF WITHIN 10N90W TO 14N101W TO 07N117W TO 03.4S120W TO 
03.4S104W TO 05N91W TO 10N90W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN MIXED NE AND NW SWELL.

.SYNOPSIS AND FORECAST.

.WITHIN 20N115W TO 21N140W TO 00N140W TO 00N130W TO 08N115W TO
20N115W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO N SWELL.
.24 HOUR FORECAST CONDITIONS TO MERGE WITH THOSE DESCRIBED ABOVE
UNDER WARNINGS.
.48 HOUR FORECAST WITHIN 13N133W TO 17N135W TO 19N140W TO 
05N140W TO 06N133W TO 13N133W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN NW TO N SWELL.

.18 HOUR FORECAST COLD FRONT OVER FAR NW PART OF AREA. WITHIN 
30N130W TO 30N140W TO 28N140W TO 29N133W TO 30N130W WINDS 20 KT 
OR LESS. SEAS 8 TO 9 FT IN NW TO N SWELL.
.24 HOUR FORECAST COLD FRONT FROM 30N133W TO 28N140W. WITHIN 
30N130W TO 30N140W TO 28N140W TO 28N133W TO 29N129W TO 30N130W 
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW TO N SWELL.
.48 HOUR FORECAST COLD FRONT FROM 30N122W TO 23N140W. WITHIN 
30N121W TO 30N140W TO 22N140W TO 22N133W TO 26N123W TO 30N121W 
WINDS 20 KT OR LESS...EXCEPT NW TO N 20 TO 25 KT N OF 30N BETWEEN
128W AND 133W. SEAS 10 TO 12 FT IN NW TO N SWELL...EXCEPT 11 TO 
15 FT N OF 27N BETWEEN 125W AND 133W.

.WITHIN 11N86W TO 12N86W TO 11N88W TO 10N88W TO 09N87W TO 10N86W
TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO
30 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 11N86W TO 12N89W TO 10N90W TO 08N90W TO
09N87W TO 10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... 
NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. 
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 07N79W TO 08N80W TO 08N80W TO 06N81W TO 06N79W TO 07N79W
TO 07N79W...INCLUDING THE GULF OF PANAMA AND NEAR THE AZUERO
PENINSULA...N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 08N79W TO 07N80W TO 08N82W TO 05N81W TO
05N80W TO 05N79W TO 08N79W...INCLUDING THE GULF OF PANAMA AND 
NEAR THE AZUERO PENINSULA...N TO NE WINDS 20 TO 25 KT. SEAS LESS 
THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

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

CONVECTION VALID AT 0915 UTC TUE DEC 19...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 08N79W TO 07N86W TO 04N96W TO 
05N106W. THE ITCZ EXTENDS FROM 05N106W TO 08N116W TO 06N131W TO 
07N140W. SCATTERED MODERATE TO STRONG WITHIN 180 NM S OF THE 
ITCZ BETWEEN 119W AND 121W AND WITHIN 120 NM S OF THE ITCZ 
BETWEEN 136W AND 140W. SCATTERED MODERATE ISOLATED STRONG WITHIN 
60 NM S OF THE ITCZ BETWEEN 113W AND 117W. SCATTERED MODERATE 
WITHIN 60 NM N OF THE TROUGH BETWEEN 91W AND 95W AND BETWEEN 
104W AND 107W.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.