397 
FZPN03 KNHC 181447
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC MON DEC 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MON DEC 18.
24 HOUR FORECAST VALID 1200 UTC TUE DEC 19.
48 HOUR FORECAST VALID 1200 UTC WED DEC 20.

.WARNINGS.

...GALE WARNING...
.WITHIN 16N94W TO 16N95W TO 15N95W TO 15N94W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 30 TO 35 
KT. SEAS 8 TO 11 FT. ELSEWHERE WITHIN 15N94W TO 16N94W TO 16N95W
TO 13N96W TO 13N95W TO 15N94W N TO NE WINDS 20 TO 30 KT. SEAS 8 
TO 9 FT. REMAINDER AREA WITHIN 12N94W TO 15N94W TO 11N103W TO 
09N104W TO 06N101W TO 07N98W TO 12N94W WINDS 20 KT OR LESS. SEAS
8 TO 9 FT IN NE SWELL.
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N96W TO 14N96W TO
14N95W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE 
WINDS 30 TO 40 KT. SEAS 9 TO 15 FT. ELSEWHERE WITHIN 16N93W TO 
16N97W TO 13N99W TO 12N99W TO 11N97W TO 13N93W TO 16N93W N TO NE
WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
.48 HOUR FORECAST WITHIN 16N95W TO 15N96W TO 14N96W TO 15N95W TO
16N95W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE WINDS 30 
TO 35 KT. SEAS 9 TO 12 FT. ELSEWHERE WITHIN 15N94W TO 16N95W TO 
16N96W TO 13N98W TO 13N96W TO 15N94W N TO NE WINDS 20 TO 30 KT. 
SEAS 8 TO 10 FT. REMAINDER AREA WITHIN 16N94W TO 12N106W TO 
06N104W TO 05N92W TO 16N94W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN NE SWELL.

.SYNOPSIS AND FORECAST.

.WITHIN 11N86W TO 12N87W TO 11N88W TO 10N88W TO 10N87W 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 12N87W TO 10N90W TO 09N90W TO
08N89W TO 09N87W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...
NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST WITHIN 10N86W TO 12N86W TO 10N90W TO 09N91W TO
07N89W TO 10N86W...INCLUDING THE GULF OF PAPAGAYO... NE WINDS 20
TO 30 KT. SEAS 8 TO 11 FT.

.WITHIN 25N117W TO 30N123W TO 30N140W TO 03N140W TO 07N120W TO
25N117W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW SWELL.
.24 HOUR FORECAST WITHIN 17N118W TO 20N125W TO 20N140W TO 
00N140W TO 00N122W TO 07N115W TO 17N118W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN NW SWELL.
.48 HOUR FORECAST WITHIN 13N120W TO 11N140W TO 00N140W TO 
01S120W TO 06N108W TO 13N120W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN NW SWELL.

.24 HOUR FORECAST WITHIN 30N126W TO 30N139W TO 27N135W TO 
27N129W TO 30N126W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW
SWELL.
.48 HOUR FORECAST WITHIN 30N126W TO 30N140W TO 27N140W TO 
27N136W TO 29N128W TO 30N126W WINDS 20 KT OR LESS. SEAS 8 TO 11 
FT IN NW SWELL.

.36 HOUR FORECAST WITHIN 09N79W TO 08N80W TO 08N80W TO 07N80W TO
07N80W TO 07N79W TO 09N79W...INCLUDING THE GULF OF PANAMA AND
NEAR THE AZUERO PENINSULA... N WINDS 20 TO 25 KT. SEAS LESS THAN
8 FT.
.48 HOUR FORECAST WITHIN 07N79W TO 08N79W TO 08N80W TO 07N81W TO
05N81W TO 06N80W TO 07N79W...INCLUDING THE GULF OF PANAMA AND
NEAR THE AZUERO PENINSULA... N TO NE WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT.

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

CONVECTION VALID AT 1445 UTC MON DEC 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 06N97W. ITCZ FROM 06N97W TO 
07N128W TO 07N140W. SCATTERED MODERATE FROM 01N TO 10N BETWEEN 
115W AND 130W. 

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.