889 
FZPN03 KNHC 172021
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SUN DEC 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC SUN DEC 17.
24 HOUR FORECAST VALID 1800 UTC MON DEC 18.
48 HOUR FORECAST VALID 1800 UTC TUE DEC 19.

.WARNINGS.

...GALE WARNING...
.WITHIN 15N95W TO 16N95W TO 15N96W TO 14N96W TO 14N95W TO
15N95W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE WINDS 30
TO 40 KT. SEAS 9 TO 13 FT. ELSEWHERE WITHIN 16N94W TO 16N96W TO 
12N101W TO 10N100W TO 11N95W TO 12N94W TO 16N94W N TO NE WINDS 
20 TO 30 KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST WITHIN 16.5N94.5W TO 16N95W TO 15.5N95.5W TO 
15N95.5W TO 14.5N95W TO 15.5N94.5W TO 16.5N94.5W...INCLUDING THE 
GULF OF TEHUANTEPEC... N WINDS 30 TO 35 KT. SEAS 8 TO 11 FT.
ELSEWHERE WITHIN 15N94W TO 16N95W TO 15N95W TO 14N96W TO 13N96W 
TO 14N95W TO 15N94W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
REMAINDER AREA WITHIN 11N100W TO 13N93W TO 15N95W TO 11N105W TO 
08N105W TO 07N103W TO 11N100W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN NE SWELL.
.48 HOUR FORECAST WITHIN 16N95W TO 14N96W TO 14N95W TO 15N95W TO
16N95W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE WINDS 30 
TO 40 KT. SEAS 8 TO 13 FT. ELSEWHERE WITHIN 15N94W TO 16N95W TO 
12N99W TO 12N97W TO 14N94W TO 15N94W N TO NE WINDS 20 TO 30 KT. 
SEAS 9 TO 11 FT. REMAINDER AREA WITHIN 15N94W TO 15N96W TO 
12N100W TO 10N99W TO 10N96W TO 12N94W TO 15N94W WINDS 20 KT OR 
LESS. SEAS 8 TO 10 FT IN NE SWELL.

.SYNOPSIS AND FORECAST.

.WITHIN 30N130W TO 30N134W TO 28N136W TO 26N135W TO 26N133W TO
30N130W SW WINDS 20 TO 30 KT. SEAS 14 TO 16 FT. ELSEWHERE WITHIN
30N122W TO 30N140W TO 06N140W TO 10N129W TO 30N122W WINDS 20 KT
OR LESS. SEAS 8 TO 14 FT IN NW SWELL...HIGHEST N OF 18N W OF 
128W.
.24 HOUR FORECAST WITHIN 24N116W TO 30N123W TO 30N140W TO 
00N138W TO 08N119W TO 24N116W WINDS 20 KT OR LESS. SEAS 8 TO 11 
FT IN NW SWELL.
.48 HOUR FORECAST WITHIN 13N113W TO 18N140W TO 00N140W TO 
00N122W TO 08N110W TO 13N113W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN NW SWELL. WITHIN 30N132.5W TO 30N137W TO 29.5N136.5W TO 
29.5N136W TO 29.5N134.5W TO 30N133W TO 30N132.5W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN NW SWELL.

.12 HOUR FORECAST WITHIN 11N86W TO 11N87W TO 11N88W TO 10N87W TO
10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 11N86W TO 12N86W TO 11N88W TO 10N88W TO
09N88W TO 10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...
NE TO E WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 10N86W TO 11N86W TO 10N90W TO 08N91W TO
07N90W TO 08N88W TO 10N86W...INCLUDING THE GULF OF PAPAGAYO...
NE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.

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

CONVECTION VALID AT 2015 UTC SUN DEC 17...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N83W TO 06N96W. ITCZ FROM 06N96W TO 
04N131W TO 07N140W. SCATTERED MODERATE FROM 03N TO 08N BETWEEN 
83W AND 90W...AND WITHIN 60 NM OF THE ITCZ BETWEEN 103W AND 
134W.

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.