000
FZPN03 KNHC 172202
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC THU DEC 17 2020

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU DEC 17.
24 HOUR FORECAST VALID 1800 UTC FRI DEC 18.
48 HOUR FORECAST VALID 1800 UTC SAT DEC 19.

.WARNINGS.

...GALE WARNING...
.WITHIN 14N94W TO 15N95W TO 16N96W TO 16N95W TO 16N94W TO
14N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 40 
KT. SEAS 8 TO 13 FT. ELSEWHERE WITHIN 13N94W TO 12N96W TO 13N97W
TO 16N96W TO 16N94W TO 13N94W N TO NE WINDS 20 TO 30 KT. SEAS 8 
TO 10 FT IN S TO SW SWELL. 
.24 HOUR FORECAST WITHIN 15N94.5W TO 15N95.5W TO 16N95W TO 16N94.5W
TO 15N94.5W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 25 TO 35
KT. SEAS 9 TO 11 FT. ELSEWHERE WITHIN 12N98W TO 13N100W TO 14N97W
TO 16N95W TO 14N95W TO 12N98W NE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
REMAINDER OF AREA WITHIN 11N95W TO 09N101W TO 12N103W TO 13N99W 
TO 16N95W TO 11N95W NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT IN NW
SWELL. 
.30 HOUR FORECAST WITHIN 14N94W TO 14N96W TO 15N96W TO 16N95W TO
16N94W TO 14N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 
20 TO 30 KT. SEAS 8 TO 10 FT. ELSEWHERE WITHIN 11N96W TO 08N101W 
TO 10N104W TO 12N104W TO 16N94W TO 11N96W WINDS 20 KT OR LESS. 
SEAS 8 FT IN NW TO N SWELL.
.48 HOUR FORECAST WITHIN 07N102W TO 06N107W TO 11N108W TO 
12N105W TO 09N102W TO 07N102W WINDS 20 KT OR LESS. SEAS TO 8 FT 
IN NW TO N SWELL.

.SYNOPSIS AND FORECAST.

.WITHIN 08N120W TO 06N140W TO 30N140W TO 30N115W TO 21N113W TO
08N120W NE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 19N124W TO 11N124W TO 06N140W TO 
30N140W TO 30N116W TO 19N124W NE TO E WINDS 20 TO 25 KT. SEAS 8 
TO 11 FT IN NW SWELL.

.WITHIN 08N88W TO 08N89W TO 10N90W TO 11N87W TO 10N86W TO 
08N88W...INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. 
SEAS LESS TAHN 8 FT. .
24 HOUR FORECAST WITHIN 08N88W TO 08N90W TO 11N91W TO 11N89W TO 
11N87W TO 08N88W...INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20 
TO 25 KT. SEAS 8 TO 10 FT IN NW SWELL. 
.48 HOUR FORECAST WITHIN 10N86W TO 08N90W TO 10N91W TO 11N90W TO
11N86W TO 10N86W...INCLUDING THE GULF OF PAPAGAYO...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 2230 UTC THU DEC 17...
SURFACE TROUGH FROM 12N120W TO 10N121W. SCATTERED MODERATE
NOTED FROM 06N TO 15N BETWEEN 117W TO 124W. 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM A LOW PRESSURE NEAR 10N74W ACROSS
PANAMA TO 05N95W. THE ITCZ CONTINUES FROM 05N95W TO 08N119W TO 
BEYOND 08N140W. SCATTERED MODERATE NOTED FROM 05N TO 10N BETWEEN
100W AND 110W.

$$
.FORECASTER TORRES. NATIONAL HURRICANE CENTER.