000
FZPN03 KNHC 202105
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SUN DEC 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN DEC 20.
24 HOUR FORECAST VALID 1800 UTC MON DEC 21.
48 HOUR FORECAST VALID 1800 UTC TUE DEC 22.

.WARNINGS.

...GALE WARNING...
.N OF 14.5N BETWEEN 94.5W AND 95.5W...INCLUDING THE GULF OF 
TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS TO 8 FT.
.12 HOUR FORECAST N OF 14.5N BETWEEN 94.5W AND 95.5W...INCLUDING 
THE GULF OF TEHUANTEPEC...N WINDS 30 TO 35 KT. SEAS 8 TO 12 FT. 
ELSEWHERE WITHIN 60 NM OF A LINE FROM 16N95W TO 14.5N95W TO 
13.5N96W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 16N95W TO 15N95W 
TO 13.5N96W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 
25 TO 35 KT. SEAS 9 TO 12 FT. ELSEWHERE WITHIN 60 NM OF A LINE 
FROM 16N95W TO 13.5N96W TO 11.5N100W N TO NE WINDS 20 TO 25 KT. 
SEAS 8 TO 10 FT.
.36 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 16N95W TO 15N95W 
TO 14.5N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 
25 TO 35 KT. SEAS 9 TO 12 FT. ELSEWHERE WITHIN 60 NM OF A LINE 
FROM 16N95W TO 14.5N95W TO 12.5N98W NE TO E WINDS 20 TO 25 KT. 
SEAS 8 TO 11 FT. REMAINDER OF THE AREA FROM 10N TO 12.5N BETWEEN 
95W AND 102W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED NE AND 
NW SWELL. FROM 06N TO 08N BETWEEN 100W AND 104W WINDS 20 KT OR 
LESS. SEAS 8 FT IN MIXED NE AND NW SWELL.
.48 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 16N95W TO 15N95W 
TO 11N99W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. ELSEWHERE 
FROM 06N TO 12N BETWEEN 94W AND 110W WINDS 20 KT OR LESS. SEAS 8 
TO 9 FT IN MIXED NE AND NW SWELL.

.SYNOPSIS AND FORECAST.

.W OF A LINE FROM 27N140W TO 21N130W TO 17N116W TO 08N122W TO 
07N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW 
SWELL.
.24 HOUR FORECAST FROM 08N TO 18N W OF 130W...AND FROM 09N TO 
16N BETWEEN 113W AND 130W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN 
MIXED NE AND NW SWELL.
.48 HOUR FORECAST FROM 14N TO 20N W OF 132W NE TO E WINDS 20 TO 
25 KT. SEAS 8 TO 11 FT. ELSEWHERE FROM 11N TO 20N W OF 132W... 
FROM 10N TO 15N BETWEEN 120W AND 132W...AND FROM 07N TO 12N 
BETWEEN 110W AND 120W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN 
MIXED NE AND NW SWELL.

.FROM 10N TO 11N E OF 88W...INCLUDING THE GULF OF PAPAGAYO...NE 
TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE. 
.36 HOUR FORECAST FROM 10N TO 11.5N E OF 89W...INCLUDING THE 
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT. 
.48 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 11N86W TO 
09.5N89W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 
25 KT. SEAS TO 8 FT.

.GULF OF CALIFORNIA N OF 24N W OF 110W NW TO N WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 2100 UTC SUN DEC 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH AXIS EXTENDS FROM NORTHERN COLOMBIA NEAR 
10N74W TO 05N80W TO 07N88W TO 04N98W. THE ITCZ AXIS EXTENDS FROM 
04N98W TO 07N120W TO 08N130W TO 07N140W. SCATTERED MODERATE 
CONVECTION IS NOTED FROM 06N TO 08N BETWEEN 113W AND 119W.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.