000
FZPN03 KNHC 190356
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC SUN DEC 19 2021

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC SUN DEC 19.
24 HOUR FORECAST VALID 0000 UTC MON DEC 20.
48 HOUR FORECAST VALID 0000 UTC TUE DEC 21.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 13N122W TO 06N129W TO 07N140W TO 22N140W TO 23N128W TO
13N122W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT IN N SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 16N129W TO 15N131W TO 15N135W TO 
18N135W TO 18N130W TO 16N129W S WINDS 20 TO 25 KT. SEAS TO 8 FT.

.WITHIN 27N110W TO 25N110W TO 27N112W TO 30N115W TO 31N114W TO
27N110W...INCLUDING GULF OF CALIFORNIA...NW TO N WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.WITHIN 10N86W TO 09N88W TO 11N89W TO 12N87W TO 11N86W TO
10N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST LITTLE CHANGE. 
.48 HOUR FORECAST LITTLE CHANGE.

.18 HOUR FORECAST COLD FRONT FROM 30N138W TO 28N139W. WITHIN 
29N136W TO 27N140W TO 29N140W TO 30N138W TO 30N135W TO 29N136W 
WINDS 20 KT OR LESS. SEAS BUILDING TO 8 FT. 
.24 HOUR FORECAST COLD FRONT FROM 29N135W TO 27N139W. N OF THE
FRONT WITHIN 28N137W TO 27N140W TO 30N140W TO 30N135W TO 28N137W
W TO NW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. S OF THE FRONT WITHIN 
29N136W TO 27N140W TO 29N140W TO 30N138W TO 30N135W TO 29N136W
S TO SW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST COLD FRONT FROM 29N129W TO 22N139W. E OF THE 
FRONT WITHIN 29N126W TO 28N128W TO 30N129W TO 30N125W TO 29N126W 
S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. N OF THE FRONT WITHIN 
23N140W TO 30N140W TO 30N126W TO 29N126W TO 23N140W WINDS 20 KT 
OR LESS. SEAS 8 TO 13 FT IN NW SWELL...HIGHEST NEAR 29N139W. 

.24 HOUR FORECAST WITHIN 14N94W TO 14N95W TO 16N96W TO 16N94W TO
15N94W TO 14N94W...INCLUDING THE GULF OF TEHUANTEPEC...NW WINDS 
20 TO 30 KT. SEAS BUILDING TO 8 FT. 
.48 HOUR FORECAST WITHIN 14N94W TO 13N95W TO 14N96W TO 16N95W TO
16N94W TO 14N94W N WINDS 20 TO 30 KT. SEAS 8 TO 9 FT.

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

CONVECTION VALID AT 0350 UTC SUN DEC 19...

.LOW PRES 1011 MB NEAR 09N128W. SCATTERED MODERATE FROM 09N TO
10N BETWEEN 127W TO 129W.

.SURFACE TROUGH FROM 14N104W TO 09N110W. SCATTERD MODERATE
ISOLATED STRONG FROM 10N TO 16N BETWEEN 102W TO 110W. 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 08N83W TO 09N100W. THE ITCZ 
FROM 08N112W TO 09N128W...THEN FROM 08N128W TO BEYOND 10N139W. 
SCATTERED MODERATE 240 NM SOUTH OF THE MONSOON TROUGH AND E OF 
82W AND ALONG THE ITCZ FROM 05N-15N BETWEEN 112W-126W. SCATTERED 
MODERATE TO ISOLATED STRONG FROM 06N-13N BETWEEN 127W-136W.

$$
.FORECASTER TORRES. NATIONAL HURRICANE CENTER.