000
FZPN03 KNHC 190947
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SUN DEC 19.
24 HOUR FORECAST VALID 0600 UTC MON DEC 20.
48 HOUR FORECAST VALID 0600 UTC TUE DEC 21.

.WARNINGS.

.GALE WARNING...
.18 HOUR FORECAST WITHIN 14N94W TO 13N95W TO 14N96W TO 16N96W 
TO 16N94W TO 14N94W...INCLUDING THE GULF OF TEHUANTEPEC...NW 
WINDS 25 TO 30 KT. SEAS BUILDING TO 8 FT. 
.24 HOUR FORECAST LITTLE CHANGE. 
.48 HOUR FORECAST WITHIN 15N95W TO 14N95W TO 15N96W TO 16N95W TO
16N94W TO 15N95W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 
20 TO 35 KT. SEAS 8 TO 10 FT. ELSEWHERE WITHIN 14N94W TO 13N96W 
TO 14N96W TO 16N96W TO 16N94W TO 14N94W N TO NE WINDS 20 TO 25 
KT. SEAS TO 8 FT.

.SYNOPSIS AND FORECAST.

.WITHIN 12N121W TO 07N131W TO 09N140W TO 22N140W TO 19N124W TO
12N121W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. 
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.WITHIN 26N110W TO 24N110W TO 31N115W TO 31N114W TO 28N111W TO
26N110W...INCLUDING GULF OF CALIFORNIA...NW TO N WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT. 
.06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.WITHIN 11N86W TO 10N88W TO 11N89W TO 12N88W TO 12N86W TO
11N86W...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 CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.15 HOUR FORECAST COLD FRONT FROM 29N136W TO 27N139W. N OF THE
FRONT WITHIN 28N139W TO 28N140W TO 30N140W TO 30N137W TO 28N139W
WINDS 20 KT OR LESS. SEAS BUILDING TO 8 FT IN NW SWELL. 
.24 HOUR FORECAST COLD FRONT FROM 29N134W TO 26N140W. N OF THE
FRONT WITHIN 29N139W TO 29N140W TO 30N140W TO 30N139W TO 29N139W
NW TO N WINDS 20 TO 30 KT. SEAS 9 TO 11 FT. WITHIN 28N138W TO 
27N140W TO 30N140W TO 30N135W TO 28N138W NW WINDS 20 TO 25 KT. 
SEAS 8 TO 10 FT. E OF THE FRONT WITHIN 29N134W TO 29N135W TO 
30N134W TO 30N133W TO 29N134W SW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST COLD FRONT 29N128W TO 22N138W. N OF THE FRONT 
WITHIN 26N132W TO 22N140W TO 30N140W TO 30N129W TO 26N132W WINDS 
20 KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL. E OF THE FRONT WITHIN
29N126W TO 29N127W TO 30N128W TO 30N126W TO 29N126W S TO SW 
WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE WITHIN 29N126W TO 
27N128W TO 28N130W TO 30N129W TO 30N125W TO 29N126W WINDS 20 KT 
OR LESS. SEAS 8 TO 9 FT IN W TO NW SWELL.

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

CONVECTION VALID AT 0950 UTC SUN DEC 19...

.LOW PRES 1011 MB NEAR 11N109W. SCATTERED MODERATE NEAR 200 NM 
IN THE NE QUADRANT. 

.LOW PRES 1011 MB NEAR 08N132W. SCATTERED MODERATE ISOLATED 
STRONG FROM 06N TO 12N BETWEEN 130W TO 134W. 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 08N85W TO 08N98W. THE ITCZ 
BEGINS FROM 08N117W TO 08N132W...THEN FROM 08N133W TO BEYOND 
07N139W. SCATTERED SHOWERS 240 NM SOUTH OF THE MONSOON TROUGH 
AND E OF 82W AND SCATTERED MODERATE ALONG THE ITCZ FROM 06N-12N 
BETWEEN 116W-132W. 

$$
.FORECASTER TORRES. NATIONAL HURRICANE CENTER.