599 
FZPN03 KNHC 142110
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC TUE DEC 14 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC TUE DEC 14.
24 HOUR FORECAST VALID 1800 UTC WED DEC 15.
48 HOUR FORECAST VALID 1800 UTC THU DEC 16.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 30N121W TO 23N140W. N OF 29N NW OF FRONT TO 
126W W TO NW WINDS 20 TO 25 KT. SEAS 12 TO 18 FT IN NW SWELL. 
ELSEWHERE NW OF FRONT WINDS 20 KT OR LESS. SEAS 12 TO 18 FT IN 
NW TO N SWELL. REMAINDER OF THE AREA N OF A LINE FROM 30N117W TO 
24N116W TO 15N125W TO 15N140W WINDS 20 KT OR LESS. SEAS 8 TO 12 
FT IN NW TO N SWELL. 
.24 HOUR FORECAST COLD FRONT E OF AREA. N OF A LINE FROM 30N117W 
TO 25N120W TO 20N130W TO 19N140W WINDS 20 KT OR LESS. SEAS 10 TO 
14 FT IN NW TO N SWELL. ELSEWHERE N OF 06N W OF A LINE FROM 
30N116W TO 22N111W TO 08N118W TO 06N125W TO 06N140W WINDS 20 KT 
OR LESS. SEAS 8 TO 10 FT IN NW TO N SWELL.
.48 HOUR FORECAST FROM 14N TO 21N BETWEEN 120W AND 133W NE TO E 
WINDS 20 TO 25 KT. SEAS 9 TO 11 FT IN NW TO N SWELL. ELSEWHERE 
SE OF A LINE FROM 30N122W TO 25N140W TO ANOTHER LINE FROM 
30N116W TO 18N108W TO 05N112W TO 05N140W WINDS 20 KT OR LESS. 
SEAS 8 TO 11 FT IN NW TO N SWELL.

.WITHIN 45 NM EITHER SIDE OF A LINE FROM 16N95W TO 14N95.5W TO 
11.5N99W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 
TO 30 KT. SEAS 8 TO 10 FT. 
.24 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF A LINE FROM 16N95W 
TO 14N95.5W TO 11.5N98W...INCLUDING THE GULF OF TEHUANTEPEC...N 
TO NE WINDS 20 TO 30 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST N OF 14N BETWEEN 94.5W AND 95.5W...INCLUDING 
THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS TO 8 FT.

.WITHIN 45 NM EITHER SIDE OF A LINE FROM 11N86W TO 09N88W... 
INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS 
8 TO 9 FT.
.24 HOUR FORECAST FROM 10N TO 11N E OF 88W...INCLUDING THE GULF 
OF PAPAGAYO...E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.06 HOUR FORECAST GULF OF CALIFORNIA N OF 30N SW WINDS 20 TO 30 
KT WITH HIGHER GUSTS. SEAS 8 TO 9 FT.
.12 HOUR FORECAST GULF OF CAL1FORNIA COLD FRONT FROM 31N113W TO 
29N115W. NW OF FRONT N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
SE OF FRONT TO 30N SW WINDS 20 TO 30 KT. SEAS TO 8 FT. 
.24 HOUR FORECAST GULF OF CALIFORNIA 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 TUE DEC 14...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

THE MONSOON TROUGH EXTENDS FROM 09N84W TO 09N88W TO 07N100W. THE 
ITCZ EXTENDS FROM 07N100W TO 07N120W TO BEYOND 08N140W. 
CONVECTION IS LIMITED.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.