281 
FZPN03 KNHC 231615
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC THU DEC 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC THU DEC 23.
24 HOUR FORECAST VALID 1200 UTC FRI DEC 24.
48 HOUR FORECAST VALID 1200 UTC SAT DEC 25.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 13N95W TO 12N97W TO 14N98W TO 16N95W TO 16N93W TO
13N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO
30 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST WITHIN 15N94W TO 13N95W TO 14N97W TO 16N96W TO
16N94W TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE 
WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.WITHIN 09N87W TO 09N90W TO 10N90W TO 12N87W TO 11N86W TO
09N87W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 30 
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE...EXCEPT SEAS TO 8 FT.
.48 HOUR FORECAST WITHIN 10N86W TO 10N88W TO 12N87W TO 11N86W TO
10N86W...INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT.

.COLD FRONT NORTH OF AREA. WITHIN 23N133W TO 19N136W TO 18N140W 
TO 30N140W TO 30N132W TO 23N133W WINDS 20 KT OR LESS. SEAS 8 TO 
9 FT IN NW TO N SWELL.
.24 HOUR FORECAST COLD FRONT FROM 30N121W TO 25N129W. WITHIN 
28N122W TO 28N126W TO 30N128W TO 30N120W TO 28N122W W TO NW WINDS
20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE WITHIN 28N122W TO 
27N132W TO 25N140W TO 30N140W TO 30N120W TO 28N122W WINDS 20 KT 
OR LESS. SEAS 8 TO 11 FT IN NW TO N SWELL.
.48 HOUR FORECAST DISSIPATING STATIONARY FRONT OVER NORTHERN 
GULF OF CALIFORNIA. WITHIN 26N121W TO 19N134W TO 18N140W TO 
30N140W TO 30N117W TO 26N121W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN NW TO N SWELL.

.18 HOUR FORECAST FROM 30N TO 31.5N BETWEEN 113W AND 115W...
INCLUDING GULF OF CALIFORNIA...S TO SW WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.
.24 HOUR FORECAST COLD FRONT FROM 30N121W TO 25N129W. LITTLE 
CHANGE TO WINDS AND SEAS.
.48 HOUR FORECAST DISSIPATING STATIONARY FRONT OVER NORTHERN 
GULF OF CALIFORNIA. CONDITIONS IMPROVE. 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 1500 UTC THU DEC 23...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N83W TO 06N97W TO 06N100W. ITCZ FROM 
06N100W TO 10N113W TO 08N129W TO 09N140W. NUMEROUS MODERATE 
SCATTERED STRONG FROM 07N TO 14N BETWEEN 135W AND 140W.

$$
.FORECASTER HAGEN. NATIONAL HURRICANE CENTER.