000
FZPN03 KNHC 171521
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC FRI DEC 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI DEC 17.
24 HOUR FORECAST VALID 1200 UTC SAT DEC 18.
48 HOUR FORECAST VALID 1200 UTC SUN DEC 19.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.N OF 28N E OF 117W NW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. 
ELSEWHERE FROM 00N TO 23N W OF 110W...AND N OF 23N W OF A LINE 
FROM 30N119W TO 23N113W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT 
IN NW TO NE SWELL. 
.24 HOUR FORECAST FROM 14N TO 19N W OF 124W NE TO E WINDS 20 TO 
25 KT. SEAS 8 TO 11 FT IN NW AND NE SWELL. ELSEWHERE FROM 10N TO 
23N W OF 120W...AND N OF 23N BETWEEN 116W AND 125W WINDS 20 KT 
OR LESS. SEAS 8 TO 9 FT IN NW AND NE SWELL.
.48 HOUR FORECAST FROM 09N TO 18N W OF 122W WINDS 20 KT OR LESS. 
SEAS 8 TO 9 FT IN NW AND NE SWELL.

.N OF 14.5N BETWEEN 95.5W AND 96.5W...INCLUDING THE GULF OF 
TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FROM 10N TO 11N E OF 88W...INCLUDING THE GULF OF PAPAGAYO... 
NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 10N TO 11N E OF 88W...INCLUDING THE GULF 
OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST FROM 10N TO 11N E OF 88W...INCLUDING THE GULF 
OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.12 HOUR FORECAST GULF OF CALIFORNIA N OF 27N NW TO N WINDS 20 
TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST GULF OF CALIFORNIA N OF 29.5N NW TO N WINDS 20 
TO 25 KT. SEAS LESS THAN 8 FT.
.48 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 1500 UTC FRI DEC 17...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

THE MONSOON TROUGH EXTENDS FROM 09N84W TO 08N95W TO 09N116W TO 
08N126W. THE ITCZ CONTINUES FROM 08N126W TO 09N134W TO BEYOND 
06N140W. SCATTERED MODERATE ISOLATED STRONG CONVECTION IS NOTED 
FROM 07N TO 09 BETWEEN 135W AND 140W. SCATTERED MODERATE 
CONVECTION IS FROM 09N TO 13N BETWEEN 128W AND 133W.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.