000
FZPN03 KNHC 200750
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC WED DEC 20 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED DEC 20.
24 HOUR FORECAST VALID 0600 UTC THU DEC 21.
48 HOUR FORECAST VALID 0600 UTC FRI DEC 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN AREA BOUNDED BY 18N119W TO 16N132W TO 23N140W TO 12N140W
TO 12N127W TO 15N120W TO 18N119W WINDS 20 KT OR LESS. SEAS 8 FT
IN NE SWELL. 
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 20N120W TO 25N132W TO 
21N140W TO 17N135W TO 15N129W TO 17N120W TO 20N120W WINDS 20 KT 
OR LESS. SEAS 8 FT IN NW SWELL. 
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 24N136W TO 24N137W TO 
24N138W TO 23N137W TO 23N136W TO 24N136W E TO SE WINDS 20 TO 25 
KT. SEAS 8 TO 9 FT IN MIXED SE WIND WAVES AND NW SWELL. WITHIN 
AREA BOUNDED BY 24N133W TO 30N136W TO 30N140W TO 18N140W TO 
15N131W TO 17N123W TO 24N133W E WINDS 20 TO 25 KT. SEAS 8 TO 9 
FT IN NW SWELL.

.WITHIN AREA BOUNDED BY 16N94W TO 16N95W TO 16N96W TO 14N96W TO
14N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS
20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.WITHIN AREA BOUNDED BY 10N86W TO 10N88W TO 11N88W TO 12N86W TO
10N86W NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST LITTLE CHANGE.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.24 HOUR FORECAST WITHIN AREA BOUNDED BY 31N113W TO 31N114W TO
32N115W TO 30N115W TO 30N114W TO 30N113W TO 31N113W...INCLUDING
NORTHERN GULF OF CALIFORNIA... SW WINDS 20 TO 30 KT. SEAS LESS 
THAN 8 FT. 
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 28N111W TO 30N113W TO 
30N114W TO 28N113W TO 25N111W TO 26N110W TO 28N111W...INCLUDING 
CENTRAL GULF OF CALIFORNIA... NW TO N WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.

.30 HOUR FORECAST WITHIN AREA BOUNDED BY 30N117W TO 30N122W TO
29N122W TO 29N119W TO 29N118W TO 29N116W TO 30N117W...INCLUDING
SEBASTIAN VIZCAINO BAY... WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN
NW SWELL. 
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 30N117W TO 
30N124W TO 28N123W TO 27N119W TO 30N117W WINDS 20 KT OR LESS. 
SEAS 8 FT IN NW SWELL.

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

CONVECTION VALID AT 0800 UTC WED DEC 20...

.SCATTERED MODERATE ISOLATED STRONG FROM 12N TO 20N BETWEEN 110W
AND 115W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
ITCZ AXIS EXTENDS FROM 08N140W TO 07N104W. NO SIGNIFICANT DEEP
CONVECTION IS OCCURRING.

$$
.FORECASTER LANDSEA. NATIONAL HURRICANE CENTER.