000
FZPN03 KNHC 152115
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC FRI DEC 15 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC FRI DEC 15.
24 HOUR FORECAST VALID 1800 UTC SAT DEC 16.
48 HOUR FORECAST VALID 1800 UTC SUN DEC 17.

.WARNINGS.

...GULF OF TEHUANTEPEC GALE WARNING... 
.06 HOUR FORECAST N OF 15N BETWEEN 94W AND 96W...INCLUDING GULF 
OF TEHUANTEPEC...N WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W 
TO 15N95W...INCLUDING GULF OF TEHUANTEPEC...N WINDS 30 TO 35 KT. 
SEAS TO 9 FT. ELSEWHERE WITHIN 45 NM EITHER SIDE OF LINE FROM 
16N95W TO 14N95W N TO NE WINDS 20 TO 30 KT. SEAS TO 8 FT. 
.24 HOUR FORECAST WITHIN 60 NM EITHER SIDE OF LINE FROM 16N95W 
TO 15N95W TO 12.5N97W...INCLUDING GULF OF TEHUANTEPEC...N TO NE 
WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. 
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.GULF OF CALIFORNIA N OF 30N NW WINDS 20 TO 25 KT. SEAS TO 8 FT.
.18 HOUR FORECAST GULF OF CALIFORNIA WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST GULF OF CALIFORNIA COLD FRONT MOVING INTO 
NORTHERN GULF. N OF 29N S TO SW WINDS 20 TO 25 KT. SEAS LESS 
THAN 8 FT. 
.48 HOUR FORECAST GULF OF CALIFORNIA COLD FRONT DISSIPATING 
ALONG 27N. N OF 30N NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.FROM 15N TO 22N W OF 133W NE TO E WINDS 20 TO 25 KT. SEAS 12 TO 
15 FT. ELSEWHERE W OF LINE FROM 30N117W TO 20N120W TO 10N120W TO 
05N140W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW SWELL.
.24 HOUR FORECAST COLD FRONT FROM 30N117W TO 28N128W. N OF FRONT 
N TO NE WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. N OF 28N W OF 128W 
NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE W OF LINE 
FROM 30N116W TO 10N110W TO 00N123W WINDS 20 KT OR LESS. SEAS 8 
TO 10 FT IN NW SWELL.
.48 HOUR FORECAST COLD FRONT DISSIPATED. W OF LINE FROM 30N116W 
TO 10N107W TO 03.4S114W WINDS 20 KT OR LESS. SEAS 8 TO 14 FT IN 
NW SWELL...HIGHEST NEAR 29N122W.

.36 HOUR FORECAST FROM 10N TO 12N E OF 89W...INCLUDING THE GULF 
OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST FROM 10N TO 12N E OF 88W...INCLUDING THE GULF 
OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 2100 UTC FRI DEC 15...

SCATTERED MODERATE CONVECTION IS NOTED FROM 15N TO 18N BETWEEN 
105W AND 112W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
ITCZ FROM 09N84W TO 06N96W TO 07N104W TO 07N118W TO 10N130W TO 
10N140W. NO SIGNIFICANT CONVECTION.

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.