000
FZPN03 KNHC 090246
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC SAT DEC 09 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC SAT DEC 09.
24 HOUR FORECAST VALID 0000 UTC SUN DEC 10.
48 HOUR FORECAST VALID 0000 UTC MON DEC 11.

.WARNINGS.

...STORM WARNING...

.WITHIN 30 NM OF LINE FROM 16N95W TO 15N95W... INCLUDING GULF OF 
TEHUANTEPEC...N WINDS 30 TO 35 KT. SEAS 8 TO 10 FT. ELSEWHERE N 
OF 14N BETWEEN 94W AND 96W N WINDS 20 TO 30 KT. SEAS BUILDING TO 
8 FT.
.24 HOUR FORECAST WITHIN 75 NM OF LINE FROM 16N95W TO 15N95W TO 
12.5N97W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 
45 KT. SEAS 13 TO 20 FT. ELSEWHERE WITHIN 120 NM OF LINE FROM 
16N95W TO 15N95W TO 13N97W TO 11N99W N TO NE WINDS 20 TO 30 KT. 
SEAS 10 TO 16 FT. REMAINDER AREA FROM 09N TO 15N BETWEEN 93W AND 
101W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT. 
.30 HOUR FORECAST WITHIN 60 NM OF LINE FROM 16N95W TO 15N95W TO 
13N97W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 40 TO 55 
KT. SEAS 16 TO 22 FT. ELSEWHERE WITHIN 90 NM OF LINE FROM 16N95W 
TO 15N95W TO 12N98W N TO NE WINDS 30 TO 40 KT. SEAS 11 TO 17 FT. 
ELSEWHERE WITHIN 150 NM OF LINE  FROM 16N95W TO 15N95W TO 13N97W 
TO 12N100W NE WINDS 20 TO 30 KT. SEAS 9 TO 14 FT. REMAINDER AREA 
FROM 08N TO 15N BETWEEN 92W AND 103W WINDS 20 KT OR LESS. SEAS 8 
TO 12 FT IN NE SWELL.  
.48 HOUR FORECAST WITHIN 75 NM OF LINE FROM 16N95W TO 15N95W TO 
12N98W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 45 
KT. SEAS 15 TO 21 FT. ELSEWHERE WITHIN 120 NM OF LINE FROM 
16N95W TO 13.5N96W TO 12N102W N TO NE WINDS 20 TO 30 KT. SEAS 12 
TO 18 FT. REMAINDER AREA FROM 05N TO 15N BETWEEN 91W AND 107W 
WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NE SWELL. 

...GALE WARNING... 
.30 HOUR FORECAST WITHIN 30 NM OF LINE FROM 11N86W TO 10N87W... 
INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.
.36 HOUR FORECAST WITHIN 30 NM OF LINE FROM 11N86W TO 09N87W... 
INCLUDING THE GULF OF PAPAGAYO...N TO NE WINDS 30 TO 35 KT. SEAS 
TO 10 FT. ELSEWHERE WITHIN 45 NM OF LINE FROM 11N86W TO 08N87W 
TO 08N87W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 9 FT. 
.48 HOUR FORECAST WITHIN 45 NM OF LINE FROM 11N86W TO 07N88W... 
INCLUDING THE GULF OF PAPAGAYO...NE WINDS WINDS 20 TO 30 KT. 
SEAS 8 TO 11 FT.  ELSEWHERE FROM 06N TO 10N BETWEEN 86W AND 89W 
WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL. 

.SYNOPSIS AND FORECAST.

.GULF OF CALIFORNIA S OF 28N NW TO N WINDS 20 TO 25 KT. SEAS 8 
TO 9 FT. 
.12 HOUR GULF OF CALIFORNIA  WINDS 20 KT OR LESS. SEAS LESS THAN 
8 FT.
.24 HOUR FORECAST GULF OF CALIFORNIA N OF 29N 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.

.FROM 21N TO 27N BETWEEN 110W AND 120W N TO NE WINDS 20 TO 25 
KT. SEAS 8 TO 11 FT.
.12 HOUR FORECAST FROM 22N TO 25N BETWEEN 110W AND 114W NE WINDS 
20 TO 25 KT. SEAS 8 FT. ELSEWHERE FROM 17N TO 26N BETWEEN 114W 
AND 122W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW 
SWELL. 
.24 HOUR FORECAST CONDITIONS MERGED WITH NEXT PARAGRAPH BELOW. 

.COLD FRONT JUST NW OF AREA. NW OF LINE FROM 30N133W TO 28N120W 
TO 20N120W TO 05N140W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW 
SWELL...HIGHEST SEAS FAR NW.  
.24 HOUR FORECAST COLD FRONT SLIDES NW OF AREA. AREA BOUNDED BY 
22N140W TO 29N128W TO 15N115W TO 06N140W TO 22N140W WINDS 20 KT 
OR LESS. SEAS 8 TO 10 FT IN NW SWELL...HIGHEST SEAS FROM 17N TO 
23N BETWEEN 120W AND 140W.
.48 HOUR FORECAST NEW COLD FRONT NW CORNER OF AREA FROM 30N137W 
TO 27N140W. NW OF LINE FROM 30N134W TO 24N140W WINDS 20 KT OR 
LESS. SEAS 8 TO 11 FT IN NW SWELL...EXCEPT 11 TO 16 FT NW OF 
COLD FRONT. FROM 10N TO 20N W OF 126W WINDS 20 KT OR LESS. SEAS 
TO 9 FT IN RESIDUAL NW SWELL. 

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

CONVECTION VALID AT 0245 UTC SAT DEC 9...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 10N85W TO 07N100W TO 08N117W. 
THE ITCZ AXIS CONTINUES FROM 08N117W TO 11N130W TO BEYOND 
09N140W. SCATTERED MODERATE IS NOTED WITHIN 240 NM N OF 
THE ITCZ BETWEEN 120W AND 130W. 

$$
.FORECASTER COBB. NATIONAL HURRICANE CENTER.