000
FZPN03 KNHC 171537
HSFEP2

HIGH SEAS FORECAST                                           
NWS NATIONAL HURRICANE CENTER MIAMI FL                      
1630 UTC THU DEC 17 2015

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 17.
24 HOUR FORECAST VALID 1200 UTC FRI DEC 18.
48 HOUR FORECAST VALID 1200 UTC SAT DEC 19.

.WARNINGS.

...STORM WARNING...
.12 HOUR FORECAST GULF OF TEHUANTEPEC N OF 15.5N NW TO N WINDS
20 TO 25 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W
TO 14.5N95W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO
30 KT. SEAS BUILDING TO 8 FT.
.24 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W
TO 15N95W TO 14.5N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N
WINDS 30 TO 35 KT. SEAS 9 TO 13 FT. ELSEWHERE WITHIN 60 NM OF
LINE FROM 16N95W TO 14.5N95.5W TO 13N96W N TO NE WINDS 20 TO 30
KT. SEAS TO 9 FT. 
.36 HOUR FORECAST WITHIN 60 NM EITHER SIDE OF LINE FROM 16N95W
TO 15N95W TO 13.5N96W...INCLUDING THE GULF OF TEHUANTEPEC...N TO
NE WINDS 40 TO 55 KT. SEAS 10 TO 21 FT. ELSEWHERE WITHIN 75 NM W
AND 90 NM E OF LINE FROM 16N95W TO 15N95W TO 12N97W N TO NE
WINDS 30 TO 40 KT. SEAS 10 TO 16 FT. REMAINDER OF AREA WITHIN 90
NM W AND 120 NM E OF LINE 16N95W TO 13N96.5W TO 11.5N100W N TO
NE WINDS 20 TO 30 KT...EXCEPT NE TO E WINDS W OF 97W. SEAS 8 TO
12 FT.
.48 HOUR FORECAST WITHIN 60 NM EITHER SIDE OF THE LINE FROM
16N95W TO 15N95W TO 12.5N97W...INCLUDING THE GULF OF
TEHUANTEPEC...N TO NE WINDS 40 TO 50 KT. SEAS 12 TO 22 FT.
ELSEWHERE WITHIN 75 NM OF LINE FROM 16N95W TO 15N95W TO 11.5N98W
N TO NE WINDS 30 TO 40 KT. SEAS 10 TO 20 KT. REMAINDER OF THE
AREA WITHIN 90 NM OF LINE FROM 16N95W TO 15N95W TO 10.5N100W TO
11N104W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 15 FT. 
 
.SYNOPSIS AND FORECAST.

.FROM 09N TO 27N W OF 130W...AND FROM 10N TO 19N BETWEEN 120W
AND 130W...NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 13 FT IN MIXED
NW AND NE SWELL. ELSEWHERE W OF LINE 30N116W TO 20N112W TO
10N110W TO 05N130W TO 00N134W WINDS 20 KT OR LESS. SEAS 8 TO 11
FT IN MIXED NW AND NE SWELL.  
.24 HOUR FORECAST FROM 08N TO 18N W OF 135W NE TO E WINDS 20 TO
25 KT. SEAS 9 TO 12 FT IN MIXED NW AND NE SWELL. ELSEWHERE W OF
LINE FROM 30N117W TO 20N110W TO 12N108W TO 00N122W...EXCEPT N OF
25N W OF 125W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NW
AND NE SWELL.  
.48 HOUR FORECAST FROM 13N TO 21N W OF 135W NE TO E WINDS 20 TO
25 KT. SEAS 8 TO 10 FT. ELSEWHERE W OF LINE FROM 23N140W TO
14N120W TO 14N110W TO 05N120W TO 03.4S112W WINDS 20 KT OR LESS.
SEAS TO 9 FT PRIMARILY IN MIXED NW AND NE SWELL. 

.S OF 01N BETWEEN 106W AND 120W WINDS 20 KT OR LESS. SEAS TO 9
FT PRIMARILY IN NW SWELL. 
.24 HOUR FORECAST S OF 00S W OF 114W WINDS 20 KT OR LESS. SEAS
TO 8 FT IN MIXED NW AND SE SWELL. 
.48 HOUR FORECAST CONDITIONS MERGED.

.GULF OF CALIFORNIA S OF 30N NW WINDS 20 TO 25 KT. SEAS BUILDING
TO 8 FT.
.24 HOUR FORECAST GULF OF CALIFORNIA NW TO N WINDS 20 TO 25 KT.
SEAS TO 8 FT.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 
 
.30 HOUR FORECAST COLD FRONT FROM 30N135W TO 28N140W. N OF FRONT
N WINDS 20 TO 25 KT. SEAS TO 8 FT.
.36 HOUR FORECAST COLD FRONT FROM 30N132W TO 27N140W. N OF FRONT
N WINDS 20 TO 25 KT. SEAS TO 9 FT. 
.42 HOUR FORECAST COLD FRONT FROM 30N128W TO 26N140W. N OF FRONT
N WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. 
.48 HOUR FORECAST COLD FRONT FROM 30N126W TO 25N140W. N OF FRONT
N WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN NW SWELL. 

.42 HOUR FORECAST FROM 09N TO 12N E OF 88W...INCLUDING THE GULF
OF PAPAGAYO...NE WINDS 20 TO 25KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 60 NM EITHER SIDE OF A LINE FROM 11N86W
TO 09N89W...INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20 TO 25
KT. SEAS TO 8 FT.

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

CONVECTION VALID 1500 UTC THU DEC 17...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...           

SURFACE TROUGH EXTENDS FROM 06N85W TO 05N93W TO 08N101W TO
07N105W. ITCZ AXIS EXTENDS FROM 07N105W TO 04N115W TO 05N126W TO
BEYOND 06N140W. SCATTERED MODERATE WITHIN 90 NM S OF AXIS
BETWEEN 116W AND 120W. SIMILAR CONVECTION IS FROM 08N TO 10N
BETWEEN 118W AND 122W. 

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.