000
FZPN03 KNHC 130303
HSFEP2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL 
0430 UTC WED DEC 13 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED DEC 13.
24 HOUR FORECAST VALID 0000 UTC THU DEC 14.
48 HOUR FORECAST VALID 0000 UTC FRI DEC 15.

.WARNINGS.

...GALE WARNING...
.WITHIN 30 NM OF LINE FROM 16N95W TO 14N95W... INCLUDING GULF OF 
TEHUANTEPEC...N TO NE WINDS 30 TO 40 KT. SEAS 10 TO 14 FT. 
ELSEWHERE WITHIN 75 NM OF LINE FROM 16N95W TO 14N95.5W TO 13N97W 
N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. REMAINDER AREA FROM 
00N TO 13N BETWEEN 94W AND 113W WINDS 20 KT OR LESS. SEAS 8 TO 
10 FT PRIMARILY IN NE SWELL.
.24 HOUR FORECAST WITHIN 30 NM OF LINE FROM 16N95W TO 13.5N96W 
INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 30 KT. SEAS 
8 TO 10 FT. ELSEWHERE FROM 08N TO 13N BETWEEN 94W AND 101W WINDS 
20 KT OR LESS. SEAS 8 TO 10 FT PRIMARILY IN NE SWELL. 
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 

.SYNOPSIS AND FORECAST.

.WITHIN 45 NM OF LINE FROM 11N86W TO 08.5N89W...INCLUDING GULF 
OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS TO 9 FT. ELSEWHERE FROM 
07N TO 10N BETWEEN 87W AND 91W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN MIXED NE AND SW SWELL.
.24 HOUR FORECAST WITHIN 30 NM OF LINE FROM 11N86W TO 09N90W... 
INCLUDING GULF OF PAPAGAYO...NE WINDS 20 TO 30 KT. SEAS 8 TO 10 
FT. FROM 06N TO 10N BETWEEN 90W AND 94W WINDS 20 KT OR LESS. 
SEAS TO 8 FT IN MIXED NE AND SW SWELL. 
.48 HOUR FORECAST FROM 10N TO 12N E OF 87W...INCLUDING GULF OF 
PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS TO 8 FT. 

.FROM 14N TO 17N BETWEEN 130W AND 135W NE WINDS 20 TO 25 KT. 
SEAS 9 TO 11 FT. ELSEWHERE W OF LINE FROM 30N121W TO 13N120W TO 
04N140W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL.
.24 HOUR FORECAST S OF 20N W OF 120W WINDS 20 KT OR LESS. SEAS 
TO 9 FT IN MIXED NW AND NE SWELL. W OF LINE FROM 30N133W TO 
20N134W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL... 
HIGHEST NW.
.48 HOUR FORECAST W OF LINE FROM 30N121W TO 20N123W TO 03.4S111W 
WINDS 20 KT OR LESS. SEAS 8 TO 12 FT PRIMARILY IN NW SWELL... 
HIGHEST NEAR 20N139W. 

.GULF OF CALIFORNIA N OF 30N NW WINDS 20 TO 25 KT. SEAS LESS 
THAN 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST N OF 30N NW 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 0300 UTC WED DEC 13...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM 08N82W TO 05N92W. ITCZ FROM 05N92W 
TO 10N127W TO 09N140W. SCATTERED MODERATE ISOLATED STRONG FROM 
09N TO 14N BETWEEN 120W AND 136W. 

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.