000
FZPN03 KNHC 290903
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC FRI DEC 29 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI DEC 29.
24 HOUR FORECAST VALID 0600 UTC SAT DEC 30.
48 HOUR FORECAST VALID 0600 UTC SUN DEC 31.

.WARNINGS.

...GALE WARNING...
.WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W TO 14N95.5W... 
INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 35 KT. SEAS 
10 TO 14 FT. ELSEWHERE WITHIN 60 NM EITHER SIDE OF LINE FROM 
16N95W TO 14.5N95W TO 13N97W N TO NE WINDS 20 TO 30 KT. SEAS 8 
TO 11 FT. 
.24 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W 
TO 14.5N95.5W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 
TO 35 KT. SEAS 9 TO 14 FT. ELSEWHERE WITHIN 60 NM EITHER SIDE OF 
LINE FROM 16N95W TO 14.5N95W TO 13N96W N TO NE WINDS 20 TO 30 
KT. SEAS 8 TO 11 FT. REMAINDER OF AREA FROM 10N TO 13N BETWEEN 
95W AND 100W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED NE AND 
NW SWELL.
.36 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W 
TO 13.5N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 
TO 30 KT. SEAS 8 TO 11 FT. ELSEWHERE FROM 11N TO 13N BETWEEN 94W 
AND 99W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED NE AND NW 
SWELL. 
.48 HOUR FORECAST N OF 14.5N BETWEEN 94.5W AND 95.5W...INCLUDING 
GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. SEAS TO 8 FT.

.SYNOPSIS AND FORECAST.

.FROM 15N TO 20N BETWEEN 122W AND 129W WINDS 20 KT OR LESS.
SEAS 8 FT IN NW SWELL.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FROM 10N TO 11.5N E OF 88W...INCLUDING GULF OF PAPAGAYO...NE TO 
E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.18 HOUR FORECAST COLD FRONT W OF AREA. N OF 28N W OF 138W S 
WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST COLD FRONT FROM 30N139W TO 29N140W. N OF 28N E 
OF FRONT TO 135W S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. 
.42 HOUR HOUR FORECAST WEAKENING COLD FRONT FROM 30N135W TO 
24N140W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 0900 UTC FRI DEC 29...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH FROM 06.5N77W TO 07N87W TO 05N99W. ITCZ FROM 
05N99W TO 11N127W. IT RESUMES FROM 10N132W TO BEYOND 09N140W. 
SCATTERED MODERATE ISOLATED STRONG N OF 07N E OF 80W. SCATTERED 
MODERATE ISOLATED STRONG FROM 08N TO 12N BETWEEN 113W AND 118W. 
SCATTERED MODERATE ISOLATED STRONG FROM 13N TO 16N BETWEEN 120W 
AND 124W.

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.