000
FZPN03 KNHC 291530
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC FRI DEC 29.
24 HOUR FORECAST VALID 1200 UTC SAT DEC 30.
48 HOUR FORECAST VALID 1200 UTC SUN DEC 31.

.WARNINGS.

...GALE WARNING...
.WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W TO
14N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 35
KT. SEAS 11 TO 14 FT. ELSEWHERE WITHIN 90 NM EITHER SIDE OF LINE
FROM 16N95W TO 15N95W TO 12N98W N TO NE WINDS 20 TO 30 KT. SEAS 8
TO 11 FT.
.24 HOUR FORECAST WITHIN 15 NM EITHER SIDE OF LINE FROM 16N95W TO
15N95W...INCLUDING GULF OF TEHUANTEPEC...N WINDS 30 TO 35 KT.
SEAS 10 TO 12 FT. ELSEWHERE WITHIN 90 NM EITHER SIDE OF LINE FROM
16N95W TO 15N95W TO 12N98W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO
10 FT.
.33 HOUR FORECAST WITHIN 60 NM EITHER SIDE OF LINE FROM 16N95W TO
15N95W TO 12N98W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS
20 TO 30 KT. SEAS 8 TO 11 FT.
.48 HOUR FORECAST N OF 15N BETWEEN 94W AND 96W N WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.WITHIN 30 NM EITHER SIDE OF LINE FROM 11N86W TO
10N87W...INCLUDING GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.TROUGH FROM 15N125W TO 09N130W. WITHIN AREA BOUNDED BY 18N124W 
TO 18N130W TO 16N130W TO 16N125W TO 18N124W WINDS 20 KT OR LESS. 
SEAS 8 FT IN MIXED NW AND NE SWELL. 
.24 HOUR FORECAST TROUGH FROM 15N128W TO 10N130W. CONDITIONS 
IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.12 HOUR FORECAST FRONT W OF AREA. FROM 28N TO 30N BETWEEN 137W
AND 140W S WINDS 20 TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST FRONT W OF AREA. FROM 29N TO 30N BETWEEN 136W
AND 138W S WINDS 20 TO 25 KT. SEAS 8 FT.
.36 HOUR FORECAST COLD FRONT FROM 30N137W TO 28N140W. 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 1500 UTC FRI DEC 29...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
FROM 08.5N78W TO 06N95W, WHERE IT TRANSITIONS TO THE ITCZ AND 
CONTINUES TO 08N125W. IT RESUMES FROM 09N130W TO BEYOND 09N140W. 
NO SIGNIFICANT CONVECTION.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.