000
FZPN03 KNHC 130909
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC TUE DEC 13 2016

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 TUE DEC 13.
24 HOUR FORECAST VALID 0600 UTC WED DEC 14.
48 HOUR FORECAST VALID 0600 UTC THU DEC 15.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.GULF OF TEHUANTEPEC N OF 14.5N BETWEEN 94.5W AND 95.5W N WINDS
20 TO 25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST GULF OF TEHUANTEPEC N OF 14.5N BETWEEN 94.5W
AND 95.5W N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST GULF OF TEHUANTEPEC WITHIN 30 NM OF LINE FROM
16N95W TO 15N95W TO 14N96W N TO NE WINDS 20 TO 30 KT. SEAS TO 10
FT.

.LOW PRES NEAR 10N91W 1009 MB. WITHIN 180 NM NE QUADRANT OF LOW
E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.12 HOUR FORECAST LOW PRES NEAR 10N92W 1009 MB. WITHIN 150 NM N
QUADRANT OF LOW E WINDS 20 TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW PRES NEAR 09N95W 1010 MB. WITHIN 150 NM NE
QUADRANT OF LOW E WINDS 20 KT OR LESS. SEAS TO 8 FT.
.36 HOUR FORECAST LOW PRES NEAR 09N97W 1011 MB. WINDS 20 KT OR
LESS. SEAS LESS THAN 8 FT.

.SURFACE TROUGH FROM 11N128W TO 16N127W. FROM 14N TO 16N BETWEEN
124W AND 127W NE TO E WINDS 20 TO 25 KT. SEAS 8 FT. FROM 12N TO
15N BETWEEN 127W AND 134W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN
MIXED NE AND NW SWELL.
.24 HOUR FORECAST SURFACE TROUGH FROM 10N136W TO 16N133W. FROM
15N TO 18N BETWEEN 129W AND 132W WINDS 20 KT. SEAS 8 FT IN MIXED
NE AND NW SWELL.
.48 HOUR FORECAST SURFACE TROUGH FROM 14N135W TO 18N134W TO
20N132W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.COLD FRONT NW OF AREA. NW OF 28N W OF 138W S TO SW WINDS 20 TO
25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST COLD FRONT FROM 30N139W TO 29N140W. N OF A
LINE FROM 30N136W TO 26N140W AND E OF FRONT S TO SW WINDS 20 TO
25 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST COLD FRONT FROM 30N135W TO 27N140W. N OF 29N
W OF 131W WINDS 20 KT OR LESS. SEAS TO 10 FT IN NW SWELL.

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

CONVECTION VALID AT 0900 UTC TUE DEC 13...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N77W TO LOW PRES 1009MB NEAR 10N91W TO
08N98W TO 08N106W. ITCZ CONTINUES FROM 08N106W TO 08N118W TO
11N127W. ITCZ RESUMES FROM 11N129W TO BEYOND 07N140W. SCATTERED
MODERATE ISOLATED STRONG FROM 03N TO 07N BETWEEN 77W AND 79W.
SCATTERED MODERATE FROM 06N TO 11N BETWEEN 89W AND 99W AND
WITHIN 90 NM EITHER SIDE OF A LINE FROM 09N115W TO 16N126W.

$$
.FORECASTER MCELROY. NATIONAL HURRICANE CENTER.