000
FZPN03 KNHC 170925
HSFEP2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SAT DEC 17 2011

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

SYNOPSIS VALID 0600 UTC SAT DEC 17.
24 HOUR FORECAST VALID 0600 UTC SUN DEC 18.
48 HOUR FORECAST VALID 0600 UTC MON DEC 19.

.WARNINGS.

...GULF OF TEHUANTEPEC GALE WARNING...
.18 HOUR FORECAST WITHIN 45 NM OF LINE FROM 16N95W TO 15N95W TO 
14N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 25 TO 35 
KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST WITHIN 45 NM OF LINE FROM 16N95W TO 15N95W TO 
13N97W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 40 
KT. SEAS 10 TO 14 FT.
.48 HOUR FORECAST CONDITIONS BELOW GALE FORCE.

.SYNOPSIS AND FORECAST.

.WITHIN 45 NM OF LINE FROM 16N95W TO 15N95W TO 14N96W... 
INCLUDING GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS TO 9 
FT.
.18 HOUR FORECAST EXCEPT AS NOTED IN WARNINGS...WITHIN 60 NM 
EITHER SIDE OF LINE FROM 16N95W TO 15N95W TO 11N100W N TO NE 
WINDS 20 TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST EXCEPT AS NOTED IN WARNINGS...WITHIN 75 NM 
EITHER SIDE OF LINE FROM 16N95W TO 15N95W TO 11N100W N TO NE 
WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST WITHIN 60 NM OF LINE FROM 16N95W TO 14N95W TO 
11N100W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 
KT EXCEPT TO 30 KT N OF 15N. SEAS 8 TO 12 FT IN NE SWELL. FROM 
08N TO 11N BETWEEN 100W AND 107W NE TO E WINDS 20 KT. SEAS TO 9 
FT IN MIXED NE AND SW SWELL.

.FROM 06N TO 21N W OF 130W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 
11 FT IN PRIMARILY NE SWELL. 
.24 HOUR FORECAST FROM 09N TO 18N W OF 123W NE TO E WINDS 20 KT. 
SEAS TO 9 FT IN PRIMARILY NW SWELL.
.48 HOUR FORECAST FROM 09N TO 22N W OF 113W NE TO E WINDS 20 KT. 
SEAS 8 TO 11 FT IN PRIMARILY NW SWELL. FROM 03N TO 09N W OF 130W 
WINDS LESS THAN 20 KT. SEAS TO 9 FT IN NW SWELL.

.DISSIPATING FRONTAL TROUGH FROM 1016 MB LOW PRES NEAR 29N116W 
TO 26N116W TO 24N120W. N OF 26N BETWEEN 124W AND 134W NE WINDS 
20 KT. SEAS TO 9 FT IN NW SWELL.
.24 HOUR FORECAST FRONTAL TROUGH DISSIPATED. 1018 MB LOW PRES 
NEAR 30N117W. W OF LINE FROM 30N123W TO 18N140W WINDS LESS THAN 
20 KT. SEAS 8 TO 11 FT IN NW SWELL. 
.48 HOUR FORECAST N OF 22N W OF 113W WINDS LESS THAN 20 KT. SEAS 
8 TO 10 FT IN PRIMARILY NW SWELL. 

.FROM 10N TO 12N E OF 89W...INCLUDING GULF OF PAPAGAYO...NE 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST FROM 09N TO 11N BETWEEN 85W AND 90W... 
INCLUDING GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS 8 FT.
.48 HOUR FORECAST WITHIN 60 NM OF LINE FROM 11N86W TO 09N93W... 
INCLUDING GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS TO 9 FT. 
ELSEWHERE FROM 07N TO 11N BETWEEN 93W AND 100W WINDS LESS THAN 
20 KT. SEAS 8 TO 10 FT IN NE SWELL.

.24 HOUR FORECAST N OF 19N E OF 107W NW TO N WINDS 20 KT. SEAS 
LESS THAN 8 FT.
.48 HOUR FORECAST N OF 18N BETWEEN 105W AND 107W NW TO N WINDS 
20 KT. SEAS TO 8 FT.

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

CONVECTION VALID AT 0700 UTC SAT DEC 17...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS FROM 09N84W TO 06N100W. ITCZ AXIS FROM 
06N100W TO 10N116W TO 07N125W TO BEYOND 07N140W. SCATTERED 
MODERATE ISOLATED STRONG WITHIN 150 NM N AND 120 NM S OF AXIS W 
OF 132W. SCATTERED MODERATE WITHIN 60 NM EITHER SIDE OF AXIS 
BETWEEN 114W AND 125W.

$$
.FORECASTER SCHAUER. NATIONAL HURRICANE CENTER.