000
FZPN03 KNHC 180918
HSFEP2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SUN DEC 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN DEC 18.
24 HOUR FORECAST VALID 0600 UTC MON DEC 19.
48 HOUR FORECAST VALID 0600 UTC TUE DEC 20.

.WARNINGS.

...GULF OF TEHUANTEPEC GALE WARNING...
.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.
.24 HOUR FORECAST WITHIN 30 NM OF LINE FROM 16N95W TO 15N95W TO 
13N97W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 25 TO 35 
KT. SEAS 8 TO 12 FT.
.30 HOUR FORECAST CONDITIONS BELOW GALE FORCE.

.SYNOPSIS AND FORECAST.

.EXCEPT AS NOTED IN WARNINGS...WITHIN 75 NM OF LINE FROM 16N95W 
TO 15N95W TO 12N98W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST EXCEPT AS NOTED IN WARNINGS...WITHIN 60 NM OF 
LINE FROM 16N95W TO 15N95W TO 12N97W N TO NE WINDS 20 TO 25 
KT. SEAS TO 11 FT. ELSEWHERE FROM 09N TO 12N BETWEEN 97W AND 
105W NE TO E WINDS 20 KT. SEAS 8 TO 10 FT IN PRIMARILY NE SWELL.
.30 HOUR FORECAST WITHIN 45 NM OF LINE FROM 16N95W TO 15N95W TO 
12N97W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 30 
KT. SEAS 8 TO 10 FT IN NE SWELL. FROM 09N TO 12N BETWEEN 97W AND 
107W NE TO E WINDS 20 KT. SEAS TO 9 FT IN MIXED NE AND SW SWELL.
.48 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS MERGED WITH AREA 
DESCRIBED NEXT.

.WITHIN 75 NM OF LINE FROM 11N86W TO 08N94W...INCLUDING GULF OF 
PAPAGAYO...NE TO E WINDS 20 KT EXCEPT TO 25 KT E OF 88W. SEAS TO 
8 FT W OF 89W. 
.24 HOUR FORECAST WITHIN 75 NM OF LINE FROM 11N86W TO 
08N94W...INCLUDING GULF OF PAPAGAYO...NE TO E WINDS 20 KT EXCEPT 
TO 25 KT E OF 88W. SEAS TO 9 FT. ELSEWHERE FROM 06N TO 11N 
BETWEEN 92W AND 101W WINDS LESS THAN 20 KT. SEAS TO 9 FT IN 
PRIMARILY N TO NE SWELL.
.48 HOUR FORECAST FROM 10N TO 12N E OF 90W... INCLUDING GULF OF 
PAPAGAYO...NE TO E WINDS 20 KT. SEAS LESS THAN 8 FT. ELSEWHERE 
FROM 08N TO 11N BETWEEN 90W AND 98W WINDS LESS THAN 20 KT. SEAS 
TO 9 FT IN NE SWELL.

.FROM 18N TO 23N BETWEEN 104W AND 109W NW TO N WINDS 20 TO 25 
KT. SEAS TO 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.. 
.48 HOUR FORECAST N OF 18N E OF 109W NW TO N WINDS 20 KT. SEAS 
TO 8 FT S OF 21N.

.FROM 10N TO 25N W OF 135W NE TO E WINDS 20 KT. SEAS 8 TO 12 FT 
IN PRIMARILY NW SWELL. FROM 10N TO 13N BETWEEN 118W AND 125W NE 
TO E WINDS 20 KT. SEAS TO 8 FT. ELSEWHERE N OF 22N W OF 126W 
WINDS LESS THAN 20 KT. SEAS 8 TO 12 FT IN NW SWELL.
.24 HOUR FORECAST FROM 08N TO 22N W OF 112W NE TO E WINDS 20 KT. 
SEAS 8 TO 11 FT IN NW SWELL. N OF 22N W OF 116W WINDS LESS THAN 
20 KT. SEAS 8 TO 11 FT IN NW SWELL.
.48 HOUR FORECAST FROM 08N TO 22N W OF 118W NE TO E WINDS 20 KT. 
SEAS 8 TO 11 FT IN NW SWELL. ELSEWHERE N OF 06N W OF 112W WINDS 
LESS THAN 20 KT. SEAS 8 TO 10 FT IN NW SWELL.

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

CONVECTION VALID AT 0300 UTC SUN DEC 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS FROM 09N78W TO 09N85W TO 05N103W. ITCZ AXIS 
FROM 05N103W TO 10N120 TO 06N134W TO 07N140W. SCATTERED MODERATE 
WITHIN 240 NM EITHER SIDE OF AXIS E OF 84W. SCATTERED MODERATE 
WITHIN 240 NM EITHER SIDE OF AXIS BETWEEN 110W AND 127W.

$$
.FORECASTER SCHAUER. NATIONAL HURRICANE CENTER.