000
FZPN03 KNHC 201510
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC THU OCT 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC THU OCT 20.
24 HOUR FORECAST VALID 1200 UTC FRI OCT 21.
48 HOUR FORECAST VALID 1200 UTC SAT OCT 22.

.WARNINGS.

...GULF OF TEHUANTEPEC GALE WARNING...
.WITHIN 45 NM EITHER SIDE OF LINE FROM 16N95W TO 14N96W... 
INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 35 KT. 
SEAS 10 TO 12 FT.
.06 HOUR FORECAST WINDS BELOW GALE FORCE.

.SYNOPSIS AND FORECAST.

.EXCEPT AS NOTED IN WARNINGS...WITHIN 60 NM EITHER SIDE OF LINE 
FROM 16N95W TO 14N96W TO 13N101W N TO NE WINDS 20 TO 30 KT. SEAS 
8 TO 12 FT.
.06 HOUR FORECAST WITHIN 60 NM EITHER SIDE OF LINE FROM 16N95W 
TO 14N96W TO 13N101W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST WITHIN 60 NM EITHER SIDE OF LINE FROM 16N95W 
TO 13N97W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE 
WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. ELSEWHERE FROM 10N TO 15N 
BETWEEN 95W AND 105W WINDS LESS THAN 20 KT. SEAS 8 FT IN 
PRIMARILY NE SWELL.
.48 HOUR FORECAST WITHIN 60 NM EITHER SIDE OF LINE FROM 16N95W 
TO 14N96W TO 12N98W...INCLUDING THE GULF OF TEHUANTEPEC...N TO 
NE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.

.FROM 08N TO 12N BETWEEN 95W AND 115W WINDS LESS THAN 20 KT. 
SEAS 8 FT IN SW SWELL.
.24 HOUR FORECAST FROM 10N TO 15N BETWEEN 97W AND 105W WINDS 
LESS THAN 20 KT. SEAS 8 FT MIXED SW AND NE SWELL. 
.30 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.48 HOUR FORECAST FROM 15N TO 20N W OF 130W NE TO E WINDS 20 KT. 
SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 1315 UTC THU OCT 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS FROM THE CENTRAL AMERICA COAST NEAR 14N89W 
TO 12N97W TO 1012 MB LOW NEAR 13N103W TO 07N121W. ITCZ AXIS FROM 
07N121W TO 09N140W. SCATTERED MODERATE WITHIN 120 NM N OF AXIS 
BETWEEN 97W AND 105W AND AGAIN BETWEEN 112W AND 118W. 

$$
.FORECASTER LANDSEA. NATIONAL HURRICANE CENTER.