000
FZPN03 KNHC 072121
HSFEP2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC WED SEP 07 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC WED SEP 07.
24 HOUR FORECAST VALID 1800 UTC THU SEP 08.
48 HOUR FORECAST VALID 1800 UTC FRI SEP 09.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST

.COMPLEX LOW MEAN CENTER 17N107W 1009 MB. WITHIN 180 NM NE 
SEMICIRCLE OF MEAN CENTER NE TO E WINDS 20 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW PRES 17.5N110W 1011 MB. LITTLE 
CHANGE.
.48 HOUR FORECAST LOW PRES DISSIPATED. WINDS LESS THAN 20 KT. 
SEAS LESS THAN 8 FT.

.LOW PRES 10N134W 1011 MB. WITHIN 90 NM SE SEMICIRCLE S TO SW 
WINDS 20 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW PRES 12.5N132W 1010 MB. WITHIN 240 NM N 
SEMICIRCLE AND WITHIN 180 NM SE QUADRANT WINDS 20 TO 25 KT. SEAS 
8 TO 10 FT.
.48 HOUR FORECAST LOW PRES 13.5N132W 1012 MB. WITHIN 180 NM NW 
SEMICIRCLE WINDS 20 TO 25 KT. SEAS TO 9 FT.

.PORTION OF MONSOON TROUGH FROM 16N105W TO 11.5N120W TO LOW 
PRES 10N134W. S OF TROUGH TO 03N BETWEEN 107W AND 133W S TO SW 
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST PORTION OF MONSOON TROUGH FROM 16N100W TO LOW 
PRES 17.5N110W TO 12N120W TO LOW PRES 12.5N132W. WITHIN 240 NM S 
OF TROUGH AXIS BETWEEN 110W AND 130W SW WINDS 20 KT. SEAS 8 TO 
10 FT IN SW SWELL.
.48 HOUR FORECAST FROM 10N TO 16N BETWEEN 106W AND 120W WINDS 
LESS THAN 20 KT. SEAS 8 TO 9 FT IN SW SWELL.
 
.GULF OF TEHUANTEPEC N TO NE WINDS 20 KT. SEAS 8 FT. ELSEWHERE S 
OF 16N BETWEEN 95W AND 120W AND FROM 05N TO 12N BETWEEN 120W AND 
135W WINDS LESS THAN 20 KT. SEAS TO 9 FT PRIMARILY IN SW SWELL.
.24 HOUR FORECAST N OF 14N BETWEEN 94W AND 98W INCLUDING THE 
GULF OF TEHUANTEPEC NE WINDS 20 TO 25 KT. SEAS TO 10 FT. 
ELSEWHERE S OF 16N BETWEEN 95W AND 120W AND S OF 13N BETWEEN 
120W AND 135W WINDS LESS THAN 20 KT. SEAS TO 9 FT PRIMARILY IN 
SW SWELL.
.48 HOUR FORECAST N OF 13N BETWEEN 94W AND 98W INCLUDING THE 
GULF OF TEHUANTEPEC N TO NE WINDS 20 TO 25 KT. SEAS TO 11 FT.  
ELSEWHERE S OF 18N BETWEEN 97W AND 118W AND S OF 05N BETWEEN 
118W AND 133W WINDS LESS THAN 20 KT. SEAS TO 8 FT PRIMARILY IN 
SW SWELL.

.N OF 03N E OF 82W S TO SW WINDS 20 TO 25 KT. SEAS TO 9 FT IN SW 
SWELL.
.24 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST N OF 27N WITHIN 150 NM OF W COAST OF BAJA 
CALIFORNIA NW WINDS 20 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

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

CONVECTION VALID AT 2030 UTC TUE SEP 07...

.COMPLEX LOW PRES 17N107W...SCATTERED MODERATE ISOLATED STRONG 
WITHIN 150 NM NW SEMICIRCLE.
 
.LOW PRES 10N134W...SCATTERED MODERATE ISOLATED STRONG WITHIN 
150 NM OF CENTER.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH ACROSS EXTREME SW CARIBBEAN EXTENDING NW ACROSS 
COSTA RICA AND W NICARAGUA TO 13.5N90W TO 14N99W TO LOW PRES 
17N107W TO 12N119W TO LOW PRES 10N134W TO 07.5N140W. SCATTERED 
MODERATE TO STRONG N OF 03N E OF 87W. SCATTERED MODERATE 
ISOLATED STRONG FROM 12N TO 16N BETWEEN 97W AND 105W...AND FROM 
08N TO 13N BETWEEN 115W AND 125W. 

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.