000
FZPN03 KNHC 120945
HSFEP2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC MON SEP 12 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MON SEP 12.
24 HOUR FORECAST VALID 0600 UTC TUE SEP 13.
48 HOUR FORECAST VALID 0600 UTC WED SEP 14.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST

.WEAKENING LOW PRES 12N134W 1012 MB. WITHIN 90 NM NE SEMICIRCLE 
WINDS 20 KT. SEAS TO 8 FT. 
.24 HOUR FORECAST LOW PRES WEAKENED TO TROUGH ALONG 138W. FROM 
11N TO 14N W OF 136W NE WINDS 20 KT. SEAS TO 8 FT. 
.48 HOUR FORECAST TROUGH DISSIPATED. FROM 12N TO 16N W OF 138W 
NE WINDS 20 KT. SEAS LESS THAN 8 FT.

.LOW PRES 17N116W 1010 MB. WITHIN 120 NM SE QUADRANT WINDS LESS 
THAN 20 KT. SEAS TO 8 FT.
.24 HOUR FORECAST WEAKENING LOW PRES 17N118W 1011 MB. WITHIN 90 
NM NW QUADRANT NE WINDS 20 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW PRES DISSIPATED. WINDS LESS THAN 20 KT. 
SEAS LESS THAN 8 FT.

.S OF 10N BETWEEN 93W AND 132W WINDS LESS THAN 20 KT. SEAS 8 TO 
9 FT IN MIXED SE AND SW SWELL. 
.24 HOUR FORECAST S OF 10N BETWEEN 95W AND 130W WINDS LESS THAN 
20 KT. SEAS 8 TO 9 FT IN MIXED SE AND SW SWELL. S OF 05N W OF 
130W E TO SE WINDS 20 KT. SEAS 8 FT.
.48 HOUR FORECAST S OF 06N W OF 115W WINDS LESS THAN 20 KT. SEAS 
TO 8 FT IN MIXED SE AND SW SWELL.

.N OF 26N BETWEEN 122W AND 135W WINDS LESS THAN 20 KT. SEAS 8 FT 
IN NW SWELL.
.18 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.N OF 15N BETWEEN 94W AND 96W...INCLUDING GULF OF 
TEHUANTEPEC...N WINDS 20 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 30 NM OF LINE 16N95W TO 
14N95.5W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 
25 KT. SEAS TO 9 FT.  
.48 HOUR FORECAST N OF 15N BETWEEN 94W AND 96W...INCLUDING GULF 
OF TEHUANTEPEC...N WINDS 20 KT. SEAS TO 8 FT. FROM 10N TO 13N 
BETWEEN 95W AND 98W WINDS LESS THAN 20 KT. SEAS 8 FT IN MERGING 
SW AND N SWELL. 

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

CONVECTION VALID AT 0900 UTC MON SEP 12...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM EXTREME SOUTHWEST CARIBBEAN WNW 
ACROSS THE COSTA RICA NICARAGUA BORDER AND ENTERS THE EPAC 
WATERS NEAR 10.5N86W TO 10N101W TO 1010 MB LOW PRES AT 17.5N117W 
TO 11N125W TO 1012 MB LOW PRES AT 12N134W TO 09N137W THEN ITCZ 
TO BEYOND 10N140W. SCATTERED MODERATE TO STRONG N OF MONSOON 
TROUGH AXIS E OF 94W. 

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.