000
FZPN03 KNHC 112106
HSFEP2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SUN SEP 11 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN SEP 11.
24 HOUR FORECAST VALID 1800 UTC MON SEP 12.
48 HOUR FORECAST VALID 1800 UTC TUE SEP 13.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST

.WEAKENING LOW PRES 12.5N133.5W 1009 MB. WITHIN 90 NM NW 
SEMICIRCLE WINDS 20 KT. SEAS TO 8 FT. 
.24 HOUR FORECAST LOW PRES WEAKENED TO TROUGH ALONG 135W. FROM 
11N TO 14N W OF 135W NE WINDS 20 KT. SEAS TO 8 FT. 
.48 HOUR FORECAST TROUGH ALONG 140W. FROM 12N TO 16N W OF 138W 
NE WINDS 20 KT. SEAS TO 8 FT.

.LOW PRES 16.5N116.5W 1008 MB. WITHIN 150 NM SE QUADRANT SW 
WINDS 20 KT. SEAS 8 FT.
.24 HOUR FORECAST LOW PRES 17.5N117W 1012 MB. WITHIN 180 NM NW 
QUADRANT NE WINDS 20 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW PRES WEAKENED TO TROUGH FROM 15N TO 19N 
ALONG 119W. WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.S OF 08N FROM 89W TO 125W WINDS LESS THAN 20 KT. SEAS 8 TO 9 FT 
IN MIXED SE AND SW SWELL. S OF 02N W OF 138W SE WINDS 20 KT. 
SEAS TO 8 FT.
.24 HOUR FORECAST S OF 10N FROM 95W TO 121W WINDS LESS THAN 20 
KT. SEAS 8 TO 9 FT IN MIXED SE AND SW SWELL. S OF 05N W OF 130W 
SE WINDS 20 KT. SEAS TO 8 FT.
.48 HOUR FORECAST S OF 04N W OF 132W SE WINDS 20 KT. SEAS TO 8 
FT. ELSEWHERE S OF 04N W OF 118W WINDS LESS THAN 20 KT. SEAS TO 
8 FT IN MIXED SE AND SW SWELL.

.N OF 27N FROM 122W TO 134W WINDS LESS THAN 20 KT. SEAS 8 FT IN 
NW SWELL.
.24 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.GULF OF TEHUANTEPEC 12 HOUR FORECAST WITHIN 90 NM OF COAST N 
WINDS 20 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 45 NM OF LINE 16N95W TO 14.5N95W TO 
13.5N96.5W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 
25 KT. SEAS TO 10 FT.  
.48 HOUR FORECAST N OF 13N BETWEEN 94.5W AND 95.5W...INCLUDING 
GULF OF TEHUANTEPEC...N TO NE WINDS 20 KT. SEAS TO 9 FT. 

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

CONVECTION VALID AT 2015 UTC SUN SEP 11...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM EXTREME SOUTHWEST CARIBBEAN WNW 
ACROSS N PORTIONS OF COSTA RICA AND ENTERS EPAC WATERS NEAR 
10N86W TO 08N91W TO 20.5N112W TO 1008 MB LOW PRES AT 16.5N116.W 
TO 1009 MB LOW PRES AT 12.5N133.5W TO 10.5N137W THEN TRANSITIONS 
TO ITCZ TO BEYOND 10N140W. SCATTERED TO NUMEROUS MODERATE TO 
STRONG CONVECTION NOTED WITH 60 NM N AND 270 NM S OF AXIS E OF 
96W...AND BETWEEN 98W AND 105W. 

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.