000
FZPN03 KNHC 200319
HSFEP2

HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC THU SEP 20 2012

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC THU SEP 20.
24 HOUR FORECAST VALID 0000 UTC FRI SEP 21.
48 HOUR FORECAST VALID 0000 UTC SAT SEP 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES...REMNANT OF LANE...AT 21N132W 1012 MB AT 0300 UTC 
MOVE W AT 5 KT.  WINDS 20 TO 30 KT.  SEAS TO 11 FT WITHIN 60 NM 
NW OF CENTER. ELSEWHERE WITHIN 90 NM NW AND 45 NM SE SEMICIRCLES 
OF CENTER  WINDS 20 TO 25 KT.  SEAS TO 8 FT.  
.24 HOUR FORECAST  LOW PRES REMNANT OF LANE NEAR 21N137W.  
WITHIN 60 NM NW QUADRANT  WINDS 20 TO 25 KT. SEAS 8 FT.
.36 HOUR FORECAST  REMNANT LOW PRES DISSIPATED.  FROM 20N TO 25N 
W OF 138W  WINDS 20 KT OR LESS.  SEAS TO 8 FT IN MIXED SWELL.

.DEVELOPING LOW PRES 12N98W 1009 MB.  WITHIN 120 NM NE QUADRANT 
WINDS 20 KT OR LESS.  SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...12N99W 
1009 MB.  WITHIN 150 NM NE QUADRANT  E WINDS 20 TO 25 KT.  SEAS 
TO 8 FT.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE... 
12N102W 1008 MB.  WITHIN 180 NM S SEMICIRCLE  WINDS 20 TO 25 
KT.  SEAS TO 10 FT. 

.06 HOUR FORECAST GULF OF TEHUANTEPEC  N TO NE WINDS 20 TO 25 
KT.  SEAS LESS THAN 8 FT.
.24 HOUR FORECAST  WITHIN 30 NM OF LINE 16N94W TO 14N96W TO 
14N98W INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 30 
KT.  SEAS TO 9 FT.
.48 HOUR FORECAST  WITHIN 30 NM OF LINE FROM 16N94W TO 14N96W . 
INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. 
SEAS TO 10 FT.

.N OF 26N FROM 120W TO 125W  WINDS 20 KT  OR LESS.  SEAS TO 
8 FT IN N SWELL.
.24 HOUR FORECAST  LITTLE CHANGE.
.48 HOUR FORECAST  LITTLE CHANGE.

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

CONVECTION VALID AT 0300 THU SEP 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 1009 MB LOW PRES AT 12N98W TO 
10N124W.  ITCZ AXIS EXTENDS FROM 07N130W TO BEYOND 06N140W.  
SCATTERED MODERATE ISOLATED STRONG WITHIN 120 NM OF AXIS FROM 
124W TO 132W.  SCATTERED MODERATE WITHIN 90 NM S OF AXIS FROM 
100W TO 105W.

$$
.FORECASTER WALLY BARNES.  NATIONAL HURRICANE CENTER.