000
FZPN03 KNHC 310947
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC FRI AUG 31 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

PAN PAN

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W.

SYNOPSIS VALID 0600 UTC FRI AUG 31.
24 HOUR FORECAST VALID 0600 UTC SAT SEP 01.
48 HOUR FORECAST VALID 0600 UTC SUN SEP 02.

.WARNINGS.
...HURRICANE WARNING...
.HURRICANE ILEANA AT 21.8N 114.8W 985 MB AT 0900 UTC AUG 31 
MOVING NW OR 320 DEG AT 6 KT.  MAXIMUM SUSTAINED WIND 65 GUSTS 
80 KT.  TROPICAL STORM FORCE WIND WITHIN 70 NM N SEMICIRCLE... 
80 NM SE QUADRANT AND 50 NM SW QUADRANT.  SEAS 12 FT OR GREATER 
WITHIN 90 NM W SEMICIRCLE...180 NM NE QUADRANT AND 150 NM SE 
QUADRANT WITH SEAS TO 24 FT.
.24 HOUR FORECAST  TROPICAL STORM ILEANA NEAR 23.1N 116.6W. 
MAXIMUM SUSTAINED WIND 50 GUSTS 60 KT.  LITTLE CHANGE IN RADIUS 
OF TROPICAL STORM FORCE WINDS AND SEAS 12 FT OR GREATER. 
.48 HOUR FORECAST  TROPICAL DEPRESSION ILEANA NEAR 24.0N 119.5W. 
MAXIMUM SUSTAINED WIND 30 GUSTS 40 KT.  SEAS 12 FT OR GREATER 
WITHIN AREAS OF STORM FORCE WIND WITH SEAS TO 22 FT.
.72 HOUR FORECAST  POST-TROPICAL REMNANT LOW ILEANA NEAR 24.5N 
122.0W.  MAXIMUM SUSTAINED WIND 25 GUSTS 35 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST  POST-TROPICAL REMNANT LOW ILEANA NEAR 24.5N 
124.0W.  MAXIMUM SUSTAINED WIND 20 GUSTS 30 KT.
.120 HOUR FORECAST  POST-TROPICAL REMNANT LOW ILEANA NEAR 24.5N 
126.5W.  MAXIMUM SUSTAINED WIND 20 GUSTS 30 KT.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.

.SYNOPSIS AND FORECAST.

.EXCEPT AS NOTED IN ILEANA WARNINGS...WITHIN 180 NM N AND 210 NM 
S SEMICIRCLES OF ILEANA  WINDS TO 33 KT.  SEAS TO 12 FT. 
ELSEWHERE FROM 21N TO 28N BETWEEN 107W AND 123W  WINDS 20 KT OR 
LESS.  SEAS TO 11 FT IN MIXED N AND S SWELL.  ELSEWHERE FROM 10N 
TO 21N BETWEEN 104W AND 124W  WINDS 20 KT OR LESS.  SEAS TO 11 
FT IN SW SWELL.
.24 HOUR FORECAST  EXCEPT AS NOTED IN ILEANA WARNINGS...WITHIN 
150 NM N AND 180 NM S SEMICIRCLES OF ILEANA  WINDS TO 33 KT. 
SEAS TO 12 FT.  ELSEWHERE FROM 22N TO 30N BETWEEN 108W AND 126W 
WINDS 20 KT OR LESS.  SEAS TO 11 FT IN MIXED N AND S SWELL. 
ELSEWHERE FROM 17N TO 22N BETWEEN 100W AND 125W  WINDS 20 KT OR 
LESS.  SEAS TO 11 FT IN SW SWELL.
.48 HOUR FORECAST  EXCEPT AS NOTED IN ILEANA WARNINGS...WITHIN 
180 OF ILEANA  WINDS TO 33 KT.  SEAS TO 12 FT.  ELSEWHERE N OF 
25N E OF 128W  WINDS 20 KT OR LESS.  SEAS TO 11 FT PRIMARILY IN 
N AND S SWELL.  ELSEWHERE FROM 17N TO 25N E OF 122W  WINDS 20 KT 
OR LESS.  SEAS TO 10 FT IN SW SWELL.

.LOW PRES AT 11N91W 1007 MB.  WITHIN 90 NM OF CENTER  WINDS 20 
TO 25 KT.  SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST  LOW PRES NEAR 11N95W 1006 MB.  WITHIN 270 NM 
OF CENTER  WINDS 20 TO 30 KT.  SEAS TO 11 FT. 
.48 HOUR FORECAST  LOW PRES NEAR 13N100W 1005 MB.  WITHIN 300 NM 
NE AND 120 NM SW SEMICIRCLES  WINDS 20 TO 30 KT.  SEAS TO 14 FT. 

.S OF 10N W OF 88W  WINDS 20 KT OR LESS.  SEAS TO 10 FT IN S 
SWELL.
.24 HOUR FORECAST  S OF 17N FROM 80W TO 130W  WINDS 20 KT OR 
LESS.  SEAS TO 10 FT IN S SWELL.
.48 HOUR FORECAST  ELSEWHERE S OF 17N FROM 90W AND 122W  WINDS 
20 KT OR LESS.  SEAS TO 10 FT IN MIXED S SWELL.

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

CONVECTION VALID AT 0600 UTC FRI SEP 01...

.HURRICANE ILEANA...SCATTERED MODERATE ISOLATED STRONG WITHIN 
90 NM OF CENTER.

.LOW PRES CENTER AT 11N91W...SCATTERED MODERATE ISOLATED STRONG 
WITHIN 240 NM N SEMICIRCLE OF CENTER.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS FROM 12N86W TO 1011 MB LOW PRES 11N91W TO  
08N98W TO 08N108W...THEN RESUMES 14N115W TO 10N125W TO BEYOND 
10N140W.  SCATTERED MODERATE ISOLATED STRONG BETWEEN AXIS AND 
05N E OF 100W. 

$$
.FORECASTER WALLY BARNES.  NATIONAL HURRICANE CENTER.