000
FZPN03 KNHC 301535
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC THU AUG 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC THU AUG 30.
24 HOUR FORECAST VALID 1200 UTC FRI AUG 31.
48 HOUR FORECAST VALID 1200 UTC SAT SEP 01.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE ILEANA NEAR 20.2N 113.7W 983 MB AT 1500 UTC AUG 30 
MOVING NW OR 325 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 70 KT 
GUSTS 85 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM E 
SEMICIRCLE...40 NM SW QUADRANT AND 70 NM NW QUADRANT. SEAS 12 FT 
OR GREATER WITHIN 150 NM W SEMICIRCLE...210 NM NE QUADRANT AND 
270 NM SE QUADRANT WITH SEAS TO 26 FT.
.24 HOUR FORECAST HURRICANE ILEANA NEAR 21.7N 115.3W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT. LITTLE CHANGE IN RADIUS OF 
TROPICAL STORM FORCE WINDS. SEAS 12 FT OR GREATER WITHIN 180 NM 
NE QUADRANT...180 NM SE QUADRANT...120 NM SW QUADRANT AND 150 NM 
NW QUADRANT WITH SEAS TO 20 FT.
.48 HOUR FORECAST TROPICAL STORM ILEANA NEAR 23.3N 117.9W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE 
WINDS WITHIN 60 NM OF CENTER EXCEPT 30 NM SW QUADRANT. SEAS 12 
FT OR GREATER WITHIN 180 NM NE QUADRANT...150 NM SE QUADRANT... 
90 NM SW QUADRANT AND 150 NM NW QUADRANT WITH SEAS TO 18 FT.
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW ILEANA NEAR 24.0N
120.5W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 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 WINDS 20 KT GUSTS 30 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW ILEANA NEAR 25.0N
127.0W. MAXIMUM SUSTAINED WINDS 20 KT 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 OF CENTER OF ILEANA 
WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. ELSEWHERE WITHIN 120 NM 
EITHER SIDE OF A LINE FROM 19N109W TO 11N116W S TO SW WINDS 20 
TO 25 KT. SEAS 8 TO 11 FT. REMAINDER OF AREA FROM 10N TO 24N 
BETWEEN 107W AND 120W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN A 
BROAD MIX OF SWELL.
.24 HOUR FORECAST EXCEPT AS NOTED IN ILEANA WARNINGS...WITHIN 
300 NM OF CENTER OF ILEANA WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. 
ELSEWHERE WITHIN 120 NM EITHER SIDE OF A LINE FROM 16N111W TO 
10N118W S TO SW WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. ELSEWHERE 
FROM 10N TO 27N BETWEEN 100W AND 123W WINDS 20 KT OR LESS. SEAS 
8 TO 10 FT IN A BROAD MIX OF SWELL.
.48 HOUR FORECAST EXCEPT AS NOTED IN ILEANA WARNINGS...WITHIN 
210 NM OF CENTER OF ILEANA WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. 
ELSEWHERE N OF 26N BETWEEN 120W AND 127W N TO NE WINDS 20 TO 25 
KT. SEAS TO 9 FT. REMAINDER OF AREA FROM 10N TO 27N BETWEEN 103W 
AND 123W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN A BROAD MIX OF 
SWELL.

.FROM 12N TO 16N W OF 136W WINDS 20 KT OR LESS. SEAS 8 FT IN 
MIXED NE AND S SWELL.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.AREA BOUNDED BY 00N135W TO 10N130W TO 10N100W TO 00N92W TO 
00N135W WINDS 20 KT OR LESS. SEAS TO 9 FT IN S TO SW SWELL.
.24 HOUR FORECAST S OF 05N BETWEEN 80W AND 87W WINDS 20 KT OR 
LESS. SEAS TO 9 FT IN SW SWELL. S OF 10N BETWEEN 100W AND 125W 
WINDS 20 KT OR LESS. SEAS TO 9 FT IN S TO SW SWELL.
.48 HOUR FORECAST S OF 06N BETWEEN 80W AND 85W WINDS 20 KT OR 
LESS. SEAS 8 FT IN SW SWELL. S OF 06N BETWEEN 90W AND 103W AND S 
OF 10N BETWEEN 103W AND 123W WINDS 20 KT OR LESS. SEAS 8 FT IN S 
TO SW SWELL.

.24 HOUR FORECAST LOW PRES NEAR 11.5N91W 1009 MB. WITHIN 240 NM 
N QUADRANT AND 300 NM S QUADRANT OF LOW WINDS 20 TO 25 KT. SEAS 
8 TO 10 FT. ELSEWHERE BETWEEN 90W AD 100W WINDS 20 KT OR LESS. 
SEAS TO 9 FT IN SW SWELL.
.48 HOUR FORECAST LOW PRES NEAR 13N93W 1008 MB. WITHIN 180 NM N 
AND NE QUADRANTS OF LOW WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. 
ELSEWHERE N OF 06N BETWEEN 90W AND 103W WINDS 20 KT OR LESS. 
SEAS TO 9 FT IN PRIMARILY SW SWELL.

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

CONVECTION VALID AT 1500 UTC THU AUG 30...

.HURRICANE ILEANA...SCATTERED MODERATE ISOLATED STRONG WITHIN 
120 NM NE SEMICIRCLE. SCATTERED TO NUMEROUS STRONG WITHIN 150 NM 
SW SEMICIRCLE.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH IS ALONG 09N78W TO 11N89W TO 11N104W THEN 
RESUMES FROM 16N114W TO 11N120W TO 11N140W. NO INTERTROPICAL 
CONVERGENCE ZONE AXIS IS EVIDENT. SCATTERED MODERATE ISOLATED 
STRONG WITHIN 300 NM S OF MONSOON TROUGH E OF 90W...AND 180-210 
NM S OF MONSOON TROUGH BETWEEN 90W AND 105W. SIMILAR CONVECTION 
IS WITHIN 180 NM N OF MONSOON TROUGH E OF 105W. 

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.