000
FZPN03 KNHC 130921
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC THU OCT 13 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU OCT 13.
24 HOUR FORECAST VALID 0600 UTC FRI OCT 14.
48 HOUR FORECAST VALID 0600 UTC SAT OCT 15.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROPICAL DEPRESSION IRWIN NEAR 18.3N 107.7W 1006 MB AT 0900 UTC 
OCT 13 MOVING NE OR 055 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 30 
KT GUSTS 40 KT.  SEAS 12 FT OR GREATER WITHIN 30 NM N 
SEMICIRCLE...180 NM SE QUADRANT AND 120 NM SW QUADRANT WITH SEAS 
TO 15 FT. ELSEWHERE WITHIN 60 NM N SEMICIRCLE...210 NM SE 
QUADRANT...AND 150 NM SW QUADRANT WINDS 20 TO 30 KT. SEAS 20 TO 
30 KT. SEAS 8 TO 12 FT. REMAINDER AREA FROM 11N TO 17N BETWEEN 
101W AND 113W AND FROM 06N TO 11N BETWEEN 109W AND 116W S TO SW 
WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN SW SWELL.
.24 HOUR FORECAST POST TROPICAL REMNANT LOW IRWIN NEAR 18.2N 
105.2W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS 12 FT OR 
GREATER WITHIN 0 NM N SEMICIRCLE AND WITHIN 75 NM S SEMICIRCLE 
WITH SEAS TO 13 FT. ELSEWHERE WITHIN 15 NM N SEMICIRCLE AND 120 
NM S SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. REMAINDER 
AREA FROM 13N TO 17N BETWEEN 104W AND 110W W TO NW WINDS 20 TO 
25 KT. SEAS 9 TO 11 FT.
.48 HOUR FORECAST POST TROPICAL REMNANT LOW IRWIN NEAR 16.4N 
104.7W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS TO 11 
FT. ELSEWHERE FROM 12N TO 16N BETWEEN 103W AND 108W W TO NW 
WINDS 20 KT. SEAS 9 TO 11 FT IN MIXED NW AND SE SWELL.
.72 HOUR FORECAST POST TROPICAL REMNANT LOW IRWIN NEAR 15.0N 
106.0W. 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 IRWIN NEAR 15.0N 
108.0W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
.120 HOUR FORECAST POST TROPICAL REMNANT LOW IRWIN NEAR 15.5N 
109.5W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.

.FROM 03N TO 09N BETWEEN 120W AND 130W S TO SW WINDS 20 KT. SEAS 
8 TO 10 FT IN SW SWELL. 
.24 HOUR FORECAST NEW LOW PRES 11N126W 1009 MB. WITHIN 150 NM SE 
SEMICIRCLE WINDS 20 KT. SEAS 9 TO 10 FT IN NW SWELL. 
.48 HOUR FORECAST LOW PRES 12N122W 1009MB. FROM 10N TO 12N 
BETWEEN 117W AND 122W SW WINDS 20 KT. SEAS 9 TO 11 FT IN NW 
SWELL.

.N OF 27W BETWEEN 124W AND 130W N TO NE WINDS 20 KT. SEAS 10 TO 
12 FT IN NW SWELL. ELSEWHERE N OF 16N W OF 109W WINDS LESS THAN 
20 KT. SEAS 8 TO 11 FT IN NW SWELL.
.24 HOUR FORECAST ELSEWHERE N OF 05N BETWEEN 109W AND 134W WINDS 
LESS THAN 20 KT. SEAS 8 TO 10 FT IN NW SWELL.
.48 HOUR FORECAST W OF 130W S OF 26N TO LINE FROM 23N110W TO 
20N105W TO 00N118W WINDS LESS THAN 20 KT. SEAS 8 TO 10 FT IN NW 
SWELL.

.N OF 07N BETWEEN 80W AND 88W AND N OF 10N E OF 101W SW TO W 
WINDS 20 TO 25 KT. SEAS 9 TO 14 FT IN SW SWELL. ELSEWHERE N OF 
05N BETWEEN 80W AND 133W EXCEPT THE GULF OF CALIFORNIA WINDS 
LESS THAN 20 KT. SEAS 8 TO 11 FT IN PRIMARILY SW SWELL.
.24 HOUR FORECAST N OF 15N BETWEEN 94W AND 95.5W...INCLUDING THE 
GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS 8 TO 11 FT IN SW 
SWELL. FROM 10N TO 15N BETWEEN 88W AND 101W W TO NW WINDS 20 TO 
25 KT EXCEPT SW TO W WINDS S OF 13N. SEAS 9 TO 13 FT IN SW 
SWELL. ELSEWHERE BETWEEN 80W AND 86W AND FROM 08N TO 20N BETWEEN 
86W AND 109W WINDS LESS THAN 20 KT. SEAS 8 TO 10 FT IN SW SWELL.
.48 HOUR FORECAST N OF 13N BETWEEN 93W AND 96W...INCLUDING THE 
GULF OF TEHUANTEPEC...NW TO N WINDS 20 TO 30 KT. SEAS 8 TO 11 
FT. FROM 07N TO 13N BETWEEN 87W AND 103W SW TO W WINDS 20 KT. 
SEAS 8 TO 10 FT IN SW SWELL. REMAINDER AREA FROM 03N TO 20N 
BETWEEN 80W AND 115W WINDS LESS THAN 20 KT. SEAS TO 9 FT IN SW 
SWELL.

.24 HOUR FORECAST COLD FRONT FROM 30N139W TO 29N140W. NW OF 
FRONT N WINDS 20 KT. SEAS TO 8 FT.
.48 HOUR FORECAST COLD FRONT FROM 30N133W TO 24N140W NW TO N 
WINDS 20 KT. SEAS TO 9 FT IN NW SWELL.

.GULF OF CALIFORNIA N OF 30N NW TO N WINDS 20 KT. SEAS LESS THAN 
8 FT.
.06 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 0800 UTC THU OCT 13...
.TROPICAL DEPRESSION IRWIN...SCATTERED MODERATE WITHIN 75 NM W 
SEMICIRCLE OF CENTER.

.SCATTERED MODERATE ISOLATED STRONG N OF 12N E OF 96W.

.SCATTERED MODERATE FROM 14N TO 18N BETWEEN 102W AND 105W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 18N114W TO 10N128W TO 08N140W. NO 
SIGNIFICANT CONVECTION.

$$
.FORECASTER SCHAUER. NATIONAL HURRICANE CENTER.