000
FZPN03 KNHC 130913
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SUN OCT 13 2013

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN OCT 13.
24 HOUR FORECAST VALID 0600 UTC MON OCT 14.
48 HOUR FORECAST VALID 0600 UTC TUE OCT 15.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM OCTAVE NEAR 17.1N 111.0W 1002 MB AT 0900 UTC OCT 
13 MOVING NW OR 315 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 40 KT 
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM OF CENTER 
EXCEPT 0 NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 40 NM OF 
CENTER EXCEPT 0 NM SW QUADRANT WITH SEAS TO 14 FT. ELSEWHERE 
WITHIN 210 NM OF CENTER...EXCEPT 0 NM SW QUADRANT...WINDS 20 TO 
33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST TROPICAL STORM OCTAVE NEAR 20.5N 113.1W. 
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE 
WINDS WITHIN 50 NM E SEMICIRCLE...30 NM SW QUADRANT AND 40 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN AREA OF TROPICAL STORM 
FORCE WINDS WITH SEAS TO 16 FT. ELSEWHERE WITHIN 210 NM OF 
CENTER WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST TROPICAL STORM OCTAVE NEAR 23.2N 113.4W. 
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE 
WINDS WITHIN 40 NM E SEMICIRCLE AND 0 NM W SEMICIRCLE. SEAS 12 
FT OR GREATER WITHIN AREA OF TROPICAL STORM FORCE WINDS WITH 
SEAS TO 13 FT. ELSEWHERE WITHIN 90 NM OF CENTER WINDS 20 TO 33 
KT. SEAS 8 TO 12 FT. REMAINDER OF AREA FROM 21N TO 25N BETWEEN 
111W AND 118W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN PRIMARILY 
MIXED SW AND NW SWELL.
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW OCTAVE NEAR 24.5N 
113.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. EXTENDED 
OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL REMNANT LOW OCTAVE NEAR 25.5N 
112.5W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.
.120 HOUR FORECAST...DISSIPATED.

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.

.LOW PRES NEAR 13N117W 1006 MB. WITHIN 180 NM SE OF A LINE FROM 
13N116W TO 10N120W SW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. 
ELSEWHERE WITHIN AN AREA BOUNDED BY A LINE FROM 14N109W TO 
14N118W TO 08N122W TO 08N109W TO 14N109W WINDS 20 KT OR LESS. 
SEAS 8 TO 9 FT IN MIXED SW AND NW SWELL.
.24 HOUR FORECAST LOW PRES NEAR 13N116W 1007 MB. WITHIN 210 NM 
SE OF A LINE FROM 18N113W TO 12N117W S TO SW WINDS 20 TO 25 KT. 
SEAS 9 TO 11 FT. ELSEWHERE FROM 09N TO 15N BETWEEN 108W AND 117W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SW AND NW SWELL.
.48 HOUR FORECAST LOW PRES NEAR 16N114W 1008 MB. WITHIN 120 NM E 
QUADRANT WINDS 20 KT OR LESS. SEAS 8 FT IN SW SWELL.

.LOW PRES NEAR 13N135W 1010 MB. WITHIN 180 NM N QUADRANT WINDS 
20 TO 25 KT. SEAS 9 TO 10 FT. ELSEWHERE WITHIN 360 NM NW 
SEMICIRCLE WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N TO NE SWELL.
.24 HOUR FORECAST LOW PRES NEAR 12N139W 1010 MB. FROM 14N TO 17N 
W OF 137W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE SWELL.
.36 HOUR FORECAST LOW PRES DISSIPATED. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.06 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF A LINE FROM 16N95W 
TO 14.5N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 
20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST WITHIN 45 NM EITHER SIDE OF A LINE FROM 16N95W 
TO 15N95W TO 14N96W...INCLUDING THE GULF OF TEHUANTEPEC...N TO 
NE WINDS 20 TO 25 KT. SEAS 8 FT.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

CONVECTION VALID 0830 UTC SUN OCT 13...

.TROPICAL STORM OCTAVE...NUMEROUS MODERATE SCATTERED STRONG 
WITHIN 60 NM E SEMICIRCLE...AND FROM 14N TO 21N BETWEEN 110W AND 
113W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...              
MONSOON TROUGH FROM 09N80W TO 13N103W THEN RESUMES FROM LOW   
PRES NEAR 13N117W TO 12N133W TO 08N140W. NO ITCZ E OF 140W. 
SCATTERED MODERATE FROM 11N TO 13N BETWEEN 98W AND 100W...FROM 
07N TO 11N BETWEEN 101W AND 109W...AND WITHIN 120 NM NW 
SEMICIRCLE OF LOW NEAR 13N117W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.