000
FZPN03 KNHC 131539
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SUN OCT 13.
24 HOUR FORECAST VALID 1200 UTC MON OCT 14.
48 HOUR FORECAST VALID 1200 UTC TUE OCT 15.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM OCTAVE NEAR 18.3N 112.1W 998 MB AT 1500 UTC OCT
13 MOVING NNW OR 330 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 45 KT
GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM NW AND SE
QUADRANTS...60 NM NE QUADRANT AND 0 NM SW QUADRANT. SEAS 12 FT
OR GREATER WITHIN 40 NM OF CENTER EXCEPT 0 NM SW QUADRANT WITH 
SEAS TO 15 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 21.7N 113.7W.
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 60 NM N SEMICIRCLE WITH SEAS TO 15 FT. 
ELSEWHERE WITHIN 150 NM N SEMICIRCLE AND 90 NM S SEMICIRCLE 
WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST TROPICAL DEPRESSION OCTAVE NEAR 24.3N 113.4W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 75 NM OF 
CENTER WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.72 HOUR FORECAST POST TROPICAL REMNANT LOW OCTAVE NEAR 25.1N
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 26.0N 
112.5W. 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.

.LOW PRES NEAR 13N117W 1006 MB. WITHIN AREA BOUNDED BY A LINE 
FROM 10N120W TO 13N114W TO 11N110W TO 08N118W TO 10N120W SW 
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST LOW PRES NEAR 14N115W 1007 MB. WITHIN AREA 
BOUNDED BY A LINE FROM 17N115W TO 19N112W TO 13N111W TO 10N115W 
TO 17N115W S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST LOW PRES NEAR 15N116W 1008 MB. WINDS 20 KT OR 
LESS. SEAS LESS THAN 8 FT.

.LOW PRES NEAR 12N135W 1009 MB. WITHIN 180 NM NW SEMICIRCLE 
WINDS 20 KT OR LESS. SEAS TO 9 FT IN NE SWELL.
.24 HOUR FORECAST LOW DISSIPATED. WINDS 20 KT OR LESS. SEAS LESS 
THAN 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.
.36 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 1500 UTC SUN OCT 13...

.TROPICAL STORM OCTAVE...SCATTERED MODERATE TO ISOLATED STRONG 
WITHIN 90 NM SW SEMICIRCLE...AND FROM 20N TO 22N BETWEEN 110W 
AND 113W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...              
MONSOON TROUGH FROM 10N85W TO 12N103W TO 11N108W THEN RESUMES 
FROM LOW PRES NEAR 13N117W TO 11N130W TO 08N140W. NO ITCZ E OF 
140W. SCATTERED MODERATE WITHIN 60 NM EITHER SIDE OF AXIS 
BETWEEN 100W AND 105W AND BETWEEN 117W AND 120W.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.