000
FZPN03 KNHC 072108
HSFEP2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SUN OCT 07 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SECURITE

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

SYNOPSIS VALID 1800 UTC SUN OCT 07.
24 HOUR FORECAST VALID 1800 UTC MON OCT 08.
48 HOUR FORECAST VALID 1800 UTC TUE OCT 09.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM OLIVIA NEAR 15.5N 120.8W 998 MB AT 2100 UTC OCT 
07 MOVING N-NW OR 340 DEG AT 5 KT. MAXIMUM SUSTAINED WINDS 50 KT 
GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM NE...
60 NM SE...50 NM SW AND 70 NM NW QUADRANTS. SEAS 12 FT OR 
GREATER WITHIN 90 NM NE...30 NM SE...60 NM SW AND 120 NM NW 
QUADRANTS. SEAS TO 18 FT.
.24 HOUR FORECAST TROPICAL STORM OLIVIA NEAR 16.9N 120.9W. 
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE 
WINDS WITHIN 90 NM NE...70 NM SE...60 NM SW AND 80 NM NW 
QUADRANTS. SEAS 12 FT OR GREATER WITHIN 120 NM NE...45 NM 
SE...75 NM SW AND 150 NM NW QUADRANTS. SEAS TO 20 FT.
.48 HOUR FORECAST TROPICAL STORM OLIVIA NEAR 17.2N 121.8W. 
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE 
WINDS WITHIN 60 NM NE...40 NM SE...30 NM SW AND 50 NM NW 
QUADRANTS. SEAS 12 FT OR GREATER WITHIN 90 NM NE...30 NM SE...60 
NM SW AND 120 NM NW QUADRANTS. SEAS TO 17 FT.
.72 HOUR FORECAST TROPICAL DEPRESSION OLIVIA NEAR 17.0N 123.3W. 
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 OLIVIA NEAR 16.3N
125.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 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 OLIVIA WARNING...WITHIN 240 NM OF CENTER 
WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. ELSEWHERE WITHIN 300 NM NW 
AND 420 NM SE SEMICIRCLES OF CENTER WINDS 20 KT OR LESS. SEAS TO 
8 FT PRIMARILY IN MIXED SWELL. 
.24 HOUR FORECAST EXCEPT AS NOTED OLIVIA WARNING...WITHIN 270 NM 
NW AND 150 NM SE SEMICIRCLES OF CENTER WINDS 20 TO 33 KT. SEAS 8 
TO 12 FT. ELSEWHERE WITHIN 480 NM NW AND 360 NM SE SEMICIRCLES 
OF CENTER WINDS 20 KT OR LESS. SEAS TO 8 FT PRIMARILY IN MIXED 
SWELL.
.48 HOUR FORECAST EXCEPT AS NOTED OLIVIA WARNING...WITHIN 240 NM 
NW AND 90 NM SE SEMICIRCLES OF CENTER WINDS 20 TO 33 KT. SEAS 8 
TO 12 FT. ELSEWHERE WITHIN 480 NM NW AND 240 NM SE SEMICIRCLES 
OF CENTER WINDS 20 KT OR LESS. SEAS TO 8 FT PRIMARILY IN MIXED 
SWELL.

.FROM 04N TO 08N BETWEEN 84W AND 94W WINDS 20 KT OR LESS. SEAS 
TO 8 FT IN SW SWELL.
.24 HOUR FORECAST LITTLE CHANGE. 
.48 HOUR FORECAST NEW LOW PRES NEAR 10N90W 1009 MB. WITHIN 180 
NM S SEMICIRCLE SW TO W WINDS 20 TO 25 KT. SEAS TO 8 FT.

.N OF 27N E OF 117W WINDS 20 KT OR LESS. SEAS TO 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.12 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N94.5W 
TO 14.5N95W... INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 
25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N94.5W 
TO 14N96W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 
20 TO 25 KT. SEAS TO 8 FT.
.36 HOUR FORECAST WITHIN 45 NM EITHER SIDE OF LINE FROM 16N94.5W 
TO 15N95W TO 14N96W...INCLUDING THE GULF OF TEHUANTEPEC...N TO 
NE WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LITTLE CHANGE.

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

CONVECTION VALID AT 2100 UTC SUN OCT 07...

.TROPICAL STORM OLIVIA...SCATTERED MODERATE TO STRONG WITHIN 150 
NM N SEMICIRCLE AND 90 NM S QUADRANT. SCATTERED MODERATE 
ISOLATED STRONG WITHIN 60 NM OF 17N118W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH 11N86W TO 07N104W TO 09N112W...RESUMES AT 12N124W 
TO 08N134W. ITCZ AXIS 08N134W TO 08N140W. SCATTERED MODERATE 
ISOLATED STRONG WITHIN 120 NM LINE 07N82W TO 09.5N86W TO 07N95W 
TO 07N97W...AND WITHIN 30 NM LINE 12N95W TO 06N108W. SCATTERED 
MODERATE WITHIN 30 NM LINE 10N104W TO 08N112W AND 60 NM LINE 
13N124W TO 08N129W TO 08N138W.  

$$
.FORECASTER NELSON. NATIONAL HURRICANE CENTER.