000
FZPN03 KNHC 080942
HSFEP2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC MON OCT 08 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC MON OCT 08.
24 HOUR FORECAST VALID 0600 UTC TUE OCT 09.
48 HOUR FORECAST VALID 0600 UTC WED OCT 10.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM OLIVIA NEAR 16.4N 120.9W 999 MB AT 0900 UTC OCT
08 MOVING N OR 360 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 50 KT
GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM N 
SEMICIRCLE AND 20 NM S SEMICIRCLE.  SEAS 12 FT OR GREATER WITHIN 
90 NM N SEMICIRCLE...50 NM SE QUADRANT AND 75 NM SW QUADRANT 
WITH SEAS TO 19 FT.
.24 HOUR FORECAST TROPICAL STORM OLIVIA NEAR 16.9N 121.3W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 60 NM NE QUADRANT...20 NM SE QUADRANT...30 NM SW 
QUADRANT...AND 70 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
90 NM NE QUADRANT...50 NM SE QUADRANT AND 60 NM W SEMICIRCLE WITH
SEAS TO 17 FT.
.48 HOUR FORECAST TROPICAL DEPRESSION OLIVIA NEAR 16.5N 122.6W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS 9 TO 12 FT WITHIN
75 NM NE QUADRANT.
.72 HOUR FORECAST POST TROPICAL REMNANT LOW OLIVIA NEAR 15.5N 
124.5W. 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 300 NM NW AND 90 NM 
SE SEMICIRCLES OF CENTER WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. 
ELSEWHERE FROM 08N TO 20N BETWEEN 124W AND 130W WINDS 20 KT OR 
LESS. SEAS 8 FT IN MIXED NE AND SE SWELL. 
.24 HOUR FORECAST EXCEPT AS NOTED OLIVIA WARNING...WITHIN 270 NM 
NW AND 120 NM SE SEMICIRCLES OF CENTER WINDS 20 TO 33 KT. SEAS 8 
TO 12 FT. ELSEWHERE FROM 09N TO 21N BETWEEN 123W AND 132W WINDS
20 KT OR LESS. SEAS TO 9 FT IN MIXED NE AND SE SWELL.
.48 HOUR FORECAST EXCEPT AS NOTED OLIVIA WARNING...WITHIN 240 NM 
NW SEMICIRCLE OF CENTER WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. 
WITHIN 90 NM SE SEMICIRCLE OF CENTER WINDS 20 TO 25 KT. SEAS 8 
TO 10 FT IN MIXED SWELL. ELSEWHERE FROM 10N TO 21N BETWEEN 122W 
AND 135W WINDS 20 KT OR LESS. SEAS 8 FT PRIMARILY IN NE SWELL.

.FROM 03N TO 07N BETWEEN 86W AND 96W WINDS 20 KT OR LESS. SEAS 
TO 8 FT IN SW SWELL. S OF 04N BETWEEN 98W AND 110W WINDS 20 KT 
OR LESS. SEAS 8 FT IN SW SWELL.
.24 HOUR FORECAST FROM 04N TO 08N BETWEEN 83W AND 100W WINDS
20 KT OR LESS. SEAS TO 8 FT IN SW SWELL.
.48 HOUR FORECAST NEW LOW PRES NEAR 10N88W 1009 MB. WITHIN 180 
NM S SEMICIRCLE SW TO W WINDS 20 TO 25 KT. SEAS TO 8 FT.

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

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

CONVECTION VALID AT 0930 UTC MON OCT 08...

.TROPICAL STORM OLIVIA...SCATTERED MODERATE TO STRONG WITHIN
90 NM NW AND 45 NM NE QUADRANTS AND WITHIN 30 NM OF 18N120W.
SCATTERED MODERATE ISOLATED STRONG WITHIN30 NM OF LINE 13N120W
15N119W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM 09N84W TO 09N96W TO 09N109W WHERE IT
ENDS. THE MONSOON TROUGH THEN RESUMES AT 13N123W TO 09N135W WHERE
IT TRANSITIONS TO THE ITCZ AXIS TO 08N140W. SCATTERED MODERATE 
ISOLATED STRONG ALONG AND WITHIN 120 NM S OF TROUGH BETWEEN
89W AND 92W AND WITHIN 30 NM OF TROUGH BETWEEN 123W AND 135W.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.