000
FZPN03 KNHC 272145
HSFEP2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC THU SEP 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU SEP 27.
24 HOUR FORECAST VALID 1800 UTC FRI SEP 28.
48 HOUR FORECAST VALID 1800 UTC SAT SEP 29.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROPICAL DEPRESSION MIRIAM NEAR 22.1N 116.9W 1002 MB AT 2100 
UTC SEP 27 MOVING W OR 270 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 
30 KT GUSTS 40 KT. SEAS 12 FT OR GREATER WITHIN 150 NM N 
SEMICIRCLE AND 120 NM S SEMICIRCLE WITH SEAS TO 16 FT. WITHIN 
200 NM OF CENTER EXCEPT 240 NM NW QUADRANT WINDS 20 TO 30 KT. 
SEAS 8 TO 12 FT. ELSEWHERE FROM 16N TO 27N BETWEEN 111W AND 124W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW MIRIAM NEAR 21.7N 
117.2W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. SEAS LESS 
THAN 12 FT. WITHIN 180 NM SW SEMICIRCLE OF REMNANT LOW MIRIAM 
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE FROM 17N TO 26N 
BETWEEN 110W AND 122W WINDS 20 KT OR LESS. SEAS TO 9 FT IN BROAD 
MIX OF SWELL. 
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW MIRIAM NEAR 21.2N 
116.9W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. SEAS LESS 
THAN 12 FT. FROM 09N TO 22N BETWEEN 102W AND 122W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN PRIMARILY SW SWELL.

.LOW PRES NEAR 16.5N107W 1007 MB MOVING NNW 13 KT. OVER FORECAST 
WATERS WITHIN 330 NM NE SEMICIRCLE SE TO S WINDS 20 TO 30 KT 
GUSTS 35 KT. SEAS 8 TO 12 FT. FROM 08N TO 14N BETWEEN 104W AND 
110W S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. FROM MONSOON 
TROUGH S TO 07N BETWEEN 110W AND 131W S TO SW WINDS 20 TO 25 KT. 
CONFUSED SEAS 8 TO 11 FT IN MIXED OF SWELL. ELSEWHERE FROM 06N 
TO 16N BETWEEN 101W AND 126W WINDS 20 KT OR LESS. SEAS TO 9 FT 
IN MIXED SWELL. 
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
23N108W 1007 MB. MONSOON TROF FROM 20N107W TO 12N122W. WITHIN 90 
NM E SEMICIRCLE OF LOW WINDS 20 TO 30 KT GUSTS 35 KT. SEAS 8 TO 
11 FT. ELSEWHERE WITHIN 120 NM NE...SE AND SW QUADRANTS OF 
LOW...INCLUDING GULF OF CALIFORNIA...WINDS 20 TO 25 KT. SEAS TO 
9 FT. REMAINDER OF AREA FROM 17N TO 22N BETWEEN 104W AND 110W 
WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED SWELL. WITHIN 150 NM SE 
OF MONSOON TROF FROM 105W TO 120W SW WINDS 20 TO 25 KT. SEAS 8 
TO 10 FT IN MIXED SW SWELL. REMAINDER OF AREA S OF 17N BETWEEN 
103W AND 128W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN SW SWELL.
.48 HOUR FORECAST LOW PRES INLAND. N OF 22N E OF 112W WINDS 20 
KT OR LESS. SEAS LESS THAN 8 FT. FROM 09N TO 22N BETWEEN 102W 
AND 122W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN PRIMARILY SW 
SWELL. S OF 09N BETWEEN 94W AND 126W WINDS 20 KT OR LESS. SEAS 
TO 9 FT IN PRIMARILY SW SWELL. 

.FROM 08N TO 16N W OF 132W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT 
IN MERGING NW AND SW SWELL. S OF 05N BETWEEN 118W AND 131W WINDS 
20 KT OR LESS. SEAS 8 FT IN SW SWELL. N OF 27N BETWEEN 122W AND 
132W WINDS 20 KT OR LESS. SEAS 8 FT IN MERGING SE AND NW SWELL.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST NW OF LINE 30N130W TO 24N140W WINDS 20 KT OR 
LESS. SEAS TO 10 FT IN NW SWELL.

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

CONVECTION VALID AT 2115 UTC THU SEP 27...

.T.S. MIRIAM NEAR 22.1N 116.9W. NO SIGNIFICANT CONVECTION. 

.LOW PRES NEAR 16.5N107W. NUMEROUS MODERATE TO STRONG FROM 16.5N 
TO 24N BETWEEN 105W AND 109W. 
 
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N79W TO LOW PRES NEAR 09N94W 1010 MB TO 
12N100W WHERE IT FRACTURES...THEN RESUMES FROM LOW PRES NEAR 
16.5N107W 1007 MB TO 16N112W TO 13N116W TO 11N140W. SCATTERED 
MODERATE ISOLATED STRONG N OF 07.5N BETWEEN 80W AND 86W. 
SCATTERED MODERATE ISOLATED STRONG WITHIN 210 NM S OF TROUGH 
BETWEEN 90W AND 101W. SCATTERED MODERATE ISOLATED STRONG FROM 
10N TO 16N BETWEEN 106W AND 116W. SCATTERED MODERATE TO STRONG 
FROM 08.5N TO 11N BETWEEN 129W AND 133W. 

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.