000
FZPN03 KNHC 122150
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC THU SEP 12 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC THU SEP 12.
24 HOUR FORECAST VALID 1800 UTC FRI SEP 13.
48 HOUR FORECAST VALID 1800 UTC SAT SEP 14.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST. 

.DEVELOPING LOW PRES NEAR 14.5N100W 1004 MB. FROM 14.5N TO 16N 
BETWEEN 96.5W AND 101W E TO SE WINDS 20 TO 25 KT. SEAS TO 10 FT 
WITH SW SWELL. WITHIN 330 NM SE SEMICIRCLE OF LOW WINDS 20 TO 25 
KT. SEAS 8 TO 12 FT IN MIXED SW SWELL. FROM 08.5N TO 11N BETWEEN 
102W AND 110W SW TO W WINDS 20 TO 25 KT. SEAS 8 TO 10 FT IN 
MIXED SW SWELL. ELSEWHERE FROM 06N TO 16N BETWEEN 91W AND 112W 
WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED SW SWELL. 
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
15N101W 1002 MB. WITHIN 120 NM N SEMICIRCLE WINDS 20 TO 30 KT. 
SEAS TO 10 FT. WITHIN 240 NM SE SEMICIRCLE WINDS 25 TO 30 KT. 
SEAS 8 TO 12 FT. ELSEWHERE FROM 07N TO 15N BETWEEN 98W AND 104W 
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. FROM 07N TO 11N BETWEEN 104W 
AND 110W SW TO W WINDS 20 TO 25 KT. SEAS 8 TO 9 FT IN MIXED SW 
SWELL. ELSEWHERE FROM 08N TO 16.5N BETWEEN 90W AND 111W WINDS 20 
KT OR LESS. SEAS TO 9 FT IN MIXED SW SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
16N101W 1002 MB. WITHIN 90 NM N SEMICIRCLE WINDS 20 TO 30 KT. 
SEAS 8 TO 10 FT. WITHIN 330 NM SE SEMICIRCLE WINDS 25 TO 30 KT. 
SEAS 9 TO 13 FT. ELSEWHERE FROM 07N TO 13N BETWEEN 98W AND 110W 
WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. FROM 07N TO 11N BETWEEN 110W 
AND 115W SW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. REMAINDER OF AREA 
FROM 08N TO 16N BETWEEN 93W AND 118W WINDS 20 KT OR LESS. SEAS 
TO 9 FT IN MIXED SW SWELL.
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

CONVECTION VALID 2115 UTC THU SEP 12...

.LOW PRES NEAR 14.5N100W...SCATTERED STRONG WITHIN 60 NM OF LOW. 
SCATTERED STRONG ELSEWHERE FROM 13N TO 16N BETWEEN 92W TO 108W. 
 
.LOW PRES 11.5N122.5W...ISOLATED MODERATE WITHIN 180 NM W 
QUADRANT.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...                
THE MONSOON TROUGH IS RATHER ILL DEFINED ACROSS E PORTIONS OF 
THE AREA...AND MEANDERS FROM THE EXTREME SW CARIB NEAR 11N80W 
AND MEANDERS NW ACROSS CENTRAL AMERICA TO LOW PRES ACROSS THE 
BAY OF CAMPECHE...THEN EXTENDS S-SW ACROSS MEXICO AND THROUGH 
THE GULF OF TEHUANTEPEC TO NEAR 15N97W TO DEVELOPING LOW PRES 
NEAR 14.5N100W TO 12.5N108W TO 15N117W TO LOW PRES 11.5N122.5W 
TO 08N128W TO 08.5N136W...WHERE IT TRANSITIONS TO 
ITCZ...CONTINUING ON TO BEYOND 09N140W. SCATTERED MODERATE 
ISOLATED STRONG CONVECTION WITHIN 210 NM SW OF CENTRAL AMERICAN 
COAST BETWEEN 78W AND 92W. SCATTERED MODERATE ISOLATED STRONG 
FROM 08N TO 17.5N BETWEEN 101W AND 112W.
 
$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.