000
FZPN03 KNHC 310236
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC WED AUG 31 2011

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC WED AUG 31.
24 HOUR FORECAST VALID 0000 UTC THU SEP 01.
48 HOUR FORECAST VALID 0000 UTC FRI SEP 02.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES 17N102W 1004 MB MOVING WNW 4 KT. WITHIN 70 NM OF 
CENTER WINDS 20 TO 25 KT. SEAS TO 8 FT. ELSEWHERE FROM 11N TO 
15N BETWEEN 101W AND 108W SW TO W WINDS 20 KT. SEAS 8 TO 9 FT 
IN SW SWELL.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
18N104W 1003 MB. WITHIN 90 NM OF CENTER WINDS 20 TO 30 KT. SEAS 
TO 9 FT. ELSEWHERE FROM 11N TO 15N BETWEEN 100W AND 108W SW TO W 
WINDS 20 TO 25 KT. SEAS 8 TO 11 FT IN SW SWELL. 
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
19N106W 1002 MB. WITHIN 120 NM OF CENTER WINDS 20 TO 30 KT. 
SEAS 8 TO 10 FT. 

.S OF 09N BETWEEN 120W AND 130W SE TO S WINDS 20 KT. SEAS 9 TO 
11 FT IN SW SWELL. ELSEWHERE S OF 11N BETWEEN 100W AND 134W 
WINDS LESS THAN 20 KT. SEAS 8 TO 11 FT PRIMARILY IN SW SWELL. 
.24 HOUR FORECAST FROM 10N TO 12N BETWEEN 108W AND 120W SW WINDS 
20 KT. SEAS 10 TO 11 FT IN SW SWELL. ELSEWHERE S OF 11N BETWEEN 
92W AND 134W WINDS LESS 20 KT. SEAS 8 TO 11 FT PRIMARILY IN SW 
SWELL.
.48 HOUR FORECAST FROM 10N TO 13N BETWEEN 105W AND 115W SW WINDS 
20 KT. SEAS 10 TO 12 FT IN SW SWELL. ELSEWHERE S OF 17N BETWEEN 
92W AND 130W WINDS LESS 20 KT. SEAS 8 TO 11 FT PRIMARILY IN SW 
SWELL. S OF 05N BETWEEN 80W AND 88W WINDS LESS THAN 20 KT. SEAS 
8 TO 10 FT IN SW SWELL.

.N OF 26N BETWEEN 120W AND 132W N TO NE WINDS 20 KT. SEAS 8 FT.
.24 HOUR FORECAST N OF 29N W OF 125W N TO NE WINDS 20 KT. SEAS 9 
FT IN MIXED N AND SW SWELL. FROM 20N TO 25N W OF 135W NE WINDS 
20 KT. SEAS TO 9 FT IN PRIMARILY SW SWELL. ELSEWHERE NW OF LINE 
30N119W TO 20N132W TO 13N140W WINDS LESS THAN 20 KT. SEAS TO 9 
FT PRIMARILY IN SW SWELL.
.48 HOUR FORECAST N OF 28N W OF 120W WINDS LESS THAN 20 KT. SEAS 
9 TO 11 FT IN MIXED N AND SW SWELL. ELSEWHERE N OF 17N W OF 110W 
WINDS LESS THAN 20 KT. SEAS TO 9 FT PRIMARILY IN SW SWELL.

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

CONVECTION VALID AS 0300 UTC WED AUG 31...

.LOW PRES NEAR 17N102W. NUMEROUS MODERATE TO ISOLATED STRONG IS 
N OF 17N BETWEEN 102W AND 105W. SCATTERED MODERATE IS N OF 16N 
BETWEEN 99W AND 102W. 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH IS ALONG 10N86W TO THE DEVELOPING 1004 MB 
SURFACE LOW AT 16.5N102W TO 14N115W TO 16N125W TO 11N140W. 
SCATTERED MODERATE IS FROM 09N TO 12N BETWEEN 121W AND 129W. 
SIMILAR CONVECTION IS NE OF LINE FROM 14N93W TO 16N95W. 

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.