000
FZPN03 KNHC 220241
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC THU AUG 22 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC THU AUG 22.
24 HOUR FORECAST VALID 0000 UTC FRI AUG 23.
48 HOUR FORECAST VALID 0000 UTC SAT AUG 24.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 16N111W 1006 MB. WITHIN 300 NM SE SEMICIRCLE 
WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. WITHIN 60 NM NE QUADRANT 
WINDS 20 TO 25 KT. SEAS 8 FT. WITHIN 240 NM E OF A LINE FROM 
20N110W TO 15N106W E TO SE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
18N111.5W 1005 MB. WITHIN 330 NM NE SEMICIRCLE WINDS 20 TO 30 
KT. SEAS 8 TO 12 FT. ELSEWHERE WITHIN AN AREA BOUNDED BY A LINE 
FROM 18N111.5W TO 11N125W TO 10N120W TO 11N110W TO 15N106W TO 
18N111.5W S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
20.5N113W 1004 MB. WITHIN 360 NM E SEMICIRCLE...300 NM SW 
QUADRANT...AND 240 NM NW QUADRANT WINDS 20 TO 30 KT. SEAS 8 TO 
14 FT. ELSEWHERE WITHIN 300 S OF A LINE FROM 15N107W TO 15N122W 
S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.

.30 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF A LINE FROM 16N95W 
TO 14.5N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 
20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

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

CONVECTION VALID 0230 UTC THU AUG 22...

.SCATTERED MODERATE WITHIN 120 NM S OF PANAMA AND COSTA RICA 
BETWEEN 81W AND 85.5W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...               
MONSOON TROUGH FROM 09N85W TO 11N100W TO LOW PRES NEAR 11.5N111W 
TO LOW PRES NEAR 15N121W TO 12N140W. NO ITCZ AXIS IS PRESENT. 
SCATTERED MODERATE WITHIN 150 NM S OF MONSOON TROUGH BETWEEN 90W 
AND 94W...BETWEEN 96W AND 99W...WITHIN 210 NM S OF MONSOON 
TROUGH BETWEEN 100W AND 108W...FROM 12N TO 18N BETWEEN 111W AND 
118W...AND WITHIN 150 NM N OF MONSOON TROUGH BETWEEN 118W AND 
124W.
 
$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.