000
FZPN03 KNHC 202159 CCB
HSFEP2

HIGH SEAS FORECAST...CORRECTED
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC TUE AUG 20 2013

CORRECTED TYPO IN SECOND PARAGRAPH

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 TUE AUG 20.
24 HOUR FORECAST VALID 1800 UTC WED AUG 21.
48 HOUR FORECAST VALID 1800 UTC THU AUG 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.06 HOUR FORECAST LOW PRES NEAR 14N110W 1007 MB. WITHIN 180 NM S 
QUADRANT SW TO W WINDS 20 TO 25 KT. SEAS 8 FT.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
16N109W 1006 MB. WITHIN 240 NM NE QUADRANT WINDS 20 TO 30 KT. 
SEAS 8 TO 10 FT. ELSEWHERE WITHIN 180 NM S OF A LINE FROM 
16N109W TO 13N115W S TO SW WINDS 20 TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW PRES NEAR 18N110W 1004 MB. WITHIN 240 NM 
OF CENTER...EXCEPT 0 NM SW QUADRANT...WINDS 20 TO 30 KT. SEAS 8 
TO 12 FT.

.24 HOUR FORECAST LOW PRES NEAR 15N120W 1008 MB. WITHIN 180 NM 
SE AND S QUADRANTS WINDS 20 TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW PRES NEAR 15N120W 1007 MB. WITHIN 240 NM S 
SEMICIRCLE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. 

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

CONVECTION VALID 2100 UTC TUE AUG 20...

.SCATTERED MODERATE WITHIN 180 NM E OF A LINE FROM 16N95W TO 
12N98W...INCLUDING THE GULF OF TEHUANTEPEC.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...               
MONSOON TROUGH FROM 08N78W TO 10N97W TO LOW PRES NEAR 14N110W TO 
LOW PRES NEAR 17N123W TO 11N140W. NO ITCZ AXIS IS PRESENT. 
SCATTERED MODERATE ISOLATED STRONG WITHIN 180 NM S OF MONSOON 
TROUGH BETWEEN 101W AND 106W...WITHIN 180 NM S OF MONSOON TROUGH 
BETWEEN 109W AND 121W...AND ALSO BETWEEN 123W AND 129W. SIMILAR 
CONVECTION IS WITHIN 120 NM W SEMICIRCLE OF FIRST LOW.
 
$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.