000
FZPN03 KNHC 182131
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL 
2230 UTC SAT JUN 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC SAT JUN 18.
24 HOUR FORECAST VALID 1800 UTC SUN JUN 19.
48 HOUR FORECAST VALID 1800 UTC MON JUN 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 13N97W 1007 MB. WITHIN 240 NM NE QUADRANT WINDS 
20 TO 30 KT. SEAS 8 TO 10 FT. S OF 10N BETWEEN 90W AND 115W S TO 
SW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT IN SW SWELL.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
14N101W 1005 MB. WITHIN 180 NM N QUADRANT WINDS 20 TO 30 KT. 
SEAS 8 TO 10 FT. WITHIN 240 NM SE SEMICIRCLE WINDS 20 TO 25 KT. 
SEAS 8 TO 11 FT. ELSEWHERE S OF 10N BETWEEN 90W AND 110W S TO SW 
WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
16N104W 1003 MB. WITHIN 270 NM E SEMICIRCLE WINDS 20 TO 30 KT. 
SEAS 8 TO 14 FT IN SW SWELL. WITHIN 120 NM W SEMICIRCLE WINDS 20 
TO 30 KT. SEAS 8 TO 14 FT. ELSEWHERE FROM 03N TO 11N BETWEEN 95W 
AND 115W S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 15 FT IN SW SWELL. 
ELSEWHERE S OF 16N BETWEEN 90W AND 105W WINDS LESS THAN 20 KT. 
SEAS 8 TO 12 FT IN SW SWELL.

.N OF 27N W OF 130W NE WINDS 20 KT. SEAS 8 FT. ELSEWHERE N OF 
20N W OF 120W WINDS LESS THAN 20 KT. SEAS 8 FT IN N SWELL.
.24 HOUR FORECAST N OF 25N W OF 135W NE WINDS 20 KT. SEAS 8. 
.36 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.FROM 23N TO 29N E OF 115W TO BAJA CALIFORNIA COAST NW WINDS 20 
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

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

CONVECTION VALID AS OF 2100 UTC SAT JUN 18...

.LOW PRES NEAR 13N96W...SCATTERED MODERATE ISOLATED STRONG 
CONVECTION WITHIN 180 NM NW SEMICIRCLE. 

.SCATTERED MODERATE N OF 03N BETWEEN 80W AND 85W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM 10N86W TO LOW PRES NEAR 13N97W 1007 
MB TO 11N100W TO 11N115W TO 09N125W. THE ITCZ EXTENDS FROM 
09N125W TO 06N135W TO 06N140W. SCATTERED MODERATE WITHIN 60 NM S 
OF MONSOON TROUGH BETWEEN 105W AND 110W.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.