000
FZPN03 KNHC 172145
HSFEP2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC WED JUN 17 2009

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED JUN 17.
24 HOUR FORECAST VALID 1800 UTC THU JUN 18.
48 HOUR FORECAST VALID 1800 UTC FRI JUN 19.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW NEAR 16N108W 1008 MB MOVING WNW 9 KT. TROUGH EXTENDS FROM LOW 
CENTER TO 09N116W. WITHIN 120 NM N SEMICIRCLE...WINDS 20 KT. SEAS 
LESS THAN 8 FT. WITHIN 150 NM SE QUADRANT...S TO SW WINDS 20 TO 25 
KT. SEAS TO 9 FT. ELSEWHERE S OF TROUGH TO 08N BETWEEN 105W AND 
116W...S TO SW WINDS 20 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW...POSSIBLE TROPICAL CYCLONE...NEAR 18N108.5W 
1007 MB WITH TROUGH SW TO 10N120W. WITHIN 120 NM NE SEMICIRCLE OF 
LOW...E TO SE WINDS 20 KT. SEAS LESS THAN 8 FT. WITHIN 180 NM SE OF 
TROUGH...SW TO S WINDS 20 TO 25 KT. SEAS TO 9 FT. ELSEWHERE FROM 08N 
TO 12N BETWEEN 105W AND 116W...S TO SW WINDS 20 KT. SEAS LESS THAN 8 
FT.
.48 HOUR FORECAST LOW...POSSIBLE TROPICAL CYCLONE...NEAR 20N109W 
1007 MB WITH TROUGH TO 10N120W. WITHIN 120 NM NE SEMICIRCLE OF 
LOW...E TO SE WINDS 20 KT. SEAS LESS THAN 8 FT. WITHIN 150 NM SE OF 
TROUGH...SW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE FROM 09N 
TO 13N BETWEEN 105W AND 115W...S TO SW WINDS 20 KT. SEAS LESS THAN 8 
FT.
 
.N OF 12N W OF 135W...NE WINDS 20 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST N OF 19N W OF 135W...NE WINDS 20 KT. SEAS TO 8 FT.
.48 HOUR FORECAST N OF 25N W OF 125W...NE WINDS 20 KT. SEAS TO 8 FT.

.FROM 24N TO 29N E OF 116W TO THE W CENTRAL BAJA COAST...NW WINDS 20 
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.36 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 2115 UTC WED JUN 17...

.LOW NEAR 16N108W...ISOLATED MODERATE CONVECTION WAS WITHIN 45 NM NE 
SEMICIRCLE OF LOW. NUMEROUS MODERATE ISOLATED STRONG CONVECTION WAS 
WITHIN 150 NM S SEMICIRCLE...AND FROM 90 NM TO 240 NM E SEMICIRCLE.

.SCATTERED MODERATE CONVECTION WAS OVER GULF OF TEHUANTEPEC N OF 12N 
BETWEEN 91W AND 95W.

INTERTROPICAL CONVERGENCE ZONE...AXIS ALONG 06.5N76W TO 05N83W TO 
07N90W TO 12N105W TO 11N111W TO 07N120W TO 08N130W TO 06N140W. 
SCATTERED MODERATE TO STRONG CONVECTION WITHIN 120 NM N OF AXIS E OF 
85W EXTENDING INTO THE GULF OF PANAMA. SCATTERED MODERATE CONVECTION 
WITHIN 90 NM S OF AXIS BETWEEN 86W AND 101W. SCATTERED MODERATE 
ISOLATED STRONG CONVECTION WAS WITHIN 180 NM EITHER SIDE OF AXIS 
BETWEEN 103W AND 118W. SCATTERED MODERATE CONVECTION WAS WITHIN 120 
NM EITHER SIDE OF AXIS W OF 126W.

$$
.FORECASTER STRIPLING. TROPICAL PREDICTION CENTER.