000
FZPN04 KNHC 151034
HSFEP3

HIGH SEAS FORECAST FOR METAREA XVI
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1115 UTC WED APR 15 2009

CCODE/1:31:16:01:00/AOW/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

S PACIFIC FROM THE EQUATOR TO 18.5S E OF 120W

SYNOPSIS VALID 0600 UTC WED APR 15.
24 HOUR FORECAST VALID 0600 UTC THU APR 16.
48 HOUR FORECAST VALID 0600 UTC FRI APR 17.

.WARNINGS.
...ASHFALL ADVISORY...
FERNANDINA VOLCANO POSITION 0.4S91.5W HAS ERUPTED. LIGHT 
VOLCANIC ASH EXTENDING 180 NM TO THE W OF THE VOLCANO MOVING 
WEST-NORTHWEST AT APPROXIMATELY 10 KT. MARINERS SHOULD EXERCISE 
CAUTION AS REDUCED VISIBILITIES LESS THAN 5 NM ARE LIKELY S OF 
02N BETWEEN 93W AND 95W...WITH LOWEST VISIBILITY NEAR THE 
WESTERN COAST OF FERNANDINA ISLAND. GASES...INCLUDING SULFUR 
DIOXIDE...EXTEND 600 NM TO THE W OF THE VOLCANO. MARINERS SHOULD 
FURTHER EXERCISE CAUTION DUE THE GASES IN THE AREA N OF 02S 
BETWEEN 91W AND 103W. 
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.SYNOPSIS AND FORECAST.

.S OF 08S W OF 100W E TO SE WINDS 20 KT. SEAS 8 TO 10 FT IN SW 
SWELL. ELSEWHERE S OF 03S W OF LINE FROM 03S95W TO 18.5S77W 
WINDS LESS THAN 20 KT. SEAS TO 9 FT IN SW SWELL.
.24 HOUR FORECAST S OF 06S W OF 87W E TO SE WINDS 20 KT. SEAS 8 
TO 10 FT. S OF 06S E OF 87W WINDS LESS THAN 20 KT. SEAS 8 FT IN 
SW SWELL.
.48 HOUR FORECAST FROM 13S TO 03S W OF 85W E TO SE WINDS 20 KT. 
SEAS 8 TO 10 FT IN SW SWELL.

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

CONVECTION VALID 0930 UTC WED APR 15...

.TROUGH FROM 04S100W TO 03S120W. SCATTERED MODERATE WITHIN 60 NM 
OF 03S104W.

$$
.FORECASTER CHRISTENSEN. TROPICAL PREDICTION CENTER.