000
FZPN03 KNHC 170307
HSFEP2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC THU MAY 17 2012

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MAY 17.
24 HOUR FORECAST VALID 0000 UTC FRI MAY 18.
48 HOUR FORECAST VALID 0000 UTC SAT MAY 19.

...TROPICAL STORM WARNING...
.TROPICAL STORM ALETTA NEAR 11.5N 114.3W 1004 MB AT 0300 UTC MAY 
17 MOVING W OR 280 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 35 KT 
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM N 
SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN 60 NM N SEMICIRCLE WITH 
SEAS TO 14 FT.
.24 HOUR FORECAST TROPICAL DEPRESSION ALETTA NEAR 12.6N 115.3W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
.48 HOUR FORECAST POST TROPICAL REMNANT LOW ALETTA NEAR 13.6N 
114.4W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.72 HOUR FORECAST POST TROPICAL REMNANT LOW ALETTA NEAR 14.0N 
113.0W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST TROPICAL REMNANT LOW ALETTA NEAR 13.5N 
111.5W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.

.SYNOPSIS AND FORECAST. 

.EXCEPT AS NOTED IN WARNINGS...WITHIN 90 NM N AND 45 NM S 
SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST WITHIN 60 NM N AND 30 NM S SEMICIRCLES OF 
TROPICAL DEPRESSION ALETTA WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. 
.48 HOUR FORECAST WITHIN 45 NM OF REMNANT LOW WINDS 20 TO 25 KT. 
SEAS 8 TO 9 FT.

.WITHIN 30 NM OF LINE 16N95W TO 14N96W INCLUDING GULF OF 
TEHUANTEPEC...N TO NE WINDS 20 KT. SEAS TO 8 FT. 
.24 HOUR FORECAST WITHIN 30 NM OF LINE 16N95W TO 14N96W INCLUDING
GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. SEAS 8 FT. 
.48 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.48 HOUR FORECAST FROM 08N TO 10N BETWEEN 99W AND 103W W WINDS 
20 KT. SEAS 8 FT. 

.48 HOUR FORECAST N OF 28N E OF 123W NW WINDS 20 KT. SEAS TO 8 
FT. 

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

CONVECTION VALID AT 0300 UTC THU MAY 17...

.SCATTERED MODERATE TO STRONG WITHIN 60 NM OF TROPICAL STORM 
ALETTA.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 08N78W TO 12N93W TO LOW PRES NEAR 11N99W 
1007 MB TO 12N110W THEN RESUMES FROM 07N112W TO 05N119W. ITCZ 
FROM 05N119W TO 06N132W TO 03N140W. SCATTERED MODERATE ISOLATED 
STRONG WITHIN 90 NM N OF TROUGH BETWEEN 95W AND 106W. SCATTERED 
MODERATE WITHIN 45 NM OF ITCZ W OF 132W. 

$$
.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.