000
FZPN03 KNHC 150349
HSFEP2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC FRI AUG 15 2008
 
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI AUG 15.
24 HOUR FORECAST VALID 0000 UTC SAT AUG 16.
48 HOUR FORECAST VALID 0000 UTC SUN AUG 17.

...TROPICAL STORM WARNING...
.TROPICAL STORM ISELLE AT 17.7N 111.1W 1002 MB AT 0300 UTC AUG 
15 MOVING W OR 280 DEG AT 8 KT.  MAXIMUM SUSTAINED WIND 40 GUSTS 
50 KT.  TROPICAL STORM FORCE WIND WITHIN 40 NM OF CENTER EXCEPT 
30 NM NE QUADRANT.  SEAS 12 FT OR GREATER WITHIN 40 NM OF CENTER 
WITH SEAS TO 15 FT.
.24 HOUR FORECAST  TROPICAL STORM ISELLE NEAR 18.4N 113.2W. 
MAXIMUM SUSTAINED WIND 35 GUSTS 45 KT.  LITTLE CHANGE IN RADIUS 
OF TROPICAL STORM FORCE WIND AND SEAS 12 FT OR GREATER. 
.48 HOUR FORECAST  REMNANT LOW PRES ISELLE NEAR 19.1N 115.2W.
MAXIMUM SUSTAINED WIND 25 GUSTS 35 KT.
.72 HOUR FORECAST  REMNANT LOW PRES ISELLE NEAR 19.4N 116.5W. 
MAXIMUM SUSTAINED WIND 25 GUSTS 35 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST  REMNANT LOW PRES ISELLE NEAR 19.5N 118.0W. 
MAXIMUM SUSTAINED WIND 20 GUSTS 25 KT.
.120 HOUR FORECAST  REMNANT LOW PRES ISELLE NEAR 19.5N 119.5W. 
MAXIMUM SUSTAINED WIND 20 GUSTS 25 KT.

.SYNOPSIS AND FORECAST.

.EXCEPT AS NOTED IN ISELLE WARNING...WITHIN 90 NM OF CENTER  
WIND TO 33 KT.  SEAS TO 12 FT.
.24 HOUR FORECAST  EXCEPT AS NOTED IN WARNING...WITHIN 150 NM
OF CENTER  WIND TO 33 KT.  SEAS TO 11 FT. 
.48 HOUR FORECAST  EXCEPT AS NOTED IN WARNING...WITHIN 90 NM  OF 
CENTER  WIND 20 TO 30 KT.  SEAS TO 10 FT.

.LOW PRES 15N121W 1010 MB.  WITHIN 120 NM N AND 180 NM S
SEMICIRCLES  WIND 20 TO 25 KT.  SEAS 9 FT.  ELSEWHERE FROM 10N 
TO 15N BETWEEN 105W AND 125W  W WIND 20 TO 25 KT.  SEAS 10 FT.
.24 HOUR FORECAST  LOW PRES NEAR 14N124W 1011 MB.  WITHIN 90 NM 
NW AND 150 NM SE SEMICIRCLES  WIND 20 TO 25 KT.  SEAS 9 FT.
.48 HOUR FORECAST  LOW PRES NEAR 15N128W 1012 MB.  LITTLE CHANGE 
IN WINDS AND SEAS.

.REMNANT LOW PRES OF HERNAN NEAR 16N142W 1010 MB.  OVER FORECAST 
WATERS WITHIN 300 NM NE QUADRANT  WIND 20 TO 25 KT. SEAS 11 FT.
.24 HOUR FORECAST  LOW PRES AND CONDITIONS W OF FORECAST WATERS.
   
.REMAINDER OF AREA  WIND LESS THAN 20 KT.  SEAS LESS THAN 8 FT.

.CONVECTION VALID 0315 UTC WED AUG 15.
.TROPICAL STORM ISELLE...NUMEROUS STRONG CONVECTION WITHIN 120 
NM S AND 45 NM N SEMICIRCLES. 

.LOW PRES NEAR 15N121W...SCATTERED MODERATE ISOLATED STRONG 
WITHIN 120 NM SW QUADRANT.

.INTERTROPICAL CONVERGENCE ZONE...08N78W TO 07N80W TO 12N106W 
TO 09N123W TO 12N135W TO 09N140W.  SCATTERED MODERATE ISOLATED 
STRONG WITHIN 120 NM N AND 45 NM S OF AXIS E OF 101W. 

$$
.FORECASTER WALLY BARNES. TROPICAL PREDICTION CENTER.