000
FZPN03 KNHC 212116
HSFEP2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 
2230 UTC SAT AUG 21 2010

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 AUG 21.
24 HOUR FORECAST VALID 1800 UTC SUN AUG 22.
48 HOUR FORECAST VALID 1800 UTC MON AUG 23.

.WARNINGS.
...TROPICAL STORM WARNING...
.TROPICAL DEPRESSION NINE E NEAR 13.9N 93.2W 1007 MB AT 2100 UTC 
AUG 21 MOVING W OR 270 DEG AT 2 KT. MAXIMUM SUSTAINED WINDS 25 
KT GUSTS 35 KT. HIGHEST SEAS TO 11 FT IN SW SWELL.
.24 HOUR FORECAST TROPICAL STORM NINE E NEAR 13.8N 94.5W. 
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE 
WINDS WITHIN 40 NM N SEMICIRCLE...0 NM SE QUADRANT AND 30 NM SW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 45 NM N SEMICIRCLE AND 30 
NM SW QUADRANT WITH SEAS TO 13 FT.
.48 HOUR FORECAST TROPICAL STORM NINE E NEAR 13.7N 96.6W. 
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE 
WINDS WITHIN 70 NM N SEMICIRCLE AND 50 NM S SEMICIRCLE. SEAS 12 
FT OR GREATER WITHIN 75 NM N SEMICIRCLE AND 60 NM S SEMICIRCLE 
WITH SEAS TO 18 FT.
.72 HOUR FORECAST HURRICANE NINE E NEAR 14.0N 98.5W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE NINE E NEAR 15.0N 101.0W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT.
.120 HOUR FORECAST HURRICANE NINE E NEAR 16.0N 103.5W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT.

.SYNOPSIS AND FORECAST.

.EXCEPT AS NOTED IN WARNING...ELSEWHERE WITHIN 240 NM SE AND S 
QUADRANTS OF TROPICAL DEPRESSION NINE E WINDS 20 TO 25 KT. SEAS 
8 TO 11 FT IN SW SWELL.
.24 HOUR FORECAST EXCEPT AS NOTED IN WARNING...ELSEWHERE WITHIN 
180 NM N SEMICIRCLE AND 300 NM S SEMICIRCLE OF TROPICAL STORM 
NINE E WINDS 20 TO 33 KT. SEAS 8 TO 12 FT IN SW SWELL.
.48 HOUR FORECAST EXCEPT AS NOTED IN WARNING...ELSEWHERE WITHIN  
180 NM N SEMICIRCLE AND 360 NM S SEMICIRCLE OF TROPICAL STORM 
NINE E WINDS 20 TO 33 KT. SEAS 8 TO 12 FT IN SW SWELL.

.TROPICAL DEPRESSION EIGHT E NEAR 20.7N 111.9W 1005 MB AT 2100 
UTC AUG 21 MOVING WNW OR 290 DEG AT 6 KT. MAXIMUM SUSTAINED 
WINDS 25 KT GUSTS 35 KT. HIGHEST SEAS 8 FT. ELSEWHERE WITHIN 60 
NM E AND 30 NM W SEMICIRCLES OF CENTER WINDS 20 TO 25 KT. SEAS 
TO 8 FT.
.24 HOUR FORECAST POST TROPICAL REMNANT LOW EIGHT E NEAR 20.9N 
113.8W. WITHIN 45 NM E SEMICIRCLE AND 30 NM W SEMICIRCLE OF 
CENTER WINDS 20 KT. SEAS TO 8 FT.
.36 HOUR FORECAST EXTRATROPICAL LOW EIGHT E DISSIPATING NEAR 
20.8N 114.6W. WITHIN 30 NM OF CENTER WINDS TO 20 KT. SEAS LESS 
THAN 8 FT.
.48 HOUR FORECAST EXTRATROPICAL LOW EIGHT E DISSIPATED.

.LOW PRES 12N129W 1012 MB. WITHIN 180 NM SE AND S QUADRANTS OF 
CENTER S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT IN S SWELL. S 
OF 06N W OF 125W SE TO S WINDS 20 KT. SEAS 8 TO 10 FT IN S SWELL.
.24 HOUR LOW PRES 13N125W 1013 MB. WITHIN 210 NM S QUADRANT OF 
CENTER SW TO W WINDS 20 KT. SEAS 8 TO 10 FT IN S SWELL.
.36 HOUR FORECAST LOW PRES DISSIPATED.

.EXCEPT AS NOTED IN PARAGRAPHS ABOVE...ELSEWHERE SE OF LINE FROM 
20N106W TO 02N140W...EXCEPT E OF 80W...WINDS LESS THAN 20 KT. 
SEAS 8 TO 11 FT IN S AND SW SWELL.
.24 HOUR FORECAST EXCEPT AS NOTED IN PARAGRAPHS ABOVE... 
ELSEWHERE SE OF LINE FROM 19N104W TO 10N140W...EXCEPT E OF 92W 
...WINDS LESS THAN 20 KT. SEAS 8 TO 11 FT IN S AND SW SWELL. S 
OF 08N BETWEEN 80W AND 86W WINDS LESS THAN 20 KT. SEAS 8 TO 9 FT 
IN SW SWELL.
.48 HOUR FORECAST EXCEPT AS NOTED IN PARAGRAPHS ABOVE...
ELSEWHERE SE OF LINE FROM 20N106W TO 20N130W TO 08N140W...EXCEPT
E OF 90W...WINDS LESS THAN 20 KT. SEAS 8 TO 11 FT IN S AND SW 
SWELL. S OF 08N BETWEEN 80W AND 86W WINDS LESS THAN 20 KT. SEAS 
8 TO 9 FT IN SW SWELL.

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

.CONVECTION VALID AS OF 2100 UTC SAT AUG 21...
.TROPICAL DEPRESSION NINE E...SCATTERED MODERATE ISOLATED STRONG 
WITHIN 270 NM S SEMICIRCLE AND 120 NM N SEMICIRCLE OF CENTER.

.TROPICAL DEPRESSION EIGHT E...NO SIGNIFICANT CONVECTION.

.LOW PRES 12N129W...SCATTERED MODERATE WITHIN 90 NM W SEMICIRCLE 
OF CENTER.

.INTERTROPICAL CONVERGENCE ZONE...10N110W TO 10N117W TO 12N128W 
THEN 11N131W TO 10N135W TO 12N140W. NO SIGNIFICANT CONVECTION.

$$
.FORECASTER LEWITSKY. TROPICAL PREDICTION CENTER.