000
FZPN03 KNHC 230921
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL 
1030 UTC FRI AUG 23 2013

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC FRI AUG 23.
24 HOUR FORECAST VALID 0600 UTC SAT AUG 24.
48 HOUR FORECAST VALID 0600 UTC SUN AUG 25.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL DEPRESSION NINE-E NEAR 18.7N 112.9W 1002 MB AT 0900 
UTC AUG 23 MOVING NW OR 325 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 
30 KT GUSTS 40 KT. SEAS 12 FT OR GREATER WITHIN 210 NM SE 
QUADRANT AND 150 NM SW QUADRANT WITH SEAS TO 15 FT. WITHIN 300 
NM SE SEMICIRCLE WINDS 20 TO 30 KT. SEAS 9 TO 15 FT. ELSEWHERE 
WITHIN 300 NM S OF A LINE FROM 17N113W TO 13N124W S TO SW WINDS 
20 TO 25 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST TROPICAL STORM NINE-E NEAR 21.2N 113.9W. 
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE 
WINDS WITHIN 120 NM S SEMICIRCLE...100 NM NE QUADRANT AND 60 NM 
NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 250 NM SE SEMICIRCLE 
WITH SEAS TO 16 FT. ELSEWHERE WITHIN 300 NM E SEMICIRCLE AND 180 
NM W SEMICIRCLE AND WITHIN 300 NM E OF A LINE 20N113W TO 14N121W 
WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW NINE-E NEAR 24.5N 
115.3W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS 12 FT OR 
GREATER OVER FORECAST WATERS WITHIN 180 NM E SEMICIRCLE WITH 
SEAS TO 14 FT. ELSEWHERE FROM 15N TO 25N BETWEEN 107W AND 115W 
WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW NINE-E NEAR 27.0N 
116.1W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. EXTENDED 
OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL REMNANT LOW NINE-E NEAR 28.0N 
116.5W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.
.120 HOUR FORECAST...NO MORE TCM FCST INFO ==> VERIFY WITH TCM.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE 
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE 
AND INTENSITY.

.SYNOPSIS AND FORECAST.

.06 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF A LINE FROM 16N95W 
TO 14N95W...INCLUDING THE GULF OF TEHUANTEPEC N TO NE WINDS 20 
TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

CONVECTION VALID 0900 UTC FRI AUG 23...

.TROPICAL DEPRESSION NINE-E...NUMEROUS MODERATE TO STRONG FROM 
15N TO 19N BETWEEN 113W AND 117W. CLUSTER OF MODERATE TO STRONG 
CONVECTION E OF CENTER FROM 16N TO 20N BETWEEN 107W AND 112W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...               
MONSOON TROUGH FROM 10N85W TO 1009 MB LOW PRES 10N90W TO 08N102W 
THEN RESUMES AT 17N117W TO LOW PRES NEAR 15N120W TO 10N140W. 
NUMEROUS MODERATE TO STRONG WITHIN 260 NM N OF AXIS FROM 87W TO 
92W. SCATTERED MODERATE ISOLATED STRONG WITHIN 100 NM S OF AXIS 
FROM 120W TO 129W.
 
$$
.FORECASTER DGS. NATIONAL HURRICANE CENTER.