000
FZPN03 KNHC 182058
HSFEP2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2330 UTC TUE SEP 18 2007
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

SECURITE

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W

SYNOPSIS VALID 1800 UTC TUE SEP 18
24 HOUR FORECAST VALID 1800 UTC WED SEP 19
48 HOUR FORECAST VALID 1800 UTC THU SEP 20
 
.WARNINGS.
...TROPICAL STORM WARNING...
.TROPICAL DEPRESSION TWELVE E NEAR 13.8N 108.4W 1006 MB AT 2100 
UTC SEP 18 MOVING WNW OR 295 DEG AT 10 KT. MAXIMUM SUSTAINED 
WINDS 30 KT GUSTS 40 KT.  
.24 HOUR FORECAST TROPICAL STORM NEAR 15.4N 112.2W. MAXIMUM
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS
WITHIN 40 NM OF CENTER EXCEPT 0 NM SW QUADRANT. SEAS 12 FT OR 
GREATER WITHIN 40 NM NE QUADRANT WITH SEAS TO 14 FT.
.48 HOUR FORECAST TROPICAL STORM NEAR 17.1N 114.6W. MAXIMUM
SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS
WITHIN 60 NM NW AND SE QUADRANTS...70 NM NE QUADRANT AND 50 NM 
SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM OF CENTER WITH 
SEAS TO 15 FT.
.72 HOUR FORECAST TROPICAL STORM NEAR 19.0N 115.0W. MAXIMUM
SUSTAINED WINDS 55 KT GUSTS 65 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM NEAR 20.5N 114.5W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT.
.120 HOUR FORECAST TROPICAL DEPRESSION E NEAR 21.5N 113.5W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.

.SYNOPSIS AND FORECAST.
.EXCEPT AS NOTED IN WARNINGS WITHIN 120 NM OF CENTER WINDS 20 TO 
30 KT SEAS TO 9 FT.
.24 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS WITHIN 150 NM OF 
CENTER WINDS 20 TO 33 KT SEAS 8 TO 11 FT. 
.48 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS WITHIN 180 NM OF 
CENTER WINDS 20 TO 33 KT SEAS 8 TO 12 FT.

.FROM 14N TO 25N W OF 124W NE WINDS 20 TO 25 KT SEAS 8 TO 11 FT.
.24 HOUR FORECAST FROM 15N TO 24N W OF 126W NE WINDS 20 TO 25 KT 
SEAS 8 TO 11 FT.
.48 HOUR FORECAST FROM 15 TO 25N W OF 128W NE WINDS 20 TO 25 KT 
SEAS 8 TO 12 FT.

.GULF OF TEHUANTEPEC WITHIN 90 NM OF COAST N TO NE WINDS 20 TO 
25 KT SEAS TO 8 FT.
.24 HOUR FORECAST WINDS LESS THAN 20 KT SEAS LESS THAN 8 FT.

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

CONVECTION VALID 2100 UTC TUE SEP 18...
SCATTERED MODERATE TO STRONG IS FROM 12N TO 17N BETWEEN 105W AND 
111W DUE TO T.D. TWELVE E.

INTERTROPICAL CONVERGENCE ZONE...10N84W 8N95W 11N105W 14N120W 
15N130W 10N140W.  SCATTERED MODERATE IS FROM 8N TO 12N BETWEEN 
87W AND 92W.  SCATTERED MODERATE IS FROM 9N TO 11N BETWEEN 116W 
AND 120W.  NUMEROUS STRONG IS FROM 12N TO 17N BETWEEN 123W AND 
138W.

$$
FORECASTER FORMOSA
TROPICAL PREDICTION CENTER
TROPICAL ANALYSIS AND FORECAST BRANCH