000
FZPN03 KNHC 072120
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC TUE AUG 07 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC TUE AUG 07.
24 HOUR FORECAST VALID 1800 UTC WED AUG 08.
48 HOUR FORECAST VALID 1800 UTC THU AUG 09.

.WARNINGS.

...TROPICAL STORM WARNING...

.TROPICAL STORM GILMA NEAR 15.1N 113.9W 1001 MB AT 2100 UTC AUG 
07 MOVING WNW OR 290 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 40 KT 
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM N 
SEMICIRCLE AND 0 NM S SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN 
30 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE WITH SEAS TO 15 FT.
.24 HOUR FORECAST TROPICAL STORM GILMA NEAR 16.4N 117.1W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE
WINDS WITHIN 40 NM S SEMICIRCLE...60 NM NE QUADRANT AND 50 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN THE AREA OF TROPICAL 
STORM WINDS WITH SEAS TO 18 FT.
.48 HOUR FORECAST TROPICAL STORM GILMA NEAR 17.2N 119.8W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE 
WINDS WITHIN 80 NM N SEMICIRCLE AND 60 NM S SEMICIRCLE. SEAS 12 
FT OR GREATER WITHIN THE AREA OF TROPICAL STORM WINDS WITH SEAS 
TO 21 FT. 
.72 HOUR FORECAST TROPICAL STORM GILMA NEAR 17.5N 121.0W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM GILMA NEAR 18.0N 121.5W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.
.120 HOUR FORECAST TROPICAL STORM GILMA NEAR 18.0N 122.0W. 
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.

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.

.EXCEPT AS NOTED IN WARNINGS...WITHIN 100 NM OF CENTER WINDS 20 
TO 33 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST EXCEPT AS NOTED IN WARNINGS...WITHIN 120 NM OF 
CENTER WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST EXCEPT AS NOTED IN WARNINGS...WITHIN 150 NM OF 
CENTER WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.

.N OF 14N BETWEEN 94.5W AND 95.5W...INCLUDING THE GULF OF 
TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST N OF 14N BETWEEN 94.5W AND 95.5W...INCLUDING 
THE GULF OF TEHUANTEPEC...N WINDS 20 KT. SEAS TO 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FROM 13N TO 18N BETWEEN W OF 130W WINDS 20 TO 25 KT OR LESS. 
SEAS TO 9 FT IN NE SWELL. 
.24 HOUR FORECAST FROM 12N TO 20N W OF 135W NE WINDS 20 KT. SEAS 
8 TO 10 FT.
.48 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 AT 2100 UTC TUE AUG 07...
.T.S. GILMA...NUMEROUS MODERATE TO STRONG FROM 13N TO 16N 
BETWEEN 112W AND 118W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 08N78W TO 11N90W TO 1009 MB LOW AT 10N101W 
TO 13N106W. THEN CONTINUES FROM 13N116W TO 10N120W TO 10N130W. 
ITCZ EXTENDS FROM 10N130W TO BEYOND 11N140W. SCATTERED MODERATE 
FROM 07N TO 12N BETWEEN 100W AND 104W...AND FROM 05N TO 09N 
BETWEEN 120W AND 128W.

$$
.FORECASTER FORMOSA. NATIONAL HURRICANE CENTER.