000
FZNT02 KNHC 291546
HSFAT2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC MON AUG 29 2011

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND 
GULF OF MEXICO

SYNOPSIS VALID 1200 UTC MON AUG 29.
24 HOUR FORECAST VALID 1200 UTC TUE AUG 30.
48 HOUR FORECAST VALID 1200 UTC WED AUG 31.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL DEPRESSION TWELVE NEAR 9.8N 27.5W 1008 MB AT 1500 UTC
AUG 29 MOVING W OR 275 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 30
KT GUSTS 40 KT.  
.24 HOUR FORECAST TROPICAL STORM TWELVE NEAR 11.2N 31.4W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 30 NM NW AND SE QUADRANTS...45 NM NE QUADRANT AND 
15 NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN AREA OF TROPICAL 
STORM FORCE WINDS WITH SEAS TO 14 FT.
.48 HOUR FORECAST TROPICAL STORM TWELVE NEAR 13.4N 37.2W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE
WINDS WITHIN 75 NM N SEMICIRCLE...45 NM SE QUADRANT AND 30 NM SW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN AREA OF TROPICAL STORM 
FORCE WINDS WITH SEAS TO 16 FT.
.72 HOUR FORECAST HURRICANE TWELVE NEAR 15.0N 43.0W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE TWELVE NEAR 16.5N 48.5W. MAXIMUM
SUSTAINED WINDS 80 KT GUSTS 100 KT.
.120 HOUR FORECAST HURRICANE TWELVE NEAR 18.5N 53.0W. MAXIMUM
SUSTAINED WINDS 90 KT GUSTS 110 KT.

.SYNOPSIS AND FORECAST.

.ATLC TROUGH FROM 28N35W TO 17N40W. N OF 20N E OF TROUGH E TO SE 
WINDS 20 TO 25 KT. SEAS 8 FT.
.24 HOUR FORECAST TROUGH FROM 28N40W TO 18N43W. FROM 23N TO 27N 
E OF TROUGH TO 37W SE WINDS 20 KT. SEAS TO 8 FT. 
.48 HOUR FORECAST TROUGH FROM 31N44W TO 24N47W. WINDS LESS THAN 
20 KT. SEAS LESS THAN 8 FT.

.ATLC 36 HOUR FORECAST IN ASSOCIATION WITH TROPICAL STORM TWELVE 
JUST E OF AREA NEAR 12.3N 34.1W. OVER FORECAST WATERS WITHIN 300 
N AND 180 NM S SEMICIRLCE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS...OVER FORECAST
WATERS WITHIN 300 NM N SEMICIRCLE...180 NM SE QUADRANT AND 120 NM
SW QUADRANT WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. 

.CARIBBEAN S OF 14N BETWEEN 68W AND 72W E TO SE WINDS TO 20 KT. 
SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 12N TO 18N BETWEEN 66W AND 77W E TO SE 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. FROM 15 TO 18N BETWEEN 
77W AND 82W E TO SE WINDS 20 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST S OF 15N BETWEEN 70W AND 77W NE TO E WINDS 20
TO 25 KT. SEAS TO 9 FT NEAR COAST OF COLOMBIA. ELSEWHERE S OF 
18N BETWEEN 68W AND 80W E WINDS 20 KT. SEAS TO 8 FT. N OF 15N TO 
W OF 80W SE WINDS 20 KT. SEAS LESS THAN 8 FT.

.GULF OF MEXICO 24 HOUR FORECAST TROUGH FROM 25N90W TO LOW NEAR 
22N91W 1009 MB TO 20N92W. FROM 22N TO 25N E OF TROUGH AND LOW TO 
88W E TO SE WINDS 20 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LOW NEAR 25N95W 1008 MB. FROM 24N TO 26N 
BETWEEN 92W AND 96W E TO SE WINDS 20 KT. SEAS LESS THAN 8 FT.

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

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.